All airlines flying from Saint Louis (STL) to Jacksonville (JAX).

FLIGHT SCHEDULE
Direct Flights:
Sun 10:15 Saint Louis (STL) 2 13:15 Jacksonville (JAX) Southwest Airlines WN 270 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-06-07 through 2026-08-02
Sat 08:45 Saint Louis (STL) 2 11:45 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-01-10 through 2026-02-07
Thu,Fri,Sun 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-01-11 through 2026-01-16
Mon,Sun 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-02-01 through 2026-02-06
Mon,Sun 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-02-17 through 2026-02-23
Mon 19:20 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 1206 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Operates only on 2026-03-02
Sat 17:05 Saint Louis (STL) 2 20:05 Jacksonville (JAX) Southwest Airlines WN 1592 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-04-11 through 2026-05-30
Sun 18:00 Saint Louis (STL) 2 21:00 Jacksonville (JAX) Southwest Airlines WN 1592 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-05-24
Sun 19:55 Saint Louis (STL) 2 22:55 Jacksonville (JAX) Southwest Airlines WN 1592 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-04-12 through 2026-05-17
Sun 19:55 Saint Louis (STL) 2 22:55 Jacksonville (JAX) Southwest Airlines WN 1592 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-05-31
Sat 08:45 Saint Louis (STL) 2 11:45 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-04-11 through 2026-05-30
Tue,Wed 10:15 Saint Louis (STL) 2 13:15 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-04-07 through 2026-06-03
Sun 10:55 Saint Louis (STL) 2 13:55 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2026-05-24
Sun 11:35 Saint Louis (STL) 2 14:35 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-12 through 2026-05-17
Sun 11:35 Saint Louis (STL) 2 14:35 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-05-31
Mon,Thu,Fri 13:55 Saint Louis (STL) 2 16:55 Jacksonville (JAX) Southwest Airlines WN 1659 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-09 through 2026-06-01
Sun 18:55 Saint Louis (STL) 2 21:55 Jacksonville (JAX) Southwest Airlines WN 1956 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-08-09 through 2026-09-27
Sat 10:15 Saint Louis (STL) 2 13:15 Jacksonville (JAX) Southwest Airlines WN 2194 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-07 through 2026-04-04
Wed,Thu 08:15 Saint Louis (STL) 2 11:15 Jacksonville (JAX) Southwest Airlines WN 2683 Non-stop Boeing 737-700 (73W) 2:00 Valid until 2026-01-01
Mon 20:50 Saint Louis (STL) 2 23:45 Jacksonville (JAX) Southwest Airlines WN 2683 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Operates only on 2026-01-05
Mon,Tue,Fri,Sun 21:00 Saint Louis (STL) 2 23:55 Jacksonville (JAX) Southwest Airlines WN 2683 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Valid until 2026-01-04
Sun 10:05 Saint Louis (STL) 2 13:05 Jacksonville (JAX) Southwest Airlines WN 3071 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-08-09 through 2026-09-27
Tue,Wed 10:25 Saint Louis (STL) 2 13:25 Jacksonville (JAX) Southwest Airlines WN 3071 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-08-04 through 2026-09-30
Sat 16:15 Saint Louis (STL) 2 19:15 Jacksonville (JAX) Southwest Airlines WN 3071 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 14:05 Saint Louis (STL) 2 17:05 Jacksonville (JAX) Southwest Airlines WN 3530 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-06 through 2026-09-28
Sun 14:15 Saint Louis (STL) 2 17:15 Jacksonville (JAX) Southwest Airlines WN 3627 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-08 through 2026-04-05
Tue,Wed 19:15 Saint Louis (STL) 2 22:15 Jacksonville (JAX) Southwest Airlines WN 3627 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 19:45 Saint Louis (STL) 2 22:45 Jacksonville (JAX) Southwest Airlines WN 3627 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-03-05 through 2026-04-06
Sat 19:55 Saint Louis (STL) 2 22:55 Jacksonville (JAX) Southwest Airlines WN 3627 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-07 through 2026-04-04
Tue,Wed 10:15 Saint Louis (STL) 2 13:15 Jacksonville (JAX) Southwest Airlines WN 3771 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-09 through 2026-07-29
Sat 15:00 Saint Louis (STL) 2 17:55 Jacksonville (JAX) Southwest Airlines WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 20:55 Saint Louis (STL) 2 23:50 Jacksonville (JAX) Southwest Airlines WN 3781 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 20:55 Saint Louis (STL) 2 23:50 Jacksonville (JAX) Southwest Airlines WN 3781 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-20 through 2026-03-01
Mon,Tue,Fri,Sun 07:50 Saint Louis (STL) 2 10:50 Jacksonville (JAX) Southwest Airlines WN 3826 Non-stop Boeing 737-800 (73H) 2:00 Valid until 2026-01-04
Mon 07:50 Saint Louis (STL) 2 10:50 Jacksonville (JAX) Southwest Airlines WN 3826 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-01-05
Sat 13:00 Saint Louis (STL) 2 15:55 Jacksonville (JAX) Southwest Airlines WN 3826 Non-stop Boeing 737-800 (73H) 1:55 Valid until 2026-01-03
Wed,Thu 18:10 Saint Louis (STL) 2 21:05 Jacksonville (JAX) Southwest Airlines WN 3826 Non-stop Boeing 737-700 (73W) 1:55 Valid until 2026-01-01
Mon,Thu,Fri 15:35 Saint Louis (STL) 2 18:35 Jacksonville (JAX) Southwest Airlines WN 3933 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-04 through 2026-08-03
Sat 18:45 Saint Louis (STL) 2 21:45 Jacksonville (JAX) Southwest Airlines WN 3933 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-06-06 through 2026-08-01
Sat 08:25 Saint Louis (STL) 2 11:25 Jacksonville (JAX) Southwest Airlines WN 4081 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-06 through 2026-08-01
Sat 08:35 Saint Louis (STL) 2 11:35 Jacksonville (JAX) Southwest Airlines WN 4132 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-08 through 2026-09-26
Sun 17:30 Saint Louis (STL) 2 20:30 Jacksonville (JAX) Southwest Airlines WN 4878 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-07 through 2026-08-02
Non-Direct Flights:
Mon,Tue,Fri,Sun 08:55 Saint Louis (STL) 2 14:00 Jacksonville (JAX) Southwest Airlines WN 3721 1-stop Boeing 737 MAX 8 (7M8) 4:05 Valid until 2026-01-04

