United Airlines flights from Saint Louis (STL) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Daily 09:13 Saint Louis (STL) 1 10:35 Denver (DEN) United Airlines UA 445 Non-stop Airbus A320 (320) 2:22 Effective 2025-01-07 through 2025-02-12
Daily 09:13 Saint Louis (STL) 1 10:35 Denver (DEN) United Airlines UA 445 Non-stop Airbus A319 (319) 2:22 Effective from 2025-02-13
Sun 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Airbus A319 (319) 2:30 Operates only on 2024-10-27
Daily 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Boeing 737-800 (738) 2:30 Effective 2024-10-28 through 2024-11-28
Fri 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Airbus A319 (319) 2:30 Operates only on 2024-11-29
Sat 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Boeing 737-800 (738) 2:30 Operates only on 2024-11-30
Sun 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Boeing 737-900 (739) 2:30 Operates only on 2024-12-01
Mon 08:40 Saint Louis (STL) 1 10:10 Denver (DEN) United Airlines UA 485 Non-stop Boeing 737 MAX 9 (7M9) 2:30 Operates only on 2024-12-02
Mon-Sat 08:35 Saint Louis (STL) 1 10:13 Denver (DEN) United Airlines UA 578 Non-stop Airbus A320 (320) 2:38 Effective 2024-12-19 through 2025-01-06
Sun 08:35 Saint Louis (STL) 1 10:13 Denver (DEN) United Airlines UA 578 Non-stop Boeing 737-800 (738) 2:38 Effective 2024-12-22 through 2025-01-05
Thu 16:55 Saint Louis (STL) 1 18:18 Denver (DEN) United Airlines UA 594 Non-stop Airbus A319 (319) 2:23 Operates only on 2024-09-26
Daily 16:55 Saint Louis (STL) 1 18:18 Denver (DEN) United Airlines UA 594 Non-stop Airbus A320 (320) 2:23 Effective 2024-09-27 through 2024-10-26
Daily 16:30 Saint Louis (STL) 1 17:50 Denver (DEN) United Airlines UA 1004 Non-stop Airbus A319 (319) 2:20 Effective from 2025-01-07
Sat 21:44 Saint Louis (STL) 1 23:15 Denver (DEN) United Airlines UA 1083 Non-stop Boeing 737-800 (738) 2:31 Operates only on 2024-11-30
Daily 16:31 Saint Louis (STL) 1 18:02 Denver (DEN) United Airlines UA 1092 Non-stop Airbus A320 (320) 2:31 Effective 2024-12-03 through 2024-12-18
Daily 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 1337 Non-stop Airbus A320 (320) 2:29 Effective 2024-12-03 through 2024-12-18
Daily 05:30 Saint Louis (STL) 1 06:56 Denver (DEN) United Airlines UA 1481 Non-stop Airbus A319 (319) 2:26 Effective from 2025-02-13
Daily 09:05 Saint Louis (STL) 1 10:27 Denver (DEN) United Airlines UA 1561 Non-stop Boeing 737-800 (738) 2:22 Valid until 2024-09-25
Thu 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737-800 (738) 2:22 Operates only on 2024-09-26
Mon-Sat 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737-900 (739) 2:22 Effective 2024-09-27 through 2024-10-15
Sun 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737 MAX 8 (7M8) 2:22 Effective 2024-09-29 through 2024-10-13
Wed,Fri,Sun 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737 MAX 8 (7M8) 2:22 Effective 2024-10-16 through 2024-10-20
Mon-Thu 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737-900 (739) 2:22 Effective 2024-10-17 through 2024-10-24
Sat 09:00 Saint Louis (STL) 1 10:19 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737 MAX 9 (7M9) 2:19 Operates only on 2024-10-19
Fri 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737-900 (739) 2:22 Operates only on 2024-10-25
Sat 09:00 Saint Louis (STL) 1 10:22 Denver (DEN) United Airlines UA 1840 Non-stop Boeing 737 MAX 9 (7M9) 2:22 Operates only on 2024-10-26
Sun 21:44 Saint Louis (STL) 1 23:15 Denver (DEN) United Airlines UA 1856 Non-stop Boeing 737-800 (738) 2:31 Operates only on 2024-12-01
Mon-Sat 08:30 Saint Louis (STL) 1 10:00 Denver (DEN) United Airlines UA 1866 Non-stop Airbus A320 (320) 2:30 Effective 2024-12-03 through 2024-12-18
Sun 08:30 Saint Louis (STL) 1 10:00 Denver (DEN) United Airlines UA 1866 Non-stop Boeing 737-900 (739) 2:30 Effective 2024-12-08 through 2024-12-15
Mon-Wed,Fri-Sun 16:35 Saint Louis (STL) 1 18:06 Denver (DEN) United Airlines UA 1875 Non-stop Airbus A320 (320) 2:31 Effective 2024-11-25 through 2024-12-02
Daily 16:44 Saint Louis (STL) 1 18:15 Denver (DEN) United Airlines UA 1875 Non-stop Airbus A320 (320) 2:31 Effective 2024-10-27 through 2024-11-24
Daily 16:43 Saint Louis (STL) 1 18:20 Denver (DEN) United Airlines UA 2618 Non-stop Airbus A319 (319) 2:37 Effective 2024-12-19 through 2025-01-06
Daily 13:30 Saint Louis (STL) 1 15:00 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:30 Effective from 2025-01-07
Mon,Wed-Fri,Sun 13:39 Saint Louis (STL) 1 15:00 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:21 Valid until 2024-09-27
Tue,Sat 13:39 Saint Louis (STL) 1 15:00 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A320 (320) 2:21 Valid until 2024-09-24
Daily 13:39 Saint Louis (STL) 1 15:00 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:21 Effective 2024-09-28 through 2024-10-26
Tue-Sun 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A320 (320) 2:29 Effective 2024-10-27 through 2024-11-02
Mon,Sun 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:29 Effective 2024-10-28 through 2024-11-04
Tue-Sun 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A320 (320) 2:29 Effective 2024-11-05 through 2024-11-24
Mon 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:29 Effective 2024-11-11 through 2024-11-18
Mon-Wed,Sat,Sun 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A320 (320) 2:29 Effective 2024-11-25 through 2024-12-02
Fri 13:39 Saint Louis (STL) 1 15:08 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:29 Operates only on 2024-11-29
Daily 13:44 Saint Louis (STL) 1 15:14 Denver (DEN) United Airlines UA 2625 Non-stop Airbus A319 (319) 2:30 Effective 2024-12-19 through 2025-01-06
Mon,Tue,Thu-Sun 16:51 Saint Louis (STL) 1 18:14 Denver (DEN) United Airlines UA 2681 Non-stop Airbus A319 (319) 2:23 Valid until 2024-09-03
Daily 16:51 Saint Louis (STL) 1 18:14 Denver (DEN) United Airlines UA 2681 Non-stop Airbus A319 (319) 2:23 Effective 2024-09-04 through 2024-09-25
Non-Direct Flights:
Sat,Sun 16:55 Saint Louis (STL) 1 01:06 Denver (DEN) United Airlines UA 604 2-stop Airbus A319 (319) 9:11 Effective 2024-11-30 through 2024-12-01 The flight arrives 1 day after departure.

