Southwest Airlines flight WN 4231: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sun 05:10 Oakland (OAK) 2 06:55 Portland (PDX)
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2025-11-30
Tue,Wed 05:35 San Antonio (SAT) A 09:55 Baltimore (BWI)
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2025-08-05 through 2025-10-01
Sun 07:35 Portland (PDX) 13:10 Love Field, Dallas (DAL) 1
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2025-11-30
Sat 07:45 Midway, Chicago (MDW) 10:35 Baltimore (BWI)
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-11-22 through 2025-11-29
Sat 07:45 Midway, Chicago (MDW) 10:35 Baltimore (BWI)
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri 15:50 San Antonio (SAT) A 20:10 Baltimore (BWI)
WN 4231 Non-stop Boeing 737-800 (73H) 3:20 Effective 2025-08-07 through 2025-09-29
Sun 17:15 Midland (MAF) 18:35 Love Field, Dallas (DAL) 1
WN 4231 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Operates only on 2025-05-25
Non-Direct Flights:
Sun 05:10 Oakland (OAK) 2 13:10 Love Field, Dallas (DAL) 1
WN 4231 1-stop Boeing 737 MAX 8 (7M8) 6:00 Operates only on 2025-11-30
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4231: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4231
05:10
Oakland (OAK) 2

06:55
Portland (PDX)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4231
05:35
San Antonio (SAT) A

09:55
Baltimore (BWI)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4231
07:35
Portland (PDX)

13:10
Love Field, Dallas (DAL) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4231
07:45
Midway, Chicago (MDW)

10:35
Baltimore (BWI)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4231
07:45
Midway, Chicago (MDW)

10:35
Baltimore (BWI)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4231
15:50
San Antonio (SAT) A

20:10
Baltimore (BWI)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4231
17:15
Midland (MAF)

18:35
Love Field, Dallas (DAL) 1
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4231
05:10
Oakland (OAK) 2

13:10
Love Field, Dallas (DAL) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:00, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Midland (MAF) - Love Field, Dallas (DAL)
  • Midway, Chicago (MDW) - Baltimore (BWI)
  • Oakland (OAK) - Love Field, Dallas (DAL)
  • Oakland (OAK) - Portland (PDX)
  • Portland (PDX) - Love Field, Dallas (DAL)
  • San Antonio (SAT) - Baltimore (BWI)
All Southwest Airlines flights
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