All airlines flying from Tulsa (TUL) to Denver (DEN).

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FLIGHT SCHEDULE
Direct Flights:
Mon 19:00 Tulsa (TUL) 19:55 Denver (DEN) Southwest Airlines WN 4621 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-02-23 through 2026-03-02
Mon,Thu,Fri 20:15 Tulsa (TUL) 21:10 Denver (DEN) Southwest Airlines WN 4621 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 20:15 Tulsa (TUL) 21:10 Denver (DEN) Southwest Airlines WN 4621 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-20 through 2026-03-01
Mon,Thu,Fri 06:40 Tulsa (TUL) 07:25 Denver (DEN) Southwest Airlines WN 4695 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-06 through 2026-09-28
Tue,Wed 18:30 Tulsa (TUL) 19:15 Denver (DEN) Southwest Airlines WN 4695 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-04 through 2026-09-30
Sat,Sun 07:20 Tulsa (TUL) 08:00 Denver (DEN) Southwest Airlines WN 4902 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-08 through 2026-09-27
Tue,Wed 07:30 Tulsa (TUL) 08:10 Denver (DEN) Southwest Airlines WN 4902 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 12:55 Tulsa (TUL) 13:35 Denver (DEN) Southwest Airlines WN 4902 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-06 through 2026-09-28
Daily 11:42 Tulsa (TUL) 12:40 Denver (DEN) United Airlines UA 5276 Non-stop Embraer EMB 175 (E7W) 1:58 Effective from 2026-03-29
Daily 11:44 Tulsa (TUL) 12:48 Denver (DEN) United Airlines UA 5276 Non-stop Embraer EMB 175 (E7W) 2:04 Valid until 2026-01-05
Daily 11:44 Tulsa (TUL) 12:45 Denver (DEN) United Airlines UA 5276 Non-stop Embraer EMB 175 (E7W) 2:01 Effective 2026-01-06 through 2026-02-11
Daily 11:53 Tulsa (TUL) 13:04 Denver (DEN) United Airlines UA 5276 Non-stop Embraer EMB 175 (E7W) 2:11 Effective 2026-02-12 through 2026-03-28
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-06 through 2026-01-16
Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) United Airlines UA 5667 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-10 through 2026-01-17
Tue-Fri,Sun 05:45 Tulsa (TUL) 06:58 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-18 through 2026-01-23
Mon,Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) United Airlines UA 5667 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-19 through 2026-01-25
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-26 through 2026-02-03
Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) United Airlines UA 5667 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-31 through 2026-02-08
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-02-05 through 2026-02-13
Daily 05:45 Tulsa (TUL) 06:58 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-02-14 through 2026-03-28
Daily 05:50 Tulsa (TUL) 06:57 Denver (DEN) United Airlines UA 5667 Non-stop Canadair CRJ 700 (CR7) 2:07 Valid until 2026-01-05
Daily 06:00 Tulsa (TUL) 07:02 Denver (DEN) United Airlines UA 5667 Non-stop Embraer EMB 175 (E7W) 2:02 Effective from 2026-03-29
Thu 09:00 Tulsa (TUL) 10:13 Denver (DEN) United Airlines UA 5735 Non-stop Embraer EMB 175 (E7W) 2:13 Operates only on 2026-02-05
Daily 19:05 Tulsa (TUL) 20:09 Denver (DEN) United Airlines UA 5786 Non-stop Embraer EMB 175 (E7W) 2:04 Effective 2026-04-30 through 2026-05-20
Daily 17:01 Tulsa (TUL) 18:14 Denver (DEN) United Airlines UA 5914 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-02-12 through 2026-03-04
Mon-Thu 17:05 Tulsa (TUL) 18:11 Denver (DEN) United Airlines UA 5914 Non-stop Embraer EMB 175 (E7W) 2:06 Effective 2026-01-06 through 2026-02-11
Fri-Sun 17:05 Tulsa (TUL) 18:08 Denver (DEN) United Airlines UA 5914 Non-stop Canadair CRJ 700 (CR7) 2:03 Effective 2026-01-09 through 2026-02-08
Daily 17:05 Tulsa (TUL) 17:53 Denver (DEN) United Airlines UA 5914 Non-stop Embraer EMB 175 (E7W) 1:48 Effective from 2026-03-29
