All airlines flying from Chicago O'Hare (ORD) to George Bush, Houston (IAH).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Sun 19:35 Chicago O'Hare (ORD) 1 22:24 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:49 Effective 2025-06-08 through 2025-06-16 Codeshare flight, operated by United Airlines.(UA 2620)
Mon,Tue 19:35 Chicago O'Hare (ORD) 1 22:24 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:49 Effective 2025-06-17 through 2025-06-24 Codeshare flight, operated by United Airlines.(UA 2620)
Wed 19:35 Chicago O'Hare (ORD) 1 22:24 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:49 Operates only on 2025-06-25 Codeshare flight, operated by United Airlines.(UA 2620)
Mon-Sat 19:50 Chicago O'Hare (ORD) 1 22:39 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737-900 (739) 2:49 Effective 2025-05-24 through 2025-05-31 Codeshare flight, operated by United Airlines.(UA 1547)
Fri 20:20 Chicago O'Hare (ORD) 1 23:09 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737-900 (739) 2:49 Operates only on 2025-05-23 Codeshare flight, operated by United Airlines.(UA 2426)
Mon,Wed-Fri,Sun 20:30 Chicago O'Hare (ORD) 1 23:19 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737-900 (739) 2:49 Effective 2025-06-01 through 2025-06-06 Codeshare flight, operated by United Airlines.(UA 2426)
Sat 20:30 Chicago O'Hare (ORD) 1 23:19 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737 MAX 9 (7M9) 2:49 Effective 2025-06-07 through 2025-06-21 Codeshare flight, operated by United Airlines.(UA 2426)
Wed-Fri 20:30 Chicago O'Hare (ORD) 1 23:19 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737-900 (739) 2:49 Effective 2025-06-11 through 2025-06-20 Codeshare flight, operated by United Airlines.(UA 2426)
Sun 20:30 Chicago O'Hare (ORD) 1 23:19 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737-900 (739) 2:49 Operates only on 2025-06-22 Codeshare flight, operated by United Airlines.(UA 2426)
Sun 20:35 Chicago O'Hare (ORD) 1 23:24 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Boeing 737 MAX 9 (7M9) 2:49 Operates only on 2025-05-25 Codeshare flight, operated by United Airlines.(UA 1547)
Thu 21:00 Chicago O'Hare (ORD) 1 23:50 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:50 Operates only on 2025-06-26 Codeshare flight, operated by United Airlines.(UA 2665)
Wed 21:50 Chicago O'Hare (ORD) 1 00:51 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 3:01 Operates only on 2025-05-21 Codeshare flight, operated by United Airlines.(UA 2665) The flight arrives 1 day after departure.
Wed-Sun 21:50 Chicago O'Hare (ORD) 1 00:40 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-06-27 through 2025-07-03 Codeshare flight, operated by United Airlines.(UA 1291) The flight arrives 1 day after departure.
Wed-Sun 21:50 Chicago O'Hare (ORD) 1 00:40 George Bush, Houston (IAH) C Air New Zealand NZ 6852 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-07-05 through 2025-08-17 Codeshare flight, operated by United Airlines.(UA 1291) The flight arrives 1 day after departure.
Mon,Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-10-26 through 2025-10-27 Codeshare flight, operated by United Airlines.(UA 2621)
Tue-Thu 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-11-04 through 2025-11-06 Codeshare flight, operated by United Airlines.(UA 2621)
Wed-Fri 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-11-12 through 2025-11-14 Codeshare flight, operated by United Airlines.(UA 2621)
Thu-Sat 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-11-20 through 2025-11-22 Codeshare flight, operated by United Airlines.(UA 2621)
Fri-Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-11-30 through 2025-12-07 Codeshare flight, operated by United Airlines.(UA 2621)
Mon,Sat,Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-12-13 through 2025-12-15 Codeshare flight, operated by United Airlines.(UA 2621)
Mon,Tue,Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-12-21 through 2025-12-23 Codeshare flight, operated by United Airlines.(UA 2621)
Tue,Wed 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-12-30 through 2025-12-31 Codeshare flight, operated by United Airlines.(UA 2621)
Wed,Thu 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-01-07 through 2026-01-08 Codeshare flight, operated by United Airlines.(UA 2621)
Thu-Sat 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-01-15 through 2026-01-17 Codeshare flight, operated by United Airlines.(UA 2621)
Fri-Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-01-23 through 2026-01-25 Codeshare flight, operated by United Airlines.(UA 2621)
Sat 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Operates only on 2026-01-31 Codeshare flight, operated by United Airlines.(UA 2621)
