All airlines flying from Houston Hobby (HOU) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 11:20 Houston Hobby (HOU) 12:45 Denver (DEN) Southwest Airlines WN 11 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-06-09 through 2026-07-29
Sun 12:25 Houston Hobby (HOU) 14:05 Denver (DEN) Southwest Airlines WN 23 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-04-12 through 2026-05-17
Sun 12:25 Houston Hobby (HOU) 14:05 Denver (DEN) Southwest Airlines WN 23 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2026-05-31
Tue,Wed 09:25 Houston Hobby (HOU) 10:55 Denver (DEN) Southwest Airlines WN 102 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 08:00 Houston Hobby (HOU) 09:30 Denver (DEN) Southwest Airlines WN 106 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-06 through 2026-09-28
Sun 08:35 Houston Hobby (HOU) 10:00 Denver (DEN) Southwest Airlines WN 106 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 09:15 Houston Hobby (HOU) 10:40 Denver (DEN) Southwest Airlines WN 133 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-08-06 through 2026-09-28
Sat 08:05 Houston Hobby (HOU) 09:40 Denver (DEN) Southwest Airlines WN 370 Non-stop Boeing 737-800 (73H) 2:35 Valid until 2026-01-03
Mon,Tue,Fri,Sun 10:50 Houston Hobby (HOU) 12:25 Denver (DEN) Southwest Airlines WN 574 Non-stop Boeing 737-800 (73H) 2:35 Valid until 2026-01-04
Sat 11:15 Houston Hobby (HOU) 12:50 Denver (DEN) Southwest Airlines WN 574 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Valid until 2026-01-03
Sat 19:40 Houston Hobby (HOU) 21:15 Denver (DEN) Southwest Airlines WN 614 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-08-08 through 2026-09-26
Tue,Wed 20:35 Houston Hobby (HOU) 22:05 Denver (DEN) Southwest Airlines WN 614 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-04 through 2026-09-30
Sun 21:20 Houston Hobby (HOU) 22:50 Denver (DEN) Southwest Airlines WN 614 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-09 through 2026-09-27
Wed,Thu 18:20 Houston Hobby (HOU) 19:55 Denver (DEN) Southwest Airlines WN 700 Non-stop Boeing 737-700 (73W) 2:35 Valid until 2026-01-01
Mon 20:00 Houston Hobby (HOU) 21:30 Denver (DEN) Southwest Airlines WN 700 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Operates only on 2026-01-05
Sun 16:50 Houston Hobby (HOU) 18:35 Denver (DEN) Southwest Airlines WN 761 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-06-07 through 2026-08-02
Sun 13:00 Houston Hobby (HOU) 14:40 Denver (DEN) Southwest Airlines WN 1052 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Operates only on 2026-05-24
Wed,Thu 12:55 Houston Hobby (HOU) 14:30 Denver (DEN) Southwest Airlines WN 1218 Non-stop Boeing 737-700 (73W) 2:35 Valid until 2026-01-01
Mon 16:30 Houston Hobby (HOU) 18:05 Denver (DEN) Southwest Airlines WN 1218 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-01-05
Mon,Thu,Fri 16:05 Houston Hobby (HOU) 17:45 Denver (DEN) Southwest Airlines WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-04-09 through 2026-06-01
Sat 13:30 Houston Hobby (HOU) 15:00 Denver (DEN) Southwest Airlines WN 1589 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-03-07 through 2026-04-04
Sun 13:35 Houston Hobby (HOU) 15:05 Denver (DEN) Southwest Airlines WN 1589 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-03-08 through 2026-04-05
Tue,Wed 13:50 Houston Hobby (HOU) 15:20 Denver (DEN) Southwest Airlines WN 1589 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-03-10 through 2026-04-01
Tue,Wed 16:30 Houston Hobby (HOU) 18:15 Denver (DEN) Southwest Airlines WN 1674 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 05:25 Houston Hobby (HOU) 07:00 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 05:25 Houston Hobby (HOU) 07:00 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-02-20 through 2026-03-01
Sat 05:35 Houston Hobby (HOU) 07:10 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-01-10 through 2026-01-31
Sat 05:35 Houston Hobby (HOU) 07:10 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-02-07
Sat 05:40 Houston Hobby (HOU) 07:15 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-02-14 through 2026-02-21
Sat 05:40 Houston Hobby (HOU) 07:15 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-02-28
Thu,Fri,Sun 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-01-11 through 2026-01-16
Mon,Sun 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-01-19 through 2026-01-25
Fri,Sun 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-02-01 through 2026-02-06
Thu 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-02-05
Mon,Sun 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-02-17 through 2026-02-23
Mon 05:50 Houston Hobby (HOU) 07:25 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-03-02
Mon-Fri 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-01-18 through 2026-01-23
Mon-Fri 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-01-26 through 2026-02-04
Sun 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-800 (73H) 2:35 Operates only on 2026-02-08
Tue,Wed 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-02-10 through 2026-02-11
Tue,Wed 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-02-24 through 2026-02-25
Tue 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-03-03
Wed 14:10 Houston Hobby (HOU) 15:45 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-03-04
Wed 14:25 Houston Hobby (HOU) 16:00 Denver (DEN) Southwest Airlines WN 1856 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-02-18
Mon-Fri 09:00 Houston Hobby (HOU) 10:40 Denver (DEN) Southwest Airlines WN 1859 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 09:00 Houston Hobby (HOU) 10:40 Denver (DEN) Southwest Airlines WN 1859 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-01-18 through 2026-01-23
Mon-Fri 09:00 Houston Hobby (HOU) 10:40 Denver (DEN) Southwest Airlines WN 1859 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-01-26 through 2026-02-04
Sun 09:00 Houston Hobby (HOU) 10:40 Denver (DEN) Southwest Airlines WN 1859 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2026-02-08

