Southwest Airlines flight WN 3315: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 05:15 Las Vegas Harry Reid (LAS) 1 06:50 Sacramento (SMF) B
WN 3315 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Operates only on 2026-01-05
Mon,Tue,Fri,Sun 05:40 Las Vegas Harry Reid (LAS) 1 07:15 Sacramento (SMF) B
WN 3315 Non-stop Boeing 737-800 (73H) 1:35 Valid until 2026-01-04
Sat 06:00 Las Vegas Harry Reid (LAS) 1 07:40 Sacramento (SMF) B
WN 3315 Non-stop Boeing 737-800 (73H) 1:40 Valid until 2026-01-03
Sun 07:55 Chicago Midway (MDW) 11:25 Boston Logan (BOS) B
WN 3315 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 08:15 Chicago Midway (MDW) 11:40 Boston Logan (BOS) B
WN 3315 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-08-06 through 2026-09-28
Sun 08:45 Baltimore (BWI) 10:45 New Orleans (MSY)
WN 3315 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-03-08 through 2026-04-05
Tue,Wed 08:45 Chicago Midway (MDW) 12:15 Boston Logan (BOS) B
WN 3315 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-08-04 through 2026-09-30
Sat 09:05 Chicago Midway (MDW) 12:25 Boston Logan (BOS) B
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-08-08 through 2026-09-26
Tue,Wed 10:40 Houston Hobby (HOU) 12:40 Saint Louis (STL) 2
WN 3315 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-10 through 2026-04-01
Sun 11:20 New Orleans (MSY) 12:40 Houston Hobby (HOU)
WN 3315 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-03-08 through 2026-04-05
Wed,Thu 12:05 Chicago Midway (MDW) 14:00 Las Vegas Harry Reid (LAS) 1
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Valid until 2026-01-01
Mon,Thu,Fri 13:05 Houston Hobby (HOU) 15:05 Saint Louis (STL) 2
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-05 through 2026-04-06
Sun 13:15 Houston Hobby (HOU) 15:15 Saint Louis (STL) 2
WN 3315 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-08 through 2026-04-05
Wed,Thu 14:40 Las Vegas Harry Reid (LAS) 1 16:20 Sacramento (SMF) B
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Valid until 2026-01-01
Mon,Thu,Fri 16:30 Las Vegas Harry Reid (LAS) 1 17:50 Reno (RNO)
WN 3315 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 20:10 Denver (DEN) 21:10 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-09 through 2026-06-01
Sat 20:10 Denver (DEN) 21:10 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-04-11 through 2026-05-30
Sun 20:35 Denver (DEN) 21:30 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-04-12 through 2026-05-17
Sun 20:35 Denver (DEN) 21:30 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Operates only on 2026-05-31
Tue,Wed 20:40 Denver (DEN) 21:40 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-07 through 2026-06-03
Sun 20:55 Denver (DEN) 21:55 Phoenix Sky Harbor (PHX) 4
WN 3315 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-05-24
Non-Direct Flights:
Sun 08:45 Baltimore (BWI) 12:40 Houston Hobby (HOU)
WN 3315 1-stop Boeing 737-700 (Scimitar Winglets) 4:55 Effective 2026-03-08 through 2026-04-05
Sun 11:20 New Orleans (MSY) 15:15 Saint Louis (STL) 2
WN 3315 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-03-08 through 2026-04-05
Wed,Thu 12:05 Chicago Midway (MDW) 16:20 Sacramento (SMF) B
WN 3315 1-stop Boeing 737 MAX 8 (7M8) 6:15 Valid until 2026-01-01
Sun 08:45 Baltimore (BWI) 15:15 Saint Louis (STL) 2
WN 3315 2-stop Boeing 737-700 (Scimitar Winglets) 7:30 Effective 2026-03-08 through 2026-04-05
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3315: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3315
05:15
Las Vegas Harry Reid (LAS) 1

06:50
Sacramento (SMF) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3315
05:40
Las Vegas Harry Reid (LAS) 1

07:15
Sacramento (SMF) B
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
06:00
Las Vegas Harry Reid (LAS) 1

07:40
Sacramento (SMF) B
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
07:55
Chicago Midway (MDW)

11:25
Boston Logan (BOS) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
08:15
Chicago Midway (MDW)

11:40
Boston Logan (BOS) B
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
08:45
Baltimore (BWI)

10:45
New Orleans (MSY)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3315
08:45
Chicago Midway (MDW)

12:15
Boston Logan (BOS) B
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
09:05
Chicago Midway (MDW)

12:25
Boston Logan (BOS) B
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
10:40
Houston Hobby (HOU)

12:40
Saint Louis (STL) 2
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3315
11:20
New Orleans (MSY)

12:40
Houston Hobby (HOU)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3315
12:05
Chicago Midway (MDW)

14:00
Las Vegas Harry Reid (LAS) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
13:05
Houston Hobby (HOU)

15:05
Saint Louis (STL) 2
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
13:15
Houston Hobby (HOU)

15:15
Saint Louis (STL) 2
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3315
14:40
Las Vegas Harry Reid (LAS) 1

16:20
Sacramento (SMF) B
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
16:30
Las Vegas Harry Reid (LAS) 1

17:50
Reno (RNO)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
20:10
Denver (DEN)

21:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
20:10
Denver (DEN)

21:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3315
20:35
Denver (DEN)

21:30
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
20:35
Denver (DEN)

21:30
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
20:40
Denver (DEN)

21:40
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3315
20:55
Denver (DEN)

21:55
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN3315
08:45
Baltimore (BWI)

12:40
Houston Hobby (HOU)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3315
11:20
New Orleans (MSY)

15:15
Saint Louis (STL) 2
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3315
12:05
Chicago Midway (MDW)

16:20
Sacramento (SMF) B
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN3315
08:45
Baltimore (BWI)

15:15
Saint Louis (STL) 2
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:30, 2-stop
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Houston Hobby (HOU)
  • Baltimore (BWI) - New Orleans (MSY)
  • Baltimore (BWI) - Saint Louis (STL)
  • Chicago Midway (MDW) - Boston Logan (BOS)
  • Chicago Midway (MDW) - Las Vegas Harry Reid (LAS)
  • Chicago Midway (MDW) - Sacramento (SMF)
  • Denver (DEN) - Phoenix Sky Harbor (PHX)
  • Houston Hobby (HOU) - Saint Louis (STL)
  • Las Vegas Harry Reid (LAS) - Reno (RNO)
  • Las Vegas Harry Reid (LAS) - Sacramento (SMF)
  • New Orleans (MSY) - Houston Hobby (HOU)
  • New Orleans (MSY) - Saint Louis (STL)
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