Mon,Sun 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-02-08 through 2026-02-09 Codeshare flight, operated by United Airlines.(UA 2621)
Mon-Wed 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-02-16 through 2026-02-18 Codeshare flight, operated by United Airlines.(UA 2621)
Tue-Thu 14:15 Chicago O'Hare (ORD) 1 16:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-02-24 through 2026-02-26 Codeshare flight, operated by United Airlines.(UA 2621)
Thu 14:20 Chicago O'Hare (ORD) 1 17:16 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:56 Operates only on 2025-09-04 Codeshare flight, operated by United Airlines.(UA 2621)
Fri 14:20 Chicago O'Hare (ORD) 1 17:16 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:56 Operates only on 2025-09-12 Codeshare flight, operated by United Airlines.(UA 2621)
Mon-Fri,Sun 15:52 Chicago O'Hare (ORD) 1 18:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 3:03 Valid until 2025-05-02 Codeshare flight, operated by United Airlines.(UA 1124)
Daily 15:52 Chicago O'Hare (ORD) 1 18:55 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 3:03 Effective 2025-05-03 through 2025-05-21 Codeshare flight, operated by United Airlines.(UA 1124)
Mon-Wed,Sun 15:58 Chicago O'Hare (ORD) 1 18:53 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:55 Effective 2025-08-19 through 2025-08-27 Codeshare flight, operated by United Airlines.(UA 1314)
Thu,Fri 15:58 Chicago O'Hare (ORD) 1 18:53 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:55 Effective 2025-08-28 through 2025-08-29 Codeshare flight, operated by United Airlines.(UA 1314)
Mon,Tue,Fri-Sun 15:58 Chicago O'Hare (ORD) 1 18:53 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:55 Effective 2025-09-05 through 2025-09-09 Codeshare flight, operated by United Airlines.(UA 1314)
Mon-Thu,Sat,Sun 15:58 Chicago O'Hare (ORD) 1 18:53 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:55 Effective 2025-09-13 through 2025-09-18 Codeshare flight, operated by United Airlines.(UA 1314)
Mon-Wed,Sun 15:58 Chicago O'Hare (ORD) 1 18:53 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:55 Effective 2025-09-21 through 2025-09-24 Codeshare flight, operated by United Airlines.(UA 1314)
Sat 16:00 Chicago O'Hare (ORD) 1 18:58 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:58 Effective 2025-06-28 through 2025-08-16 Codeshare flight, operated by United Airlines.(UA 1124)
Mon,Tue,Thu,Fri,Sun 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:58 Effective 2025-05-22 through 2025-05-30 Codeshare flight, operated by United Airlines.(UA 1124)
Sat 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:58 Effective 2025-05-24 through 2025-05-31 Codeshare flight, operated by United Airlines.(UA 1124)
Tue,Wed 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737 MAX 9 (7M9) 2:58 Effective 2025-05-28 through 2025-06-03 Codeshare flight, operated by United Airlines.(UA 1124)
Wed,Sun 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:58 Effective 2025-06-01 through 2025-06-04 Codeshare flight, operated by United Airlines.(UA 1079)
Mon,Thu-Sun 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:58 Effective 2025-06-02 through 2025-06-09 Codeshare flight, operated by United Airlines.(UA 1079)
Mon,Tue,Thu-Sun 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:58 Effective 2025-06-10 through 2025-06-24 Codeshare flight, operated by United Airlines.(UA 1079)
Wed 16:04 Chicago O'Hare (ORD) 1 19:02 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Airbus A321neo (32Q) 2:58 Effective 2025-06-11 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 1079)
Daily 16:05 Chicago O'Hare (ORD) 1 18:48 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:43 Effective 2025-10-28 through 2025-11-03 Codeshare flight, operated by United Airlines.(UA 1314)
Mon,Tue,Fri-Sun 16:05 Chicago O'Hare (ORD) 1 18:48 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:43 Effective 2025-11-07 through 2025-11-11 Codeshare flight, operated by United Airlines.(UA 1314)
Mon-Wed,Sat,Sun 16:05 Chicago O'Hare (ORD) 1 18:48 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:43 Effective 2025-11-15 through 2025-11-19 Codeshare flight, operated by United Airlines.(UA 1314)
Daily 16:05 Chicago O'Hare (ORD) 1 18:48 George Bush, Houston (IAH) C Air New Zealand NZ 6853 Non-stop Boeing 737-900 (739) 2:43 Effective 2025-11-23 through 2025-11-29 Codeshare flight, operated by United Airlines.(UA 1314)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at George Bush, Houston airport (IAH).
The flight distance is 925 miles, or 1489 km.
The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 2:35 and 3:10.

