Southwest Airlines flight WN 3817: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 07:10 San Jose (SJC) B 08:30 Los Angeles (LAX) 1
WN 3817 Non-stop Boeing 737-800 (73H) 1:20 Valid until 2026-01-03
Sat 09:05 Louisville (SDF) 09:20 Chicago Midway (MDW)
WN 3817 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-06-06 through 2026-08-01
Sat 09:10 Los Angeles (LAX) 1 14:25 Houston Hobby (HOU)
WN 3817 Non-stop Boeing 737-800 (73H) 3:15 Valid until 2026-01-03
Sun 10:30 Palm Springs (PSP) 15:05 Austin (AUS)
WN 3817 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-03-08 through 2026-04-05
Sat 11:10 Dallas Love Field (DAL) 1 13:00 Nashville (BNA)
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-04-11 through 2026-05-30
Sun 12:15 Dallas Love Field (DAL) 1 14:00 Nashville (BNA)
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-05-24
Mon,Tue,Fri,Sun 12:25 Milwaukee (MKE) 14:15 Las Vegas Harry Reid (LAS) 1
WN 3817 Non-stop Boeing 737-800 (73H) 3:50 Valid until 2026-01-04
Sun 12:55 Dallas Love Field (DAL) 1 14:45 Nashville (BNA)
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-04-12 through 2026-05-17
Sun 12:55 Dallas Love Field (DAL) 1 14:45 Nashville (BNA)
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Operates only on 2026-05-31
Mon,Thu,Fri 13:15 Dallas Love Field (DAL) 1 15:05 Nashville (BNA)
WN 3817 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-04-09 through 2026-06-01
Tue,Wed 13:45 Dallas Love Field (DAL) 1 15:35 Nashville (BNA)
WN 3817 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-04-07 through 2026-06-03
Mon 14:10 Milwaukee (MKE) 16:05 Las Vegas Harry Reid (LAS) 1
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Operates only on 2026-01-05
Mon-Fri 14:15 Saint Louis (STL) 2 16:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 14:15 Saint Louis (STL) 2 16:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-18 through 2026-01-23
Mon-Fri 14:15 Saint Louis (STL) 2 16:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 14:15 Saint Louis (STL) 2 16:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-08 through 2026-02-11
Tue,Wed 14:15 Saint Louis (STL) 2 16:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 14:30 New Orleans (MSY) 16:55 Atlanta (ATL) N
WN 3817 Non-stop Boeing 737-800 (73H) 1:25 Effective 2026-08-06 through 2026-09-28
Tue,Wed 16:45 Saint Louis (STL) 2 19:40 Savannah (SAV)
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-09 through 2026-07-29
Sat 17:25 Saint Louis (STL) 2 19:55 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-14 through 2026-02-28
Thu,Fri,Sun 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-11 through 2026-01-16
Mon,Sun 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-01 through 2026-02-06
Mon,Sun 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-17 through 2026-02-23
Mon 17:40 Saint Louis (STL) 2 20:10 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Operates only on 2026-03-02
Sat 17:50 Saint Louis (STL) 2 20:20 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-01-10 through 2026-02-07
Mon,Thu,Fri 18:15 Saint Louis (STL) 2 20:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 18:15 Saint Louis (STL) 2 20:45 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-02-20 through 2026-03-01
Sat 19:55 Houston Hobby (HOU) 21:20 Los Angeles (LAX) 1
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-08-08 through 2026-09-26
Tue,Wed 20:50 Houston Hobby (HOU) 22:15 Los Angeles (LAX) 1
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-08-04 through 2026-09-30
Sun 20:55 Sacramento (SMF) B 22:50 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 21:30 Sacramento (SMF) B 23:25 Phoenix Sky Harbor (PHX) 4
WN 3817 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-06-04 through 2026-08-03
Sun 21:50 Houston Hobby (HOU) 23:15 Los Angeles (LAX) 1
WN 3817 Non-stop Boeing 737-800 (73H) 3:25 Effective 2026-08-09 through 2026-09-27
Sat 22:40 Houston Hobby (HOU) 01:00 Salt Lake City (SLC)
WN 3817 Non-stop Boeing 737-800 (73H) 3:20 Operates only on 2026-03-07
The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 07:10 San Jose (SJC) B 14:25 Houston Hobby (HOU)
WN 3817 1-stop Boeing 737-800 (73H) 5:15 Valid until 2026-01-03
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3817: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3817
07:10
San Jose (SJC) B

08:30
Los Angeles (LAX) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
09:05
Louisville (SDF)

09:20
Chicago Midway (MDW)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3817
09:10
Los Angeles (LAX) 1

14:25
Houston Hobby (HOU)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
10:30
Palm Springs (PSP)

15:05
Austin (AUS)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
11:10
Dallas Love Field (DAL) 1

13:00
Nashville (BNA)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
12:15
Dallas Love Field (DAL) 1

14:00
Nashville (BNA)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
12:25
Milwaukee (MKE)

14:15
Las Vegas Harry Reid (LAS) 1
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
12:55
Dallas Love Field (DAL) 1

14:45
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
12:55
Dallas Love Field (DAL) 1

14:45
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
13:15
Dallas Love Field (DAL) 1

15:05
Nashville (BNA)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
13:45
Dallas Love Field (DAL) 1

15:35
Nashville (BNA)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:10
Milwaukee (MKE)

16:05
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
14:15
Saint Louis (STL) 2

16:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:15
Saint Louis (STL) 2

16:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:15
Saint Louis (STL) 2

16:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:15
Saint Louis (STL) 2

16:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:15
Saint Louis (STL) 2

16:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
14:30
New Orleans (MSY)

16:55
Atlanta (ATL) N
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
16:45
Saint Louis (STL) 2

19:40
Savannah (SAV)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
17:25
Saint Louis (STL) 2

19:55
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:40
Saint Louis (STL) 2

20:10
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
17:50
Saint Louis (STL) 2

20:20
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
18:15
Saint Louis (STL) 2

20:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
18:15
Saint Louis (STL) 2

20:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
19:55
Houston Hobby (HOU)

21:20
Los Angeles (LAX) 1
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
20:50
Houston Hobby (HOU)

22:15
Los Angeles (LAX) 1
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
20:55
Sacramento (SMF) B

22:50
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3817
21:30
Sacramento (SMF) B

23:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
21:50
Houston Hobby (HOU)

23:15
Los Angeles (LAX) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3817
22:40
Houston Hobby (HOU)

01:00(+1)
Salt Lake City (SLC)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3817
07:10
San Jose (SJC) B

14:25
Houston Hobby (HOU)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:15, 1-stop
Boeing 737-800 (73H)
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This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Nashville (BNA)
  • Houston Hobby (HOU) - Salt Lake City (SLC)
  • Los Angeles (LAX) - Houston Hobby (HOU)
  • Louisville (SDF) - Chicago Midway (MDW)
  • Milwaukee (MKE) - Las Vegas Harry Reid (LAS)
  • New Orleans (MSY) - Atlanta (ATL)
  • Palm Springs (PSP) - Austin (AUS)
  • Sacramento (SMF) - Phoenix Sky Harbor (PHX)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • Saint Louis (STL) - Savannah (SAV)
  • San Jose (SJC) - Houston Hobby (HOU)
  • San Jose (SJC) - Los Angeles (LAX)
All Southwest Airlines flights
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