United Airlines flight UA 434: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Wed,Sun 06:20 Miami (MIA) 08:22 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-900 (739) 3:02 Effective 2025-05-04 through 2025-05-21
Thu 06:25 Miami (MIA) 08:27 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-800 (738) 3:02 Operates only on 2025-05-01
Mon,Tue,Thu-Sat 06:25 Miami (MIA) 08:27 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737 MAX 9 (7M9) 3:02 Effective 2025-05-02 through 2025-05-20
Thu 06:30 Miami (MIA) 08:21 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737 MAX 9 (7M9) 2:51 Operates only on 2025-05-22
Daily 06:30 Miami (MIA) 08:21 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-900 (739) 2:51 Effective 2025-05-23 through 2025-06-25
Mon,Tue,Thu,Fri 07:00 Miami (MIA) 08:50 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2025-06-26 through 2025-08-18
Sat,Sun 07:00 Miami (MIA) 08:50 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-800 (738) 2:50 Effective 2025-06-28 through 2025-08-17
Wed 07:00 Miami (MIA) 08:50 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-900 (739) 2:50 Effective 2025-07-02 through 2025-08-13
Daily 11:16 George Bush, Houston (IAH) C 12:52 Denver (DEN)
UA 434 Non-stop Airbus A321neo (32Q) 2:36 Effective 2025-06-26 through 2025-08-18
Thu 11:20 George Bush, Houston (IAH) C 12:55 Denver (DEN)
UA 434 Non-stop Boeing 757-300 (753) 2:35 Operates only on 2025-05-22
Daily 11:20 George Bush, Houston (IAH) C 12:56 Denver (DEN)
UA 434 Non-stop Airbus A321neo (32Q) 2:36 Effective 2025-05-23 through 2025-06-25
Daily 15:15 Santa Ana (SNA) 20:31 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-700 (73G) 3:16 Effective 2025-09-25 through 2025-10-25
Daily 15:25 Santa Ana (SNA) 20:40 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2025-08-19 through 2025-09-24
Daily 15:25 Santa Ana (SNA) 20:40 George Bush, Houston (IAH) C
UA 434 Non-stop Boeing 737-800 (738) 3:15 Effective from 2025-10-26
Non-Direct Flights:
Thu 06:30 Miami (MIA) 12:55 Denver (DEN)
UA 434 1-stop Boeing 737 MAX 9 (7M9) 8:25 Operates only on 2025-05-22
Daily 06:30 Miami (MIA) 12:56 Denver (DEN)
UA 434 1-stop Boeing 737-900 (739) 8:26 Effective 2025-05-23 through 2025-06-25
Mon,Tue,Thu,Fri 07:00 Miami (MIA) 12:52 Denver (DEN)
UA 434 1-stop Boeing 737 MAX 8 (7M8) 7:52 Effective 2025-06-26 through 2025-08-18
Sat,Sun 07:00 Miami (MIA) 12:52 Denver (DEN)
UA 434 1-stop Boeing 737-800 (738) 7:52 Effective 2025-06-28 through 2025-08-17
Wed 07:00 Miami (MIA) 12:52 Denver (DEN)
UA 434 1-stop Boeing 737-900 (739) 7:52 Effective 2025-07-02 through 2025-08-13
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This flight number is listed as serving the following routes:
United Airlines flight UA 434: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA434
Effective 2025-05-04 through 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:02, non-stop
Boeing 737-900 (739)

United Airlines UA434
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:02, non-stop
Boeing 737-800 (738)

United Airlines UA434
Effective 2025-05-02 through 2025-05-20
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 3:02, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA434
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:51, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA434
Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Boeing 737-900 (739)

United Airlines UA434
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA434
Effective 2025-06-28 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:50, non-stop
Boeing 737-800 (738)

United Airlines UA434
Effective 2025-07-02 through 2025-08-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737-900 (739)

United Airlines UA434
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:36, non-stop
Airbus A321neo (32Q)

United Airlines UA434
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 757-300 (753)

United Airlines UA434
Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:36, non-stop
Airbus A321neo (32Q)

United Airlines UA434
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:16, non-stop
Boeing 737-700 (73G)

United Airlines UA434
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA434
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:15, non-stop
Boeing 737-800 (738)

Non-Direct Flights:

United Airlines UA434
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:25, 1-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA434
Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:26, 1-stop
Boeing 737-900 (739)

United Airlines UA434
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:52, 1-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA434
Effective 2025-06-28 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 7:52, 1-stop
Boeing 737-800 (738)

United Airlines UA434
Effective 2025-07-02 through 2025-08-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:52, 1-stop
Boeing 737-900 (739)
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Parallax here -
This flight number is listed as serving the following routes:
  • George Bush, Houston (IAH) - Denver (DEN)
  • Miami (MIA) - Denver (DEN)
  • Miami (MIA) - George Bush, Houston (IAH)
  • Santa Ana (SNA) - George Bush, Houston (IAH)