Return (IAH-ORD) flights

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All airlines flying from Chicago O'Hare (ORD) to George Bush, Houston (IAH).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Air New Zealand NZ6852

19:35

Chicago O'Hare (ORD) 1

22:24

George Bush, Houston (IAH) C

Effective 2025-06-08 through 2025-06-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2620)

Duration: 2:49, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6852

19:35

Chicago O'Hare (ORD) 1

22:24

George Bush, Houston (IAH) C

Effective 2025-06-17 through 2025-06-24

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2620)

Duration: 2:49, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6852

19:35

Chicago O'Hare (ORD) 1

22:24

George Bush, Houston (IAH) C

Operates only on 2025-06-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2620)

Duration: 2:49, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6852

19:50

Chicago O'Hare (ORD) 1

22:39

George Bush, Houston (IAH) C

Effective 2025-05-24 through 2025-05-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1547)

Duration: 2:49, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6852

20:20

Chicago O'Hare (ORD) 1

23:09

George Bush, Houston (IAH) C

Operates only on 2025-05-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 2:49, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6852

20:30

Chicago O'Hare (ORD) 1

23:19

George Bush, Houston (IAH) C

Effective 2025-06-01 through 2025-06-06

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 2:49, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6852

20:30

Chicago O'Hare (ORD) 1

23:19

George Bush, Houston (IAH) C

Effective 2025-06-07 through 2025-06-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 2:49, non-stop
Boeing 737 MAX 9 (7M9)

Air New Zealand NZ6852

20:30

Chicago O'Hare (ORD) 1

23:19

George Bush, Houston (IAH) C

Effective 2025-06-11 through 2025-06-20

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 2:49, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6852

20:30

Chicago O'Hare (ORD) 1

23:19

George Bush, Houston (IAH) C

Operates only on 2025-06-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 2:49, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6852

20:35

Chicago O'Hare (ORD) 1

23:24

George Bush, Houston (IAH) C

Operates only on 2025-05-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1547)

Duration: 2:49, non-stop
Boeing 737 MAX 9 (7M9)

Air New Zealand NZ6852

21:00

Chicago O'Hare (ORD) 1

23:50

George Bush, Houston (IAH) C

Operates only on 2025-06-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6852

21:50

Chicago O'Hare (ORD) 1

00:51(+1)

George Bush, Houston (IAH) C

Operates only on 2025-05-21

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 3:01, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Air New Zealand NZ6852

21:50

Chicago O'Hare (ORD) 1

00:40(+1)

George Bush, Houston (IAH) C

Effective 2025-06-27 through 2025-07-03

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1291)

Duration: 2:50, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Air New Zealand NZ6852

21:50

Chicago O'Hare (ORD) 1

00:40(+1)

