Southwest Airlines flight WN 3615: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 05:00 Seattle-Tacoma (SEA) 08:35 Denver (DEN)
WN 3615 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 05:15 Seattle-Tacoma (SEA) 08:50 Denver (DEN)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-06-04 through 2026-08-03
Tue,Wed 05:15 Seattle-Tacoma (SEA) 08:50 Denver (DEN)
WN 3615 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-06-09 through 2026-07-29
Sun 05:30 Seattle-Tacoma (SEA) 09:05 Denver (DEN)
WN 3615 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri,Sun 08:10 Las Vegas Harry Reid (LAS) 1 13:55 Chicago O'Hare (ORD) 5
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-03-05 through 2026-04-06
Tue,Wed 09:15 Las Vegas Harry Reid (LAS) 1 15:00 Chicago O'Hare (ORD) 5
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-03-10 through 2026-04-01
Sat 14:20 Tampa (TPA) 17:00 New York LaGuardia (LGA) B
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-02-14 through 2026-02-28
Mon,Tue,Fri,Sun 14:35 Orlando (MCO) 16:30 Milwaukee (MKE)
WN 3615 Non-stop Boeing 737-800 (73H) 2:55 Valid until 2026-01-04
Sat 16:45 Orlando (MCO) 18:40 Milwaukee (MKE)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Operates only on 2026-01-03
Tue 17:55 Denver (DEN) 21:25 Memphis (MEM)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-04 through 2026-09-29
Sat 18:05 Chicago Midway (MDW) 19:55 Tulsa (TUL)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-08-08 through 2026-09-26
Sat 18:25 Oklahoma City (OKC) 19:05 Denver (DEN)
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 18:30 Charlotte (CLT) 19:30 Chicago Midway (MDW)
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-06 through 2026-09-28
Wed 18:35 Charlotte (CLT) 19:35 Chicago Midway (MDW)
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-05 through 2026-09-30
Tue,Wed 18:45 Oklahoma City (OKC) 19:25 Denver (DEN)
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-07 through 2026-06-03
Sun 19:00 Oklahoma City (OKC) 19:45 Denver (DEN)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-12 through 2026-05-17
Sun 19:00 Oklahoma City (OKC) 19:45 Denver (DEN)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-05-31
Sun 19:10 Oklahoma City (OKC) 19:55 Denver (DEN)
WN 3615 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-05-24
Mon,Thu,Fri 19:15 Oklahoma City (OKC) 20:00 Denver (DEN)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-09 through 2026-06-01
Sun 20:25 Chicago Midway (MDW) 22:20 Albuquerque (ABQ)
WN 3615 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-08-09 through 2026-09-27
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3615: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3615
05:00
Seattle-Tacoma (SEA)

08:35
Denver (DEN)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3615
05:15
Seattle-Tacoma (SEA)

08:50
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
05:15
Seattle-Tacoma (SEA)

08:50
Denver (DEN)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3615
05:30
Seattle-Tacoma (SEA)

09:05
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3615
08:10
Las Vegas Harry Reid (LAS) 1

13:55
Chicago O'Hare (ORD) 5
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3615
09:15
Las Vegas Harry Reid (LAS) 1

15:00
Chicago O'Hare (ORD) 5
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3615
14:20
Tampa (TPA)

17:00
New York LaGuardia (LGA) B
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
14:35
Orlando (MCO)

16:30
Milwaukee (MKE)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3615
16:45
Orlando (MCO)

18:40
Milwaukee (MKE)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
17:55
Denver (DEN)

21:25
Memphis (MEM)
Effective 2026-08-04 through 2026-09-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
18:05
Chicago Midway (MDW)

19:55
Tulsa (TUL)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
18:25
Oklahoma City (OKC)

19:05
Denver (DEN)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3615
18:30
Charlotte (CLT)

19:30
Chicago Midway (MDW)
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 WN3615
18:35
Charlotte (CLT)

19:35
Chicago Midway (MDW)
Effective 2026-08-05 through 2026-09-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3615
18:45
Oklahoma City (OKC)

19:25
Denver (DEN)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3615
19:00
Oklahoma City (OKC)

19:45
Denver (DEN)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
19:00
Oklahoma City (OKC)

19:45
Denver (DEN)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
19:10
Oklahoma City (OKC)

19:55
Denver (DEN)
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 WN3615
19:15
Oklahoma City (OKC)

20:00
Denver (DEN)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3615
20:25
Chicago Midway (MDW)

22:20
Albuquerque (ABQ)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Charlotte (CLT) - Chicago Midway (MDW)
  • Chicago Midway (MDW) - Albuquerque (ABQ)
  • Chicago Midway (MDW) - Tulsa (TUL)
  • Denver (DEN) - Memphis (MEM)
  • Las Vegas Harry Reid (LAS) - Chicago O'Hare (ORD)
  • Oklahoma City (OKC) - Denver (DEN)
  • Orlando (MCO) - Milwaukee (MKE)
  • Seattle-Tacoma (SEA) - Denver (DEN)
  • Tampa (TPA) - New York LaGuardia (LGA)
All Southwest Airlines flights
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