Southwest Airlines flight WN 4678: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 08:00 San Jose (SJC) B 13:20 Dallas Love Field (DAL) 1
WN 4678 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-02-14 through 2026-02-28
Tue,Wed 08:25 San Antonio (SAT) A 09:40 Denver (DEN)
WN 4678 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-06-09 through 2026-07-29
Sun 08:40 Denver (DEN) 10:10 Oakland (OAK) 2
WN 4678 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 09:05 Denver (DEN) 10:35 Oakland (OAK) 2
WN 4678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-06 through 2026-09-28
Sat 09:05 Denver (DEN) 10:35 Oakland (OAK) 2
WN 4678 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 11:30 San Jose (SJC) B 16:50 Dallas Love Field (DAL) 1
WN 4678 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 11:30 San Jose (SJC) B 16:50 Dallas Love Field (DAL) 1
WN 4678 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-02-20 through 2026-03-01
Sun 13:25 San Antonio (SAT) A 14:40 Denver (DEN)
WN 4678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 14:10 San Antonio (SAT) A 15:25 Denver (DEN)
WN 4678 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-06-04 through 2026-08-03
Sat 15:20 Chicago Midway (MDW) 18:55 Orlando (MCO)
WN 4678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-01-03
Tue,Wed 17:55 Chicago Midway (MDW) 20:50 Atlanta (ATL) N
WN 4678 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 22:50 Las Vegas Harry Reid (LAS) 1 00:05 Los Angeles (LAX) 1
WN 4678 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-03-05 through 2026-04-06
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 4678: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4678
08:00
San Jose (SJC) B

13:20
Dallas Love Field (DAL) 1
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4678
08:25
San Antonio (SAT) A

09:40
Denver (DEN)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4678
08:40
Denver (DEN)

10:10
Oakland (OAK) 2
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4678
09:05
Denver (DEN)

10:35
Oakland (OAK) 2
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4678
09:05
Denver (DEN)

10:35
Oakland (OAK) 2
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4678
11:30
San Jose (SJC) B

16:50
Dallas Love Field (DAL) 1
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4678
11:30
San Jose (SJC) B

16:50
Dallas Love Field (DAL) 1
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4678
13:25
San Antonio (SAT) A

14:40
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4678
14:10
San Antonio (SAT) A

15:25
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4678
15:20
Chicago Midway (MDW)

18:55
Orlando (MCO)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4678
17:55
Chicago Midway (MDW)

20:50
Atlanta (ATL) N
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4678
22:50
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Los Angeles (LAX) 1
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Chicago Midway (MDW) - Atlanta (ATL)
  • Chicago Midway (MDW) - Orlando (MCO)
  • Denver (DEN) - Oakland (OAK)
  • Las Vegas Harry Reid (LAS) - Los Angeles (LAX)
  • San Antonio (SAT) - Denver (DEN)
  • San Jose (SJC) - Dallas Love Field (DAL)
All Southwest Airlines flights
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