George Bush, Houston (IAH) C

Effective 2025-07-05 through 2025-08-17

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1291)

Duration: 2:50, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-10-26 through 2025-10-27

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-11-04 through 2025-11-06

Mon
-

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-11-12 through 2025-11-14

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-11-20 through 2025-11-22

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-11-30 through 2025-12-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-12-13 through 2025-12-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-12-21 through 2025-12-23

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2025-12-30 through 2025-12-31

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-01-07 through 2026-01-08

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-01-15 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-01-23 through 2026-01-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Operates only on 2026-01-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-02-08 through 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-02-16 through 2026-02-18

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:15

Chicago O'Hare (ORD) 1

16:55

George Bush, Houston (IAH) C

Effective 2026-02-24 through 2026-02-26

Mon
-

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:40, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:20

Chicago O'Hare (ORD) 1

17:16

George Bush, Houston (IAH) C

Operates only on 2025-09-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:56, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

14:20

Chicago O'Hare (ORD) 1

17:16

George Bush, Houston (IAH) C

Operates only on 2025-09-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2621)

Duration: 2:56, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

15:52

Chicago O'Hare (ORD) 1

18:55

George Bush, Houston (IAH) C

Valid until 2025-05-02

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 3:03, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

15:52

Chicago O'Hare (ORD) 1

18:55

George Bush, Houston (IAH) C

Effective 2025-05-03 through 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 3:03, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

15:58

Chicago O'Hare (ORD) 1

18:53

George Bush, Houston (IAH) C

Effective 2025-08-19 through 2025-08-27

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:55, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

15:58

Chicago O'Hare (ORD) 1

18:53

George Bush, Houston (IAH) C

Effective 2025-08-28 through 2025-08-29

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:55, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

15:58

Chicago O'Hare (ORD) 1

18:53

George Bush, Houston (IAH) C

Effective 2025-09-05 through 2025-09-09

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:55, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

15:58

Chicago O'Hare (ORD) 1

18:53

George Bush, Houston (IAH) C

Effective 2025-09-13 through 2025-09-18

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:55, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

15:58

Chicago O'Hare (ORD) 1

18:53

George Bush, Houston (IAH) C

Effective 2025-09-21 through 2025-09-24

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:55, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:00

Chicago O'Hare (ORD) 1

18:58

George Bush, Houston (IAH) C

Effective 2025-06-28 through 2025-08-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 2:58, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-05-22 through 2025-05-30

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 2:58, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-05-24 through 2025-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 2:58, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-05-28 through 2025-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1124)

Duration: 2:58, non-stop
Boeing 737 MAX 9 (7M9)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-06-01 through 2025-06-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1079)

Duration: 2:58, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-06-02 through 2025-06-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1079)

Duration: 2:58, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-06-10 through 2025-06-24

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1079)

Duration: 2:58, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:04

Chicago O'Hare (ORD) 1

19:02

George Bush, Houston (IAH) C

Effective 2025-06-11 through 2025-06-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1079)

Duration: 2:58, non-stop
Airbus A321neo (32Q)

Air New Zealand NZ6853

16:05

Chicago O'Hare (ORD) 1

18:48

George Bush, Houston (IAH) C

Effective 2025-10-28 through 2025-11-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:43, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:05

Chicago O'Hare (ORD) 1

18:48

George Bush, Houston (IAH) C

Effective 2025-11-07 through 2025-11-11

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:43, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:05

Chicago O'Hare (ORD) 1

18:48

George Bush, Houston (IAH) C

Effective 2025-11-15 through 2025-11-19

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:43, non-stop
Boeing 737-900 (739)

Air New Zealand NZ6853

16:05

Chicago O'Hare (ORD) 1

18:48

George Bush, Houston (IAH) C

Effective 2025-11-23 through 2025-11-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1314)

Duration: 2:43, non-stop
Boeing 737-900 (739)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at George Bush, Houston airport (IAH).
The flight distance is 925 miles, or 1489 km.
The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 2:35 and 3:10.

Return (IAH-ORD) flights

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