A domestic route departing from the Saint Louis airport (STL) and arriving at Jacksonville airport (JAX).
The flight distance is 753 miles, or 1212 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . 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 1:55 and 2:00.

Return (JAX-STL) flights

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All airlines flying from Saint Louis (STL) to Jacksonville (JAX).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN270

10:15

Saint Louis (STL) 2

13:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

08:45

Saint Louis (STL) 2

11:45

Jacksonville (JAX)

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1206

19:20

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1592

17:05

Saint Louis (STL) 2

20:05

Jacksonville (JAX)

Effective 2026-04-11 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1592

18:00

Saint Louis (STL) 2

21:00

Jacksonville (JAX)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1592

19:55

Saint Louis (STL) 2

22:55

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1592

19:55

Saint Louis (STL) 2

22:55

Jacksonville (JAX)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1659

08:45

Saint Louis (STL) 2

11:45

Jacksonville (JAX)

Effective 2026-04-11 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1659

10:15

Saint Louis (STL) 2

13:15

Jacksonville (JAX)

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1659

10:55

Saint Louis (STL) 2

13:55

Jacksonville (JAX)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1659

11:35

Saint Louis (STL) 2

14:35

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1659

11:35

Saint Louis (STL) 2

14:35

Jacksonville (JAX)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1659

13:55

Saint Louis (STL) 2

16:55

Jacksonville (JAX)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1956

18:55

Saint Louis (STL) 2

21:55

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2194

10:15

Saint Louis (STL) 2

13:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2683

08:15

Saint Louis (STL) 2

11:15

Jacksonville (JAX)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN2683

20:50

Saint Louis (STL) 2

23:45

Jacksonville (JAX)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN2683

21:00

Saint Louis (STL) 2

23:55

Jacksonville (JAX)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3071

10:05

Saint Louis (STL) 2

13:05

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3071

10:25

Saint Louis (STL) 2

13:25

Jacksonville (JAX)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3071

16:15

Saint Louis (STL) 2

19:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3530

14:05

Saint Louis (STL) 2

17:05

Jacksonville (JAX)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3627

14:15

Saint Louis (STL) 2

17:15

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3627

19:15

Saint Louis (STL) 2

22:15

Jacksonville (JAX)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3627

19:45

Saint Louis (STL) 2

22:45

Jacksonville (JAX)

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3627

19:55

Saint Louis (STL) 2

22:55

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3771

10:15

Saint Louis (STL) 2

13:15

Jacksonville (JAX)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3781

15:00

Saint Louis (STL) 2

17:55

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3781

20:55

Saint Louis (STL) 2

23:50

Jacksonville (JAX)

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 WN3781

20:55

Saint Louis (STL) 2

23:50

Jacksonville (JAX)

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 WN3826

07:50

Saint Louis (STL) 2

10:50

Jacksonville (JAX)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3826

07:50

Saint Louis (STL) 2

10:50

Jacksonville (JAX)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3826

13:00

Saint Louis (STL) 2

15:55

Jacksonville (JAX)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3826

18:10

Saint Louis (STL) 2

21:05

Jacksonville (JAX)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN3933

15:35

Saint Louis (STL) 2

18:35

Jacksonville (JAX)

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3933

18:45

Saint Louis (STL) 2

21:45

Jacksonville (JAX)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4081

08:25

Saint Louis (STL) 2

11:25

Jacksonville (JAX)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4132

08:35

Saint Louis (STL) 2

11:35

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4878

17:30

Saint Louis (STL) 2

20:30

Jacksonville (JAX)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN3721

08:55

Saint Louis (STL) 2

14:00

Jacksonville (JAX)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 4:05, 1-stop
Boeing 737 MAX 8 (7M8)

A domestic route departing from the Saint Louis airport (STL) and arriving at Jacksonville airport (JAX).
The flight distance is 753 miles, or 1212 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . 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 1:55 and 2:00.

Return (JAX-STL) flights

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