Southwest Airlines flights from Greenville/Spartanburg (GSP) to Houston Hobby (HOU).

FLIGHT SCHEDULE
Direct Flights:
Sat 15:35 Greenville/Spartanburg (GSP) 17:00 Houston Hobby (HOU) Southwest Airlines WN 555 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-10-04 through 2025-11-01
Fri 15:20 Greenville/Spartanburg (GSP) 16:45 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-07-04
Tue,Wed 19:10 Greenville/Spartanburg (GSP) 20:30 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-06-10 through 2025-07-30
Sat 19:50 Greenville/Spartanburg (GSP) 21:10 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 20:10 Greenville/Spartanburg (GSP) 21:30 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 20:10 Greenville/Spartanburg (GSP) 21:30 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-07-07 through 2025-08-04
Sun 20:30 Greenville/Spartanburg (GSP) 21:50 Houston Hobby (HOU) Southwest Airlines WN 1728 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-06-08 through 2025-08-03
Sun 16:45 Greenville/Spartanburg (GSP) 18:15 Houston Hobby (HOU) Southwest Airlines WN 2521 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Operates only on 2025-05-25
Sun 12:00 Greenville/Spartanburg (GSP) 13:40 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2025-11-30
Sat 12:20 Greenville/Spartanburg (GSP) 14:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-11-22 through 2025-11-29
Sat 12:20 Greenville/Spartanburg (GSP) 14:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-12-20 through 2026-01-03
Sat 13:40 Greenville/Spartanburg (GSP) 15:30 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Effective 2025-11-08 through 2025-11-15
Sat 13:40 Greenville/Spartanburg (GSP) 15:30 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Effective 2025-12-06 through 2025-12-13
Tue,Wed 15:05 Greenville/Spartanburg (GSP) 16:50 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-04 through 2025-11-12
Mon-Thu 15:05 Greenville/Spartanburg (GSP) 16:50 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-17 through 2025-11-20
Mon-Fri 15:05 Greenville/Spartanburg (GSP) 16:50 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-02 through 2025-12-11
Mon-Wed 15:05 Greenville/Spartanburg (GSP) 16:50 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-15 through 2025-12-17
Wed,Thu 15:05 Greenville/Spartanburg (GSP) 16:50 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri,Sun 16:15 Greenville/Spartanburg (GSP) 18:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 16:15 Greenville/Spartanburg (GSP) 18:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-21 through 2025-11-28
Fri,Sun 16:15 Greenville/Spartanburg (GSP) 18:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-07 through 2025-12-14
Thu 16:15 Greenville/Spartanburg (GSP) 18:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Operates only on 2025-12-18
Mon 16:15 Greenville/Spartanburg (GSP) 18:00 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Operates only on 2026-01-05
Mon-Wed 16:20 Greenville/Spartanburg (GSP) 18:05 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 16:20 Greenville/Spartanburg (GSP) 18:05 Houston Hobby (HOU) Southwest Airlines WN 2829 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-19 through 2026-01-04
Mon,Thu,Fri 13:50 Greenville/Spartanburg (GSP) 15:25 Houston Hobby (HOU) Southwest Airlines WN 3168 Non-stop Boeing 737-700 (73W) 2:35 Valid until 2025-06-02
Sat 14:40 Greenville/Spartanburg (GSP) 16:10 Houston Hobby (HOU) Southwest Airlines WN 3168 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Valid until 2025-05-31
Tue,Wed 15:40 Greenville/Spartanburg (GSP) 17:10 Houston Hobby (HOU) Southwest Airlines WN 3168 Non-stop Boeing 737-700 (73W) 2:30 Valid until 2025-06-04
Sun 17:10 Greenville/Spartanburg (GSP) 18:45 Houston Hobby (HOU) Southwest Airlines WN 3168 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Valid until 2025-05-18
Sun 17:10 Greenville/Spartanburg (GSP) 18:45 Houston Hobby (HOU) Southwest Airlines WN 3168 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2025-06-01
Mon-Fri 18:45 Greenville/Spartanburg (GSP) 20:10 Houston Hobby (HOU) Southwest Airlines WN 3221 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-08-05 through 2025-10-01
Sun 19:55 Greenville/Spartanburg (GSP) 21:15 Houston Hobby (HOU) Southwest Airlines WN 3221 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-08-10 through 2025-08-24
Sun 19:55 Greenville/Spartanburg (GSP) 21:15 Houston Hobby (HOU) Southwest Airlines WN 3221 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-09-07 through 2025-09-28
Tue,Wed 19:05 Greenville/Spartanburg (GSP) 20:35 Houston Hobby (HOU) Southwest Airlines WN 3312 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri,Sun 20:00 Greenville/Spartanburg (GSP) 21:25 Houston Hobby (HOU) Southwest Airlines WN 5423 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2025-10-02 through 2025-10-31
Non-Direct Flights:
Sat 10:30 Greenville/Spartanburg (GSP) 13:50 Houston Hobby (HOU) Southwest Airlines WN 1153 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2025-11-22 through 2025-11-29
Sat 10:30 Greenville/Spartanburg (GSP) 13:50 Houston Hobby (HOU) Southwest Airlines WN 1153 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2025-12-20 through 2026-01-03
Sun 10:25 Greenville/Spartanburg (GSP) 15:10 Houston Hobby (HOU) Southwest Airlines WN 31 2-stop Boeing 737-700 (73W) 5:45 Valid until 2025-05-18
Sun 10:25 Greenville/Spartanburg (GSP) 15:10 Houston Hobby (HOU) Southwest Airlines WN 31 2-stop Boeing 737-700 (73W) 5:45 Operates only on 2025-06-01
Mon,Thu,Fri 07:40 Greenville/Spartanburg (GSP) 17:20 Houston Hobby (HOU) Southwest Airlines WN 39 3-stop Boeing 737-700 (73W) 10:40 Effective 2025-08-07 through 2025-09-29

A domestic route departing from the Greenville/Spartanburg airport (GSP) and arriving at Houston Hobby airport (HOU).
The flight distance is 844 miles, or 1358 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 2:20 and 2:50.