Daily 17:07 Tulsa (TUL) 18:20 Denver (DEN) United Airlines UA 5914 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-03-05 through 2026-03-28
Daily 17:11 Tulsa (TUL) 18:12 Denver (DEN) United Airlines UA 5914 Non-stop Canadair CRJ 700 (CR7) 2:01 Valid until 2026-01-05
Non-Direct Flights:
Sat 06:25 Tulsa (TUL) 14:25 Denver (DEN) Southwest Airlines WN 2111 3-stop Boeing 737-700 (Scimitar Winglets) 9:00 Effective 2026-03-07 through 2026-04-04
Sun 05:50 Tulsa (TUL) 18:15 Denver (DEN) Southwest Airlines WN 1841 4-stop Boeing 737 MAX 8 (7M8) 13:25 Effective 2026-03-08 through 2026-04-05
Direct Codeshare Flights:
Daily 19:05 Tulsa (TUL) 20:09 Denver (DEN) Air Canada AC 3522 Non-stop Embraer EMB 175 (E7W) 2:04 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 5786)
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-06 through 2026-01-16 Codeshare flight, operated by United Airlines.(UA 5667)
Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) Air Canada AC 3549 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-10 through 2026-01-17 Codeshare flight, operated by United Airlines.(UA 5667)
Tue-Fri,Sun 05:45 Tulsa (TUL) 06:58 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-18 through 2026-01-23 Codeshare flight, operated by United Airlines.(UA 5667)
Mon,Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) Air Canada AC 3549 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-19 through 2026-01-25 Codeshare flight, operated by United Airlines.(UA 5667)
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-01-26 through 2026-02-03 Codeshare flight, operated by United Airlines.(UA 5667)
Sat,Sun 05:45 Tulsa (TUL) 06:55 Denver (DEN) Air Canada AC 3549 Non-stop Canadair CRJ 700 (CR7) 2:10 Effective 2026-01-31 through 2026-02-08 Codeshare flight, operated by United Airlines.(UA 5667)
Mon-Fri 05:45 Tulsa (TUL) 06:58 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-02-05 through 2026-02-13 Codeshare flight, operated by United Airlines.(UA 5667)
Daily 05:45 Tulsa (TUL) 06:58 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:13 Effective 2026-02-14 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 5667)
Daily 05:50 Tulsa (TUL) 06:57 Denver (DEN) Air Canada AC 3549 Non-stop Canadair CRJ 700 (CR7) 2:07 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 5667)
Daily 06:00 Tulsa (TUL) 07:02 Denver (DEN) Air Canada AC 3549 Non-stop Embraer EMB 175 (E7W) 2:02 Effective from 2026-03-29 Codeshare flight, operated by United Airlines.(UA 5667)
Wed 08:40 Tulsa (TUL) 09:38 Denver (DEN) Air Canada AC 4120 Non-stop Airbus A319 (319) 1:58 Operates only on 2026-02-04 Codeshare flight, operated by United Airlines.(UA 513)
Thu 08:55 Tulsa (TUL) 10:01 Denver (DEN) Air Canada AC 4120 Non-stop Airbus A319 (319) 2:06 Operates only on 2026-02-12 Codeshare flight, operated by United Airlines.(UA 513)
Daily 08:55 Tulsa (TUL) 10:00 Denver (DEN) Air Canada AC 4120 Non-stop Boeing 737-800 (738) 2:05 Effective 2026-02-13 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 513)
Daily 09:00 Tulsa (TUL) 10:00 Denver (DEN) Air Canada AC 4120 Non-stop Airbus A319 (319) 2:00 Effective 2026-01-06 through 2026-02-03 Codeshare flight, operated by United Airlines.(UA 513)
Thu 09:00 Tulsa (TUL) 10:13 Denver (DEN) Air Canada AC 4120 Non-stop Embraer EMB 175 (E7W) 2:13 Operates only on 2026-02-05 Codeshare flight, operated by United Airlines.(UA 5735)
Mon-Wed,Fri-Sun 09:00 Tulsa (TUL) 10:00 Denver (DEN) Air Canada AC 4120 Non-stop Airbus A319 (319) 2:00 Effective 2026-02-06 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 513)
Daily 09:00 Tulsa (TUL) 09:55 Denver (DEN) Air Canada AC 4120 Non-stop Airbus A319 (319) 1:55 Effective from 2026-03-29 Codeshare flight, operated by United Airlines.(UA 2154)

