Southwest Airlines flight WN 3634: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 07:30 Las Vegas Harry Reid (LAS) 1 14:35 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-08 through 2026-04-05
Sat 07:35 Las Vegas Harry Reid (LAS) 1 14:40 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-07 through 2026-04-04
Tue,Wed 09:10 Las Vegas Harry Reid (LAS) 1 16:15 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 10:35 Las Vegas Harry Reid (LAS) 1 17:45 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-03-05 through 2026-04-06
Tue,Wed 11:10 Long Beach (LGB) 17:00 Chicago Midway (MDW)
WN 3634 Non-stop Boeing 737-800 (73H) 3:50 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 12:05 Long Beach (LGB) 17:55 Chicago Midway (MDW)
WN 3634 Non-stop Boeing 737-800 (73H) 3:50 Effective 2026-04-09 through 2026-06-01
Sat 16:25 Orlando (MCO) 18:50 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2026-01-03
Sun 16:40 San Jose (SJC) B 18:05 Santa Ana (SNA)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-08-09 through 2026-09-27
Mon 17:10 Orlando (MCO) 19:35 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2026-01-05
Mon,Tue,Fri,Sun 17:15 Orlando (MCO) 19:40 Pittsburgh (PIT)
WN 3634 Non-stop Boeing 737-800 (73H) 2:25 Valid until 2026-01-04
Sat 18:30 Fort Lauderdale (FLL) 1 21:30 Providence (PVD)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 18:30 Kansas City (MCI) 21:55 Ronald Reagan Washington (DCA) 1
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-08-06 through 2026-09-28
Wed,Thu 18:45 Pittsburgh (PIT) 19:15 Chicago Midway (MDW)
WN 3634 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Valid until 2026-01-01
Sat 19:25 Pittsburgh (PIT) 22:10 Phoenix Sky Harbor (PHX) 4
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 4:45 Operates only on 2026-01-03
Mon 20:10 Pittsburgh (PIT) 20:40 Chicago Midway (MDW)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-01-05
Mon,Thu,Fri 22:25 Las Vegas Harry Reid (LAS) 1 00:45 Portland (PDX)
WN 3634 Non-stop Boeing 737-800 (73H) 2:20 Effective 2026-02-12 through 2026-02-16
The flight arrives 1 day after departure.
Thu,Fri,Sun 22:25 Las Vegas Harry Reid (LAS) 1 00:45 Portland (PDX)
WN 3634 Non-stop Boeing 737-800 (73H) 2:20 Effective 2026-02-20 through 2026-03-01
The flight arrives 1 day after departure.
Daily 22:50 San Francisco (SFO) 2 05:05 Nashville (BNA)
WN 3634 Non-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2026-06-04 through 2026-08-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 16:25 Orlando (MCO) 22:10 Phoenix Sky Harbor (PHX) 4
WN 3634 1-stop Boeing 737-700 (Scimitar Winglets) 7:45 Operates only on 2026-01-03
Mon 17:10 Orlando (MCO) 20:40 Chicago Midway (MDW)
WN 3634 1-stop Boeing 737-700 (Scimitar Winglets) 4:30 Operates only on 2026-01-05
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 3634: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN3634
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3634
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3634
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3634
Effective 2026-06-04 through 2026-08-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:15, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3634
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
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Parallax here
This flight number is listed as serving the following routes:
  • Fort Lauderdale (FLL) - Providence (PVD)
  • Kansas City (MCI) - Ronald Reagan Washington (DCA)
  • Las Vegas Harry Reid (LAS) - Pittsburgh (PIT)
  • Las Vegas Harry Reid (LAS) - Portland (PDX)
  • Long Beach (LGB) - Chicago Midway (MDW)
  • Orlando (MCO) - Chicago Midway (MDW)
  • Orlando (MCO) - Phoenix Sky Harbor (PHX)
  • Orlando (MCO) - Pittsburgh (PIT)
  • Pittsburgh (PIT) - Chicago Midway (MDW)
  • Pittsburgh (PIT) - Phoenix Sky Harbor (PHX)
  • San Francisco (SFO) - Nashville (BNA)
  • San Jose (SJC) - Santa Ana (SNA)