Southwest Airlines flight WN 3399: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 06:25 Saint Louis (STL) 2 08:20 Los Angeles (LAX) 1 WN 3399 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-08-06 through 2026-09-28
Wed,Thu 07:20 Boston Logan (BOS) B 09:30 Saint Louis (STL) 2 WN 3399 Non-stop Boeing 737-800 (73H) 3:10 Valid until 2026-01-01
Sun 08:20 Saint Louis (STL) 2 10:15 Los Angeles (LAX) 1 WN 3399 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-08-09 through 2026-09-27
Tue,Wed 08:25 Saint Louis (STL) 2 10:20 Los Angeles (LAX) 1 WN 3399 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-08-04 through 2026-09-30
Sat 08:25 Saint Louis (STL) 2 10:20 Los Angeles (LAX) 1 WN 3399 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 12:10 Austin (AUS) 13:20 Denver (DEN) WN 3399 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2026-06-04 through 2026-08-03
Sun 12:50 Austin (AUS) 14:00 Denver (DEN) WN 3399 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-06-07 through 2026-08-02
Sat,Sun 13:20 Burbank (BUR) 14:35 Las Vegas Harry Reid (LAS) 1 WN 3399 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-04-11 through 2026-05-23
Sat,Sun 13:20 Burbank (BUR) 14:35 Las Vegas Harry Reid (LAS) 1 WN 3399 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-05-30 through 2026-05-31
Mon,Thu,Fri 13:25 Burbank (BUR) 14:40 Las Vegas Harry Reid (LAS) 1 WN 3399 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 15:15 Las Vegas Harry Reid (LAS) 1 17:55 Albuquerque (ABQ) WN 3399 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-04-09 through 2026-06-01
Tue,Wed 15:20 Las Vegas Harry Reid (LAS) 1 17:55 Albuquerque (ABQ) WN 3399 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-04-07 through 2026-06-03
Sat 15:55 Milwaukee (MKE) 19:50 Fort Myers (RSW) WN 3399 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-03-07 through 2026-04-04
Sat 16:20 Raleigh/Durham (RDU) 1 19:35 Phoenix Sky Harbor (PHX) 4 WN 3399 Non-stop Boeing 737-800 (73H) 5:15 Effective 2026-02-14 through 2026-02-28
Tue,Wed 16:45 Milwaukee (MKE) 20:35 Fort Myers (RSW) WN 3399 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 18:30 Albuquerque (ABQ) 19:55 Denver (DEN) WN 3399 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-09 through 2026-06-01
Sun 18:55 Milwaukee (MKE) 22:45 Fort Myers (RSW) WN 3399 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 20:10 Milwaukee (MKE) 00:05 Fort Myers (RSW) WN 3399 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-03-05 through 2026-04-06 The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri 13:25 Burbank (BUR) 17:55 Albuquerque (ABQ) WN 3399 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 15:15 Las Vegas Harry Reid (LAS) 1 19:55 Denver (DEN) WN 3399 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 13:25 Burbank (BUR) 19:55 Denver (DEN) WN 3399 2-stop Boeing 737-700 (Scimitar Winglets) 5:30 Effective 2026-04-09 through 2026-06-01

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Parallax here

This flight number is listed as serving the following routes:

Albuquerque (ABQ) - Denver (DEN)
Austin (AUS) - Denver (DEN)
Boston Logan (BOS) - Saint Louis (STL)
Burbank (BUR) - Albuquerque (ABQ)
Burbank (BUR) - Denver (DEN)
Burbank (BUR) - Las Vegas Harry Reid (LAS)
Las Vegas Harry Reid (LAS) - Albuquerque (ABQ)
Las Vegas Harry Reid (LAS) - Denver (DEN)
Milwaukee (MKE) - Fort Myers (RSW)
Raleigh/Durham (RDU) - Phoenix Sky Harbor (PHX)
Saint Louis (STL) - Los Angeles (LAX)

All Southwest Airlines flights

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Southwest Airlines flight WN 3399: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3399

06:25

Saint Louis (STL) 2

08:20

Los Angeles (LAX) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

07:20

Boston Logan (BOS) B

09:30

Saint Louis (STL) 2

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

08:20

Saint Louis (STL) 2

10:15

Los Angeles (LAX) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

08:25

Saint Louis (STL) 2

10:20

Los Angeles (LAX) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

08:25

Saint Louis (STL) 2

10:20

Los Angeles (LAX) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3399

12:10

Austin (AUS)

13:20

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3399

12:50

Austin (AUS)

14:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

13:20

Burbank (BUR)

14:35

Las Vegas Harry Reid (LAS) 1

Effective 2026-04-11 through 2026-05-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3399

13:20

Burbank (BUR)

14:35

Las Vegas Harry Reid (LAS) 1

Effective 2026-05-30 through 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3399

13:25

Burbank (BUR)

14:40

Las Vegas Harry Reid (LAS) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3399

15:15

Las Vegas Harry Reid (LAS) 1

17:55

Albuquerque (ABQ)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3399

15:20

Las Vegas Harry Reid (LAS) 1

17:55

Albuquerque (ABQ)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

15:55

Milwaukee (MKE)

19:50

Fort Myers (RSW)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3399

16:20

Raleigh/Durham (RDU) 1

19:35

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

16:45

Milwaukee (MKE)

20:35

Fort Myers (RSW)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3399

18:30

Albuquerque (ABQ)

19:55

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3399

18:55

Milwaukee (MKE)

22:45

Fort Myers (RSW)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3399

20:10

Milwaukee (MKE)

00:05(+1)

Fort Myers (RSW)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN3399

13:25

Burbank (BUR)

17:55

Albuquerque (ABQ)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:30, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3399

15:15

Las Vegas Harry Reid (LAS) 1

19:55

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3399

13:25

Burbank (BUR)

19:55

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:30, 2-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Albuquerque (ABQ) - Denver (DEN)
Austin (AUS) - Denver (DEN)
Boston Logan (BOS) - Saint Louis (STL)
Burbank (BUR) - Albuquerque (ABQ)
Burbank (BUR) - Denver (DEN)
Burbank (BUR) - Las Vegas Harry Reid (LAS)
Las Vegas Harry Reid (LAS) - Albuquerque (ABQ)
Las Vegas Harry Reid (LAS) - Denver (DEN)
Milwaukee (MKE) - Fort Myers (RSW)
Raleigh/Durham (RDU) - Phoenix Sky Harbor (PHX)
Saint Louis (STL) - Los Angeles (LAX)

All Southwest Airlines flights

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- CACHE: False - LANG: en - IS_EU: False