United Airlines flights from Saint Louis (STL) to Phoenix Sky Harbor (PHX).

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Daily 16:30 Saint Louis (STL) 1 22:06 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Airbus A319 (319) 7:36 Effective 2026-09-24 through 2026-10-24
Mon,Wed,Thu 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Boeing 737-800 (738) 5:50 Effective 2026-02-12 through 2026-02-19
Fri,Sun 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Airbus A319 (319) 5:50 Effective 2026-02-13 through 2026-02-15
Fri 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-02-20 through 2026-02-27
Sun 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Airbus A319 (319) 5:50 Effective 2026-02-22 through 2026-03-01
Wed,Thu 18:00 Saint Louis (STL) 1 22:50 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Boeing 737-800 (738) 5:50 Effective 2026-02-25 through 2026-03-04
Daily 18:02 Saint Louis (STL) 1 22:08 Phoenix Sky Harbor (PHX) 3
United Airlines UA 1236 1-stop Airbus A319 (319) 6:06 Effective 2026-03-29 through 2026-04-29


United Airlines flights from Saint Louis (STL) to Phoenix Sky Harbor (PHX).
Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:

Effective 2026-09-24 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:36, 1-stop
Airbus A319 (319)

Non-Direct Flights:

Effective 2026-02-12 through 2026-02-19
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-800 (738)

Non-Direct Flights:

Effective 2026-02-13 through 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:50, 1-stop
Airbus A319 (319)

Non-Direct Flights:

Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:50, 1-stop
Airbus A319 (319)

Non-Direct Flights:

Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-800 (738)

Non-Direct Flights:

Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:06, 1-stop
Airbus A319 (319)
  • A domestic route departing from the Saint Louis airport (STL) and arriving at Phoenix Sky Harbor airport (PHX).
  • The flight distance is 1259 miles, or 2025 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.