A domestic route departing from the Saint Louis airport (STL) and arriving at Denver airport (DEN).
The flight distance is 767 miles, or 1235 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.
For direct flights, the flight time varies between 2:19 and 2:38.

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FLIGHT SCHEDULE

Direct Flights:

United Airlines UA445

09:13

Saint Louis (STL) 1

10:35

Denver (DEN)

Effective 2025-01-07 through 2025-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:22, non-stop
Airbus A320 (320)

United Airlines UA445

09:13

Saint Louis (STL) 1

10:35

Denver (DEN)

Effective from 2025-02-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:22, non-stop
Airbus A319 (319)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Operates only on 2024-10-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Airbus A319 (319)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Effective 2024-10-28 through 2024-11-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:30, non-stop
Boeing 737-800 (738)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Operates only on 2024-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:30, non-stop
Airbus A319 (319)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Operates only on 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:30, non-stop
Boeing 737-800 (738)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Boeing 737-900 (739)

United Airlines UA485

08:40

Saint Louis (STL) 1

10:10

Denver (DEN)

Operates only on 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA578

08:35

Saint Louis (STL) 1

10:13

Denver (DEN)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 2:38, non-stop
Airbus A320 (320)

United Airlines UA578

08:35

Saint Louis (STL) 1

10:13

Denver (DEN)

Effective 2024-12-22 through 2025-01-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:38, non-stop
Boeing 737-800 (738)

United Airlines UA594

16:55

Saint Louis (STL) 1

18:18

Denver (DEN)

Operates only on 2024-09-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:23, non-stop
Airbus A319 (319)

United Airlines UA594

16:55

Saint Louis (STL) 1

18:18

Denver (DEN)

Effective 2024-09-27 through 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:23, non-stop
Airbus A320 (320)

United Airlines UA1004

16:30

Saint Louis (STL) 1

17:50

Denver (DEN)

Effective from 2025-01-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:20, non-stop
Airbus A319 (319)

United Airlines UA1083

21:44

Saint Louis (STL) 1

23:15

Denver (DEN)

