Southwest Airlines flight WN 3510: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:00 Phoenix Sky Harbor (PHX) 4 10:15 Nashville (BNA)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-04-09 through 2026-06-01
Sun 05:00 Phoenix Sky Harbor (PHX) 4 10:15 Nashville (BNA)
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-04-12 through 2026-05-17
Sun 05:00 Phoenix Sky Harbor (PHX) 4 10:15 Nashville (BNA)
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Operates only on 2026-05-31
Tue,Wed 06:00 Phoenix Sky Harbor (PHX) 4 11:15 Nashville (BNA)
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-04-07 through 2026-06-03
Fri,Sun 06:05 Oakland (OAK) 2 11:30 Kansas City (MCI)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-01-02 through 2026-01-04
Sun 06:05 Phoenix Sky Harbor (PHX) 4 11:20 Nashville (BNA)
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Operates only on 2026-05-24
Mon-Fri 07:50 San Jose (SJC) B 13:05 Austin (AUS)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 07:50 San Jose (SJC) B 13:05 Austin (AUS)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-01-18 through 2026-01-23
Mon-Fri 07:50 San Jose (SJC) B 13:05 Austin (AUS)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 07:50 San Jose (SJC) B 13:05 Austin (AUS)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-02-08 through 2026-02-11
Tue,Wed 07:50 San Jose (SJC) B 13:05 Austin (AUS)
WN 3510 Non-stop Boeing 737-800 (73H) 3:15 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 10:30 Seattle-Tacoma (SEA) 13:05 Las Vegas Harry Reid (LAS) 1
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-03-05 through 2026-04-06
Sun 10:45 Denver (DEN) 15:50 Buffalo (BUF)
WN 3510 Non-stop Boeing 737-800 (73H) 3:05 Effective 2026-08-09 through 2026-09-27
Tue,Wed 11:00 Seattle-Tacoma (SEA) 13:30 Las Vegas Harry Reid (LAS) 1
WN 3510 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-03-10 through 2026-04-01
Sat 12:00 Kansas City (MCI) 15:15 Ronald Reagan Washington (DCA) 1
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2026-01-03
Fri,Sun 12:05 Kansas City (MCI) 15:20 Ronald Reagan Washington (DCA) 1
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-01-02 through 2026-01-04
Thu 12:45 Kansas City (MCI) 16:05 Ronald Reagan Washington (DCA) 1
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Valid until 2026-01-01
Mon 12:50 Kansas City (MCI) 16:10 Ronald Reagan Washington (DCA) 1
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Operates only on 2026-01-05
Mon,Thu,Fri 15:05 San Jose (SJC) B 20:20 Austin (AUS)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 15:05 San Jose (SJC) B 20:20 Austin (AUS)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-02-20 through 2026-03-01
Fri,Sun 15:55 Ronald Reagan Washington (DCA) 1 17:20 Providence (PVD)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-01-02 through 2026-01-04
Thu,Fri,Sun 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-01-11 through 2026-01-16
Mon,Sun 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-02-01 through 2026-02-06
Mon,Sun 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-02-17 through 2026-02-23
Mon 19:25 Austin (AUS) 22:35 Tampa (TPA)
WN 3510 Non-stop Boeing 737-800 (73H) 2:10 Operates only on 2026-03-02
Mon,Thu,Fri 20:50 Luis Munoz Marin, San Juan (SJU) B 23:50 Orlando (MCO)
WN 3510 Non-stop Boeing 737-800 (73H) 3:00 Effective 2026-08-06 through 2026-09-28
Mon,Thu,Fri 20:55 Austin (AUS) 00:05 Tampa (TPA)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-02-12 through 2026-02-16
The flight arrives 1 day after departure.
Thu,Fri,Sun 20:55 Austin (AUS) 00:05 Tampa (TPA)
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-02-20 through 2026-03-01
The flight arrives 1 day after departure.
Tue,Wed 21:50 San Diego (SAN) 1 23:15 Las Vegas Harry Reid (LAS) 1
WN 3510 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 21:55 San Diego (SAN) 1 23:20 Las Vegas Harry Reid (LAS) 1
WN 3510 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-04 through 2026-08-03
Non-Direct Flights:
Fri,Sun 06:05 Oakland (OAK) 2 15:20 Ronald Reagan Washington (DCA) 1
WN 3510 1-stop Boeing 737-700 (Scimitar Winglets) 6:15 Effective 2026-01-02 through 2026-01-04
Fri,Sun 12:05 Kansas City (MCI) 17:20 Providence (PVD)
WN 3510 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2026-01-02 through 2026-01-04
Mon,Thu,Fri 15:05 San Jose (SJC) B 00:05 Tampa (TPA)
WN 3510 1-stop Boeing 737-700 (Scimitar Winglets) 6:00 Effective 2026-02-12 through 2026-02-16
The flight arrives 1 day after departure.
Thu,Fri,Sun 15:05 San Jose (SJC) B 00:05 Tampa (TPA)
WN 3510 1-stop Boeing 737-700 (Scimitar Winglets) 6:00 Effective 2026-02-20 through 2026-03-01
The flight arrives 1 day after departure.
Fri,Sun 06:05 Oakland (OAK) 2 17:20 Providence (PVD)
WN 3510 2-stop Boeing 737-700 (Scimitar Winglets) 8:15 Effective 2026-01-02 through 2026-01-04
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3510: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3510
05:00
Phoenix Sky Harbor (PHX) 4