1 2 3 4 5 6 7

A domestic route departing from the Houston Hobby airport (HOU) and arriving at Denver airport (DEN).
The flight distance is 883 miles, or 1421 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 2:25 and 2:50.

Return (DEN-HOU) flights

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All airlines flying from Houston Hobby (HOU) to Denver (DEN).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN11

11:20

Houston Hobby (HOU)

12:45

Denver (DEN)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN23

12:25

Houston Hobby (HOU)

14:05

Denver (DEN)

Effective 2026-04-12 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN23

12:25

Houston Hobby (HOU)

14:05

Denver (DEN)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN102

09:25

Houston Hobby (HOU)

10:55

Denver (DEN)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN106

08:00

Houston Hobby (HOU)

09:30

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN106

08:35

Houston Hobby (HOU)

10:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN133

09:15

Houston Hobby (HOU)

10:40

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN370

08:05

Houston Hobby (HOU)

09:40

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN574

10:50

Houston Hobby (HOU)

12:25

Denver (DEN)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN574

11:15

Houston Hobby (HOU)

12:50

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN614

19:40

Houston Hobby (HOU)

21:15

Denver (DEN)

Effective 2026-08-08 through 2026-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN614

20:35

Houston Hobby (HOU)

22:05

Denver (DEN)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN614

21:20

Houston Hobby (HOU)

22:50

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN700

18:20

Houston Hobby (HOU)

19:55

Denver (DEN)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN700

20:00

Houston Hobby (HOU)

21:30

Denver (DEN)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN761

16:50

Houston Hobby (HOU)

18:35

Denver (DEN)

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1052

13:00

Houston Hobby (HOU)

14:40

Denver (DEN)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1218

12:55

Houston Hobby (HOU)

14:30

Denver (DEN)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN1218

16:30

Houston Hobby (HOU)

18:05

Denver (DEN)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1551

16:05

Houston Hobby (HOU)

17:45

Denver (DEN)

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1589

13:30

Houston Hobby (HOU)

15:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:30, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1589

13:35

Houston Hobby (HOU)

15:05

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1589

13:50

Houston Hobby (HOU)

15:20

Denver (DEN)

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1674

16:30

Houston Hobby (HOU)

18:15

Denver (DEN)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:25

Houston Hobby (HOU)

07:00

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:25

Houston Hobby (HOU)

07:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:35

Houston Hobby (HOU)

07:10

Denver (DEN)

Effective 2026-01-10 through 2026-01-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

05:35

Houston Hobby (HOU)

07:10

Denver (DEN)

Operates only on 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:40

Houston Hobby (HOU)

07:15

Denver (DEN)

Effective 2026-02-14 through 2026-02-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

05:40

Houston Hobby (HOU)

07:15

Denver (DEN)

Operates only on 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

Operates only on 2026-02-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

05:50

Houston Hobby (HOU)

07:25

Denver (DEN)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

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

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Effective 2026-01-26 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Operates only on 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Effective 2026-02-24 through 2026-02-25

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Operates only on 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1856

14:10

Houston Hobby (HOU)

15:45

Denver (DEN)

Operates only on 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1856

14:25

Houston Hobby (HOU)

16:00

Denver (DEN)

Operates only on 2026-02-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1859

09:00

Houston Hobby (HOU)

10:40

Denver (DEN)

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1859

09:00

Houston Hobby (HOU)

10:40

Denver (DEN)

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

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1859

09:00

Houston Hobby (HOU)

10:40

Denver (DEN)

Effective 2026-01-26 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1859

09:00

Houston Hobby (HOU)

10:40

Denver (DEN)

Operates only on 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

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A domestic route departing from the Houston Hobby airport (HOU) and arriving at Denver airport (DEN).
The flight distance is 883 miles, or 1421 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 2:25 and 2:50.

Return (DEN-HOU) flights

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