Southwest Airlines flight WN 4315: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 05:20 San Antonio (SAT) A 06:30 Dallas Love Field (DAL) 1
WN 4315 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-01-03
Mon 09:10 San Jose (SJC) B 10:20 Burbank (BUR)
WN 4315 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-01-05
Mon,Thu,Fri 11:15 Sacramento (SMF) B 13:40 Boise (BOI)
WN 4315 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-09 through 2026-06-01
Tue,Wed 11:20 Raleigh/Durham (RDU) 1 13:10 Tampa (TPA)
WN 4315 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-03-10 through 2026-04-01
Sun 13:20 Sacramento (SMF) B 15:45 Boise (BOI)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-04-12 through 2026-05-17
Sun 13:20 Sacramento (SMF) B 15:45 Boise (BOI)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2026-05-31
Sun 13:45 Sacramento (SMF) B 16:10 Boise (BOI)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2026-05-24
Mon,Thu,Fri 15:10 Raleigh/Durham (RDU) 1 17:05 Tampa (TPA)
WN 4315 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-03-05 through 2026-04-06
Sat 16:15 Raleigh/Durham (RDU) 1 18:10 Tampa (TPA)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-03-07 through 2026-04-04
Tue,Wed 16:45 Ontario, Los Angeles (ONT) 4 17:55 Las Vegas Harry Reid (LAS) 1
WN 4315 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 17:45 Ontario, Los Angeles (ONT) 4 18:50 Las Vegas Harry Reid (LAS) 1
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Effective 2026-08-06 through 2026-09-28
Tue,Wed 18:35 Phoenix Sky Harbor (PHX) 4 23:10 Houston Hobby (HOU)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 19:20 Phoenix Sky Harbor (PHX) 4 23:55 Houston Hobby (HOU)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-04 through 2026-08-03
Sun 19:55 Phoenix Sky Harbor (PHX) 4 00:30 Houston Hobby (HOU)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-07 through 2026-08-02
The flight arrives 1 day after departure.
Sat 20:20 Phoenix Sky Harbor (PHX) 4 00:55 Houston Hobby (HOU)
WN 4315 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-06 through 2026-08-01
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4315: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4315
05:20
San Antonio (SAT) A

06:30
Dallas Love Field (DAL) 1
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4315
09:10
San Jose (SJC) B

10:20
Burbank (BUR)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4315
11:15
Sacramento (SMF) B

13:40
Boise (BOI)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4315
11:20
Raleigh/Durham (RDU) 1

13:10
Tampa (TPA)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4315
13:20
Sacramento (SMF) B

15:45
Boise (BOI)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
13:20
Sacramento (SMF) B

15:45
Boise (BOI)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
13:45
Sacramento (SMF) B

16:10
Boise (BOI)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
15:10
Raleigh/Durham (RDU) 1

17:05
Tampa (TPA)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4315
16:15
Raleigh/Durham (RDU) 1

18:10
Tampa (TPA)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
16:45
Ontario, Los Angeles (ONT) 4

17:55
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4315
17:45
Ontario, Los Angeles (ONT) 4

18:50
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
18:35
Phoenix Sky Harbor (PHX) 4

23:10
Houston Hobby (HOU)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
19:20
Phoenix Sky Harbor (PHX) 4

23:55
Houston Hobby (HOU)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4315
19:55
Phoenix Sky Harbor (PHX) 4

00:30(+1)
Houston Hobby (HOU)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4315
20:20
Phoenix Sky Harbor (PHX) 4

00:55(+1)
Houston Hobby (HOU)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Ontario, Los Angeles (ONT) - Las Vegas Harry Reid (LAS)
  • Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
  • Raleigh/Durham (RDU) - Tampa (TPA)
  • Sacramento (SMF) - Boise (BOI)
  • San Antonio (SAT) - Dallas Love Field (DAL)
  • San Jose (SJC) - Burbank (BUR)
All Southwest Airlines flights
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