10:15
Nashville (BNA)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
05:00
Phoenix Sky Harbor (PHX) 4

10:15
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
05:00
Phoenix Sky Harbor (PHX) 4

10:15
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
06:00
Phoenix Sky Harbor (PHX) 4

11:15
Nashville (BNA)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
06:05
Oakland (OAK) 2

11:30
Kansas City (MCI)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
06:05
Phoenix Sky Harbor (PHX) 4

11:20
Nashville (BNA)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
07:50
San Jose (SJC) B

13:05
Austin (AUS)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
07:50
San Jose (SJC) B

13:05
Austin (AUS)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
07:50
San Jose (SJC) B

13:05
Austin (AUS)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
07:50
San Jose (SJC) B

13:05
Austin (AUS)
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
07:50
San Jose (SJC) B

13:05
Austin (AUS)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
10:30
Seattle-Tacoma (SEA)

13:05
Las Vegas Harry Reid (LAS) 1
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
10:45
Denver (DEN)

15:50
Buffalo (BUF)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
11:00
Seattle-Tacoma (SEA)

13:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
12:00
Kansas City (MCI)

15:15
Ronald Reagan Washington (DCA) 1
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
12:05
Kansas City (MCI)

15:20
Ronald Reagan Washington (DCA) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
12:45
Kansas City (MCI)

16:05
Ronald Reagan Washington (DCA) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
12:50
Kansas City (MCI)

16:10
Ronald Reagan Washington (DCA) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
15:05
San Jose (SJC) B

20:20
Austin (AUS)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
15:05
San Jose (SJC) B

20:20
Austin (AUS)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
15:55
Ronald Reagan Washington (DCA) 1

17:20
Providence (PVD)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
19:25
Austin (AUS)

22:35
Tampa (TPA)
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
20:50
Luis Munoz Marin, San Juan (SJU) B

23:50
Orlando (MCO)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3510
20:55
Austin (AUS)

00:05(+1)
Tampa (TPA)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3510
20:55
Austin (AUS)

00:05(+1)
Tampa (TPA)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3510
21:50
San Diego (SAN) 1

23:15
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3510
21:55
San Diego (SAN) 1

23:20
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3510
06:05
Oakland (OAK) 2

15:20
Ronald Reagan Washington (DCA) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3510
12:05
Kansas City (MCI)

17:20
Providence (PVD)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3510
15:05
San Jose (SJC) B

00:05(+1)
Tampa (TPA)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3510
15:05
San Jose (SJC) B

00:05(+1)
Tampa (TPA)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3510
06:05
Oakland (OAK) 2

17:20
Providence (PVD)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 8:15, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Tampa (TPA)
  • Denver (DEN) - Buffalo (BUF)
  • Kansas City (MCI) - Providence (PVD)
  • Kansas City (MCI) - Ronald Reagan Washington (DCA)
  • Luis Munoz Marin, San Juan (SJU) - Orlando (MCO)
  • Oakland (OAK) - Kansas City (MCI)
  • Oakland (OAK) - Providence (PVD)
  • Oakland (OAK) - Ronald Reagan Washington (DCA)
  • Phoenix Sky Harbor (PHX) - Nashville (BNA)
  • Ronald Reagan Washington (DCA) - Providence (PVD)
  • San Diego (SAN) - Las Vegas Harry Reid (LAS)
  • San Jose (SJC) - Austin (AUS)
  • San Jose (SJC) - Tampa (TPA)
  • Seattle-Tacoma (SEA) - Las Vegas Harry Reid (LAS)
All Southwest Airlines flights
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