Operates only on 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:31, non-stop
Boeing 737-800 (738)

United Airlines UA1092

16:31

Saint Louis (STL) 1

18:02

Denver (DEN)

Effective 2024-12-03 through 2024-12-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:31, non-stop
Airbus A320 (320)

United Airlines UA1337

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-12-03 through 2024-12-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:29, non-stop
Airbus A320 (320)

United Airlines UA1481

05:30

Saint Louis (STL) 1

06:56

Denver (DEN)

Effective from 2025-02-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:26, non-stop
Airbus A319 (319)

United Airlines UA1561

09:05

Saint Louis (STL) 1

10:27

Denver (DEN)

Valid until 2024-09-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:22, non-stop
Boeing 737-800 (738)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Operates only on 2024-09-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:22, non-stop
Boeing 737-800 (738)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Effective 2024-09-27 through 2024-10-15

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 2:22, non-stop
Boeing 737-900 (739)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Effective 2024-09-29 through 2024-10-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:22, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Effective 2024-10-16 through 2024-10-20

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 2:22, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Effective 2024-10-17 through 2024-10-24

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:22, non-stop
Boeing 737-900 (739)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:19

Denver (DEN)

Operates only on 2024-10-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:19, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Operates only on 2024-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:22, non-stop
Boeing 737-900 (739)

United Airlines UA1840

09:00

Saint Louis (STL) 1

10:22

Denver (DEN)

Operates only on 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:22, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA1856

21:44

Saint Louis (STL) 1

23:15

Denver (DEN)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:31, non-stop
Boeing 737-800 (738)

United Airlines UA1866

08:30

Saint Louis (STL) 1

10:00

Denver (DEN)

Effective 2024-12-03 through 2024-12-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 2:30, non-stop
Airbus A320 (320)

United Airlines UA1866

08:30

Saint Louis (STL) 1

10:00

Denver (DEN)

Effective 2024-12-08 through 2024-12-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Boeing 737-900 (739)

United Airlines UA1875

16:35

Saint Louis (STL) 1

18:06

Denver (DEN)

Effective 2024-11-25 through 2024-12-02

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Duration: 2:31, non-stop
Airbus A320 (320)

United Airlines UA1875

16:44

Saint Louis (STL) 1

18:15

Denver (DEN)

Effective 2024-10-27 through 2024-11-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:31, non-stop
Airbus A320 (320)

United Airlines UA2618

16:43

Saint Louis (STL) 1

18:20

Denver (DEN)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:37, non-stop
Airbus A319 (319)

United Airlines UA2625

13:30

Saint Louis (STL) 1

15:00

Denver (DEN)

Effective from 2025-01-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:30, non-stop
Airbus A319 (319)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:00

Denver (DEN)

Valid until 2024-09-27

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:21, non-stop
Airbus A319 (319)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:00

Denver (DEN)

Valid until 2024-09-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:21, non-stop
Airbus A320 (320)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:00

Denver (DEN)

Effective 2024-09-28 through 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:21, non-stop
Airbus A319 (319)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-10-27 through 2024-11-02

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:29, non-stop
Airbus A320 (320)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-10-28 through 2024-11-04

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:29, non-stop
Airbus A319 (319)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-11-05 through 2024-11-24

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:29, non-stop
Airbus A320 (320)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-11-11 through 2024-11-18

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:29, non-stop
Airbus A319 (319)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Effective 2024-11-25 through 2024-12-02

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun

Duration: 2:29, non-stop
Airbus A320 (320)

United Airlines UA2625

13:39

Saint Louis (STL) 1

15:08

Denver (DEN)

Operates only on 2024-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:29, non-stop
Airbus A319 (319)

United Airlines UA2625

13:44

Saint Louis (STL) 1

15:14

Denver (DEN)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:30, non-stop
Airbus A319 (319)

United Airlines UA2681

16:51

Saint Louis (STL) 1

18:14

Denver (DEN)

Valid until 2024-09-03

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Duration: 2:23, non-stop
Airbus A319 (319)

United Airlines UA2681

16:51

Saint Louis (STL) 1

18:14

Denver (DEN)

Effective 2024-09-04 through 2024-09-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:23, non-stop
Airbus A319 (319)

Non-Direct Flights:

United Airlines UA604

16:55

Saint Louis (STL) 1

01:06(+1)

Denver (DEN)

Effective 2024-11-30 through 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 9:11, 2-stop
Airbus A319 (319)
The flight arrives 1 day after departure.

A domestic route departing from the Saint Louis airport (STL) and arriving at Denver airport (DEN).
The flight distance is 767 miles, or 1235 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.
For direct flights, the flight time varies between 2:19 and 2:38.

All STL-DEN flights

All United Airlines flights

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