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN555

15:35

Greenville/Spartanburg (GSP)

17:00

Houston Hobby (HOU)

Effective 2025-10-04 through 2025-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1728

15:20

Greenville/Spartanburg (GSP)

16:45

Houston Hobby (HOU)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1728

19:10

Greenville/Spartanburg (GSP)

20:30

Houston Hobby (HOU)

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1728

19:50

Greenville/Spartanburg (GSP)

21:10

Houston Hobby (HOU)

Effective 2025-06-07 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1728

20:10

Greenville/Spartanburg (GSP)

21:30

Houston Hobby (HOU)

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1728

20:10

Greenville/Spartanburg (GSP)

21:30

Houston Hobby (HOU)

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1728

20:30

Greenville/Spartanburg (GSP)

21:50

Houston Hobby (HOU)

Effective 2025-06-08 through 2025-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2521

16:45

Greenville/Spartanburg (GSP)

18:15

Houston Hobby (HOU)

Operates only on 2025-05-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN2829

12:00

Greenville/Spartanburg (GSP)

13:40

Houston Hobby (HOU)

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN2829

12:20

Greenville/Spartanburg (GSP)

14:00

Houston Hobby (HOU)

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN2829

12:20

Greenville/Spartanburg (GSP)

14:00

Houston Hobby (HOU)

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN2829

13:40

Greenville/Spartanburg (GSP)

15:30

Houston Hobby (HOU)

Effective 2025-11-08 through 2025-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2829

13:40

Greenville/Spartanburg (GSP)

15:30

Houston Hobby (HOU)

Effective 2025-12-06 through 2025-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2829

15:05

Greenville/Spartanburg (GSP)

16:50

Houston Hobby (HOU)

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

15:05

Greenville/Spartanburg (GSP)

16:50

Houston Hobby (HOU)

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

15:05

Greenville/Spartanburg (GSP)

16:50

Houston Hobby (HOU)

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

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

Southwest Airlines WN2829

15:05

Greenville/Spartanburg (GSP)

16:50

Houston Hobby (HOU)

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

15:05

Greenville/Spartanburg (GSP)

16:50

Houston Hobby (HOU)

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

16:15

Greenville/Spartanburg (GSP)

18:00

Houston Hobby (HOU)

Effective 2025-11-02 through 2025-11-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Southwest Airlines WN2829

16:15

Greenville/Spartanburg (GSP)

18:00

Houston Hobby (HOU)

Effective 2025-11-21 through 2025-11-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Southwest Airlines WN2829

16:15

Greenville/Spartanburg (GSP)

18:00

Houston Hobby (HOU)

Effective 2025-12-07 through 2025-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Southwest Airlines WN2829

16:15

Greenville/Spartanburg (GSP)

18:00

Houston Hobby (HOU)

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

16:15

Greenville/Spartanburg (GSP)

18:00

Houston Hobby (HOU)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN2829

16:20

Greenville/Spartanburg (GSP)

18:05

Houston Hobby (HOU)

Effective 2025-11-25 through 2025-12-01

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2829

16:20

Greenville/Spartanburg (GSP)

18:05

Houston Hobby (HOU)

Effective 2025-12-19 through 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3168

13:50

Greenville/Spartanburg (GSP)

15:25

Houston Hobby (HOU)

Valid until 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Southwest Airlines WN3168

14:40

Greenville/Spartanburg (GSP)

16:10

Houston Hobby (HOU)

Valid until 2025-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN3168

15:40

Greenville/Spartanburg (GSP)

17:10

Houston Hobby (HOU)

Valid until 2025-06-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3168

17:10

Greenville/Spartanburg (GSP)

18:45

Houston Hobby (HOU)

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN3168

17:10

Greenville/Spartanburg (GSP)

18:45

Houston Hobby (HOU)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN3221

18:45

Greenville/Spartanburg (GSP)

20:10

Houston Hobby (HOU)

Effective 2025-08-05 through 2025-10-01

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3221

19:55

Greenville/Spartanburg (GSP)

21:15

Houston Hobby (HOU)

Effective 2025-08-10 through 2025-08-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3221

19:55

Greenville/Spartanburg (GSP)

21:15

Houston Hobby (HOU)

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3312

19:05

Greenville/Spartanburg (GSP)

20:35

Houston Hobby (HOU)

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN5423

20:00

Greenville/Spartanburg (GSP)

21:25

Houston Hobby (HOU)

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Non-Direct Flights:

Southwest Airlines WN1153

10:30

Greenville/Spartanburg (GSP)

13:50

Houston Hobby (HOU)

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1153

10:30

Greenville/Spartanburg (GSP)

13:50

Houston Hobby (HOU)

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN31

10:25

Greenville/Spartanburg (GSP)

15:10

Houston Hobby (HOU)

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:45, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN31

10:25

Greenville/Spartanburg (GSP)

15:10

Houston Hobby (HOU)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:45, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN39

07:40

Greenville/Spartanburg (GSP)

17:20

Houston Hobby (HOU)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 10:40, 3-stop
Boeing 737-700 (73W)

A domestic route departing from the Greenville/Spartanburg airport (GSP) and arriving at Houston Hobby airport (HOU).
The flight distance is 844 miles, or 1358 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 2:20 and 2:50.

All GSP-HOU flights

All Southwest Airlines flights

Return (HOU-GSP) flights

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