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Parallax here TUL-DEN

1 2 3 4

A domestic route departing from the Tulsa airport (TUL) and arriving at Denver airport (DEN).
The flight distance is 540 miles, or 869 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 1:40 and 2:13.

Return (DEN-TUL) flights

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All airlines flying from Tulsa (TUL) to Denver (DEN).

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4621

19:00

Tulsa (TUL)

19:55

Denver (DEN)

Effective 2026-02-23 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4621

20:15

Tulsa (TUL)

21:10

Denver (DEN)

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4621

20:15

Tulsa (TUL)

21:10

Denver (DEN)

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4695

06:40

Tulsa (TUL)

07:25

Denver (DEN)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4695

18:30

Tulsa (TUL)

19:15

Denver (DEN)

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4902

07:20

Tulsa (TUL)

08:00

Denver (DEN)

Effective 2026-08-08 through 2026-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4902

07:30

Tulsa (TUL)

08:10

Denver (DEN)

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4902

12:55

Tulsa (TUL)

13:35

Denver (DEN)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

United Airlines UA5276

11:42

Tulsa (TUL)

12:40

Denver (DEN)

Effective from 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:58, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5276

11:44

Tulsa (TUL)

12:48

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:04, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5276

11:44

Tulsa (TUL)

12:45

Denver (DEN)

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:01, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5276

11:53

Tulsa (TUL)

13:04

Denver (DEN)

Effective 2026-02-12 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:11, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-06 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-10 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-18 through 2026-01-23

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-26 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-31 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-02-05 through 2026-02-13

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-02-14 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5667

05:50

Tulsa (TUL)

06:57

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:07, non-stop
Canadair CRJ 700 (CR7)

Direct Flights:

United Airlines UA5667

06:00

Tulsa (TUL)

07:02

Denver (DEN)

Effective from 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:02, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5735

09:00

Tulsa (TUL)

10:13

Denver (DEN)

Operates only on 2026-02-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5786

19:05

Tulsa (TUL)

20:09

Denver (DEN)

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:04, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5914

17:01

Tulsa (TUL)

18:14

Denver (DEN)

Effective 2026-02-12 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5914

17:05

Tulsa (TUL)

18:11

Denver (DEN)

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:06, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5914

17:05

Tulsa (TUL)

18:08

Denver (DEN)

Effective 2026-01-09 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 2:03, non-stop
Canadair CRJ 700 (CR7)

Direct Flights:

United Airlines UA5914

17:05

Tulsa (TUL)

17:53

Denver (DEN)

Effective from 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:48, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5914

17:07

Tulsa (TUL)

18:20

Denver (DEN)

Effective 2026-03-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5914

17:11

Tulsa (TUL)

18:12

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:01, non-stop
Canadair CRJ 700 (CR7)

Non-Direct Flights:

Southwest Airlines WN2111

06:25

Tulsa (TUL)

14:25

Denver (DEN)

Effective 2026-03-07 through 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 9:00, 3-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1841

05:50

Tulsa (TUL)

18:15

Denver (DEN)

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 13:25, 4-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Air Canada AC3522

19:05

Tulsa (TUL)

20:09

Denver (DEN)

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5786)

Duration: 2:04, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-06 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-10 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-18 through 2026-01-23

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-01-26 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:55

Denver (DEN)

Effective 2026-01-31 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:10, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-02-05 through 2026-02-13

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:45

Tulsa (TUL)

06:58

Denver (DEN)

Effective 2026-02-14 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3549

05:50

Tulsa (TUL)

06:57

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:07, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Air Canada AC3549

06:00

Tulsa (TUL)

07:02

Denver (DEN)

Effective from 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5667)

Duration: 2:02, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC4120

08:40

Tulsa (TUL)

09:38

Denver (DEN)

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 513)

Duration: 1:58, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Air Canada AC4120

08:55

Tulsa (TUL)

10:01

Denver (DEN)

Operates only on 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 513)

Duration: 2:06, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Air Canada AC4120

08:55

Tulsa (TUL)

10:00

Denver (DEN)

Effective 2026-02-13 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 513)

Duration: 2:05, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Air Canada AC4120

09:00

Tulsa (TUL)

10:00

Denver (DEN)

Effective 2026-01-06 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 513)

Duration: 2:00, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Air Canada AC4120

09:00

Tulsa (TUL)

10:13

Denver (DEN)

Operates only on 2026-02-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 5735)

Duration: 2:13, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC4120

09:00

Tulsa (TUL)

10:00

Denver (DEN)

Effective 2026-02-06 through 2026-02-11

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 513)

Duration: 2:00, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Air Canada AC4120

09:00

Tulsa (TUL)

09:55

Denver (DEN)

Effective from 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2154)

Duration: 1:55, non-stop
Airbus A319 (319)

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A domestic route departing from the Tulsa airport (TUL) and arriving at Denver airport (DEN).
The flight distance is 540 miles, or 869 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 1:40 and 2:13.

Return (DEN-TUL) flights

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