United Airlines flight UA 1877: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:50 Santa Ana (SNA) 10:17 Denver (DEN)
UA 1877 Non-stop Boeing 737 MAX 8 (7M8) 2:27 Effective 2025-08-01 through 2025-08-18
Mon,Wed-Sun 07:05 Grand Junction (GJT) 08:19 Denver (DEN)
UA 1877 Non-stop Boeing 737-800 (738) 1:14 Valid until 2025-05-05
Daily 07:05 Grand Junction (GJT) 08:19 Denver (DEN)
UA 1877 Non-stop Boeing 737-800 (738) 1:14 Effective 2025-05-06 through 2025-05-21
Thu 07:15 Grand Junction (GJT) 08:28 Denver (DEN)
UA 1877 Non-stop Boeing 737-800 (738) 1:13 Operates only on 2025-05-22
Daily 07:15 Grand Junction (GJT) 08:28 Denver (DEN)
UA 1877 Non-stop Airbus A320 (320) 1:13 Effective 2025-05-23 through 2025-06-25
Daily 07:30 Grand Junction (GJT) 08:39 Denver (DEN)
UA 1877 Non-stop Airbus A320 (320) 1:09 Effective 2025-09-25 through 2025-10-25
Daily 07:43 Grand Junction (GJT) 08:44 Denver (DEN)
UA 1877 Non-stop Boeing 737-800 (738) 1:01 Effective 2025-08-19 through 2025-09-24
Daily 07:43 Grand Junction (GJT) 08:44 Denver (DEN)
UA 1877 Non-stop Airbus A320 (320) 1:01 Effective from 2025-10-26
Daily 12:30 Denver (DEN) 18:25 Newark Liberty, New York (EWR) C
UA 1877 Non-stop Boeing 757-200 (752) 3:55 Effective 2025-06-26 through 2025-07-29
Wed 12:30 Denver (DEN) 18:25 Newark Liberty, New York (EWR) C
UA 1877 Non-stop Boeing 737-900 (739) 3:55 Effective 2025-07-30 through 2025-08-13
Mon,Tue,Thu-Sun 12:30 Denver (DEN) 18:25 Newark Liberty, New York (EWR) C
UA 1877 Non-stop Boeing 757-200 (752) 3:55 Effective 2025-07-31 through 2025-08-18
Tue 19:29 Newark Liberty, New York (EWR) C 22:00 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-07-01 through 2025-07-29
Mon,Wed,Thu,Sun 19:42 Newark Liberty, New York (EWR) C 22:13 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-06-26 through 2025-07-28
Fri 19:42 Newark Liberty, New York (EWR) C 22:13 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 8 (7M8) 2:31 Operates only on 2025-06-27
Fri 19:42 Newark Liberty, New York (EWR) C 22:13 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 8 (7M8) 2:31 Effective 2025-07-11 through 2025-07-25
Wed 19:42 Newark Liberty, New York (EWR) C 22:13 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737-900 (739) 2:31 Operates only on 2025-07-30
Thu 19:42 Newark Liberty, New York (EWR) C 22:13 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Operates only on 2025-07-31
Sat 19:44 Newark Liberty, New York (EWR) C 22:15 Atlanta (ATL) N
UA 1877 Non-stop Boeing 737 MAX 9 (7M9) 2:31 Effective 2025-06-28 through 2025-07-26
Non-Direct Flights:
Mon-Sat 06:50 Santa Ana (SNA) 18:25 Newark Liberty, New York (EWR) C
UA 1877 1-stop Boeing 737 MAX 8 (7M8) 8:35 Effective 2025-08-01 through 2025-08-18
Mon,Wed-Fri,Sun 12:30 Denver (DEN) 22:13 Atlanta (ATL) N
UA 1877 1-stop Boeing 757-200 (752) 7:43 Effective 2025-06-26 through 2025-07-03
Sat 12:30 Denver (DEN) 22:15 Atlanta (ATL) N
UA 1877 1-stop Boeing 757-200 (752) 7:45 Effective 2025-06-28 through 2025-07-26
Tue 12:30 Denver (DEN) 22:00 Atlanta (ATL) N
UA 1877 1-stop Boeing 757-200 (752) 7:30 Effective 2025-07-01 through 2025-07-29
Mon,Wed-Fri,Sun 12:30 Denver (DEN) 22:13 Atlanta (ATL) N
UA 1877 1-stop Boeing 757-200 (752) 7:43 Effective 2025-07-06 through 2025-07-28
Wed 12:30 Denver (DEN) 22:13 Atlanta (ATL) N
UA 1877 1-stop Boeing 737-900 (739) 7:43 Operates only on 2025-07-30
Thu 12:30 Denver (DEN) 22:13 Atlanta (ATL) N
UA 1877 1-stop Boeing 757-200 (752) 7:43 Operates only on 2025-07-31
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This flight number is listed as serving the following routes:
United Airlines flight UA 1877: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA1877
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:27, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1877
Valid until 2025-05-05
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Boeing 737-800 (738)

United Airlines UA1877
Effective 2025-05-06 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Boeing 737-800 (738)

United Airlines UA1877
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:13, non-stop
Boeing 737-800 (738)

United Airlines UA1877
Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:13, non-stop
Airbus A320 (320)

United Airlines UA1877
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Airbus A320 (320)

United Airlines UA1877
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Boeing 737-800 (738)

United Airlines UA1877
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Airbus A320 (320)

United Airlines UA1877
Effective 2025-06-26 through 2025-07-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:55, non-stop
Boeing 757-200 (752)

United Airlines UA1877
Effective 2025-07-30 through 2025-08-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737-900 (739)

United Airlines UA1877
Effective 2025-07-31 through 2025-08-18
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:55, non-stop
Boeing 757-200 (752)

United Airlines UA1877
Effective 2025-07-01 through 2025-07-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA1877
Effective 2025-06-26 through 2025-07-28
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA1877
Operates only on 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:31, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1877
Effective 2025-07-11 through 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:31, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1877
Operates only on 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:31, non-stop
Boeing 737-900 (739)

United Airlines UA1877
Operates only on 2025-07-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA1877
Effective 2025-06-28 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:31, non-stop
Boeing 737 MAX 9 (7M9)

Non-Direct Flights:

United Airlines UA1877
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 8:35, 1-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1877
12:30

22:13
Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:43, 1-stop
Boeing 757-200 (752)

United Airlines UA1877
12:30

22:15
Effective 2025-06-28 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:45, 1-stop
Boeing 757-200 (752)

United Airlines UA1877
12:30

22:00
Effective 2025-07-01 through 2025-07-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:30, 1-stop
Boeing 757-200 (752)

United Airlines UA1877
12:30

22:13
Effective 2025-07-06 through 2025-07-28
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:43, 1-stop
Boeing 757-200 (752)

United Airlines UA1877
12:30

22:13
Operates only on 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:43, 1-stop
Boeing 737-900 (739)

United Airlines UA1877
12:30

22:13
Operates only on 2025-07-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 7:43, 1-stop
Boeing 757-200 (752)
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This flight number is listed as serving the following routes:
  • Denver (DEN) - Atlanta (ATL)
  • Denver (DEN) - Newark Liberty, New York (EWR)
  • Grand Junction (GJT) - Denver (DEN)
  • Newark Liberty, New York (EWR) - Atlanta (ATL)
  • Santa Ana (SNA) - Denver (DEN)
  • Santa Ana (SNA) - Newark Liberty, New York (EWR)