Qatar Airways flight QR 4277: Seattle-Tacoma - Ontario, Los Angeles

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Sat 17:55 Seattle-Tacoma (SEA) 20:29 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:34 Valid until 2025-05-06
Codeshare flight, operated by Alaska Airlines.(AS 1088)
Wed 17:55 Seattle-Tacoma (SEA) 20:29 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:34 Valid until 2025-05-07
Codeshare flight, operated by Alaska Airlines.(AS 1088)
Wed,Sat 17:55 Seattle-Tacoma (SEA) 20:29 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:34 Effective 2025-05-10 through 2025-05-14
Codeshare flight, operated by Alaska Airlines.(AS 1088)
Tue 17:55 Seattle-Tacoma (SEA) 20:29 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:34 Operates only on 2025-05-13
Codeshare flight, operated by Alaska Airlines.(AS 1088)
Daily 20:05 Seattle-Tacoma (SEA) 22:37 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:32 Effective 2025-10-04 through 2025-10-25
Codeshare flight, operated by Alaska Airlines.(AS 1040)
Mon-Thu 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-05-15 through 2025-05-21
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Fri,Sat 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:31 Effective 2025-05-16 through 2025-05-24
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Thu,Sun 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:31 Effective 2025-05-18 through 2025-05-22
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Mon,Tue,Fri,Sun 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-05-25 through 2025-06-03
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Wed 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:31 Effective 2025-05-28 through 2025-06-04
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Thu,Sat 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:31 Effective 2025-05-29 through 2025-05-31
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Mon-Fri 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-06-05 through 2025-06-11
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Sat 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:31 Operates only on 2025-06-07
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Sun 20:15 Seattle-Tacoma (SEA) 22:46 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:31 Operates only on 2025-06-08
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Daily 21:15 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:44 Effective 2025-08-20 through 2025-10-03
Codeshare flight, operated by Alaska Airlines.(AS 1040)
Thu 21:22 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:37 Valid until 2025-05-08
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Fri 21:22 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:37 Valid until 2025-05-09
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Sun 21:22 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-700 (73G) 2:37 Valid until 2025-05-11
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Mon 21:22 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 8 (7M8) 2:37 Valid until 2025-05-12
Codeshare flight, operated by Alaska Airlines.(AS 1003)
Daily 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Effective 2025-06-12 through 2025-06-28
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Sun 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 (73J) 2:43 Operates only on 2025-06-29
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Mon-Thu,Sat,Sun 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Effective 2025-06-30 through 2025-07-10
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Daily 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Effective 2025-07-11 through 2025-08-06
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Thu 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:43 Operates only on 2025-08-07
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Daily 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Effective 2025-08-08 through 2025-08-16
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Sun 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737-800 (73H) 2:43 Operates only on 2025-08-17
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
Mon 21:30 Seattle-Tacoma (SEA) 00:13 Ontario, Los Angeles (ONT) 2
QR 4277 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Operates only on 2025-08-18
Codeshare flight, operated by Alaska Airlines.(AS 1040)
The flight arrives 1 day after departure.
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Qatar Airways flight QR 4277:
Seattle-Tacoma - Ontario, Los Angeles
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Qatar Airways QR4277
17:55
Seattle-Tacoma (SEA)

20:29
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1088)
Duration: 2:34, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
17:55
Seattle-Tacoma (SEA)

20:29
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1088)
Duration: 2:34, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
17:55
Seattle-Tacoma (SEA)

20:29
Ontario, Los Angeles (ONT) 2
Effective 2025-05-10 through 2025-05-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1088)
Duration: 2:34, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
17:55
Seattle-Tacoma (SEA)

20:29
Ontario, Los Angeles (ONT) 2
Operates only on 2025-05-13
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1088)
Duration: 2:34, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
20:05
Seattle-Tacoma (SEA)

22:37
Ontario, Los Angeles (ONT) 2
Effective 2025-10-04 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:32, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-15 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-16 through 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-18 through 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-25 through 2025-06-03
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-28 through 2025-06-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-05-29 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Effective 2025-06-05 through 2025-06-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
20:15
Seattle-Tacoma (SEA)

22:46
Ontario, Los Angeles (ONT) 2
Operates only on 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:31, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
21:15
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:44, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
21:22
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:37, non-stop
Boeing 737-800 (73H)
Qatar Airways QR4277
21:22
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:37, non-stop
Boeing 737 (73J)
Qatar Airways QR4277
21:22
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:37, non-stop
Boeing 737-700 (73G)
Qatar Airways QR4277
21:22
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1003)
Duration: 2:37, non-stop
Boeing 737 MAX 8 (7M8)
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Effective 2025-06-12 through 2025-06-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Effective 2025-06-30 through 2025-07-10
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Effective 2025-07-11 through 2025-08-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2025-08-07
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Effective 2025-08-08 through 2025-08-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Qatar Airways QR4277
21:30
Seattle-Tacoma (SEA)

00:13(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1040)
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
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Parallax here SEA-ONT
  • QR 4277 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 956 miles, or 1539 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:31 and 2:44.
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