Southwest Airlines flight WN 2821: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:00 Oakland (OAK) 2 08:30 Santa Ana (SNA)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-06 through 2026-09-28
Sat 09:40 Nashville (BNA) 13:00 New York LaGuardia (LGA) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-01-10 through 2026-02-07
Sun 10:05 Chicago Midway (MDW) 12:05 Tulsa (TUL)
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-08 through 2026-04-05
Sat 10:25 Salt Lake City (SLC) 14:05 Austin (AUS)
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-03-07 through 2026-04-04
Sun 11:45 Orlando (MCO) 14:20 Rochester (ROC)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-08-09 through 2026-09-27
Sat 11:55 Orlando (MCO) 14:35 Rochester (ROC)
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-08-08 through 2026-09-26
Tue,Wed 12:00 Orlando (MCO) 14:40 Rochester (ROC)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-08-04 through 2026-09-30
Wed,Thu 12:05 Houston Hobby (HOU) 16:00 Ronald Reagan Washington (DCA) 1
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2026-01-01
Sun 12:40 Tulsa (TUL) 14:10 Austin (AUS)
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-03-08 through 2026-04-05
Tue,Wed 13:35 Austin (AUS) 16:40 Atlanta (ATL) N
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 14:35 Austin (AUS) 17:45 Atlanta (ATL) N
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-05 through 2026-04-06
Sat 14:40 Austin (AUS) 17:45 Atlanta (ATL) N
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-07 through 2026-04-04
Sun 14:45 Austin (AUS) 17:50 Atlanta (ATL) N
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-08 through 2026-04-05
Thu,Fri,Sun 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-01-11 through 2026-01-16
Mon,Sun 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-01 through 2026-02-06
Mon,Sun 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-17 through 2026-02-23
Mon 16:50 Louisville (SDF) 19:00 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Operates only on 2026-03-02
Sat 17:05 Houston Hobby (HOU) 20:55 Ronald Reagan Washington (DCA) 1
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Operates only on 2026-01-03
Mon-Fri 17:10 Louisville (SDF) 19:45 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 17:10 Louisville (SDF) 19:45 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-01-18 through 2026-01-23
Mon-Fri 17:10 Louisville (SDF) 19:45 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 17:10 Louisville (SDF) 19:45 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-02-08 through 2026-02-11
Tue,Wed 17:10 Louisville (SDF) 19:45 Phoenix Sky Harbor (PHX) 4
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 18:20 Atlanta (ATL) N 18:30 Nashville (BNA)
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-03-05 through 2026-04-06
Mon,Tue,Fri,Sun 19:05 Houston Hobby (HOU) 22:55 Ronald Reagan Washington (DCA) 1
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2026-01-05
Thu,Fri,Sun 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-01-11 through 2026-01-16
Mon,Sun 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-02-01 through 2026-02-06
Mon,Sun 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-02-17 through 2026-02-23
Mon 19:35 Phoenix Sky Harbor (PHX) 4 20:40 Sacramento (SMF) B
WN 2821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Operates only on 2026-03-02
Sat 19:35 Chicago Midway (MDW) 23:10 Orlando (MCO)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-06 through 2026-08-01
Tue,Wed 20:10 Chicago Midway (MDW) 23:45 Orlando (MCO)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-09 through 2026-07-29
Sun 20:35 Chicago Midway (MDW) 00:10 Orlando (MCO)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-07 through 2026-08-02
The flight arrives 1 day after departure.
Mon,Thu,Fri 20:55 Chicago Midway (MDW) 00:30 Orlando (MCO)
WN 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-06-04 through 2026-08-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 10:05 Chicago Midway (MDW) 14:10 Austin (AUS)
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2026-03-08 through 2026-04-05
Sat 10:25 Salt Lake City (SLC) 17:45 Atlanta (ATL) N
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 5:20 Effective 2026-03-07 through 2026-04-04
Sun 12:40 Tulsa (TUL) 17:50 Atlanta (ATL) N
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 14:35 Austin (AUS) 18:30 Nashville (BNA)
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-03-05 through 2026-04-06
Thu,Fri,Sun 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-01-11 through 2026-01-16
Mon,Sun 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-02-01 through 2026-02-06
Mon,Sun 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-02-17 through 2026-02-23
Mon 16:50 Louisville (SDF) 20:40 Sacramento (SMF) B
WN 2821 1-stop Boeing 737-700 (Scimitar Winglets) 6:50 Operates only on 2026-03-02
Sun 10:05 Chicago Midway (MDW) 17:50 Atlanta (ATL) N
WN 2821 2-stop Boeing 737-700 (Scimitar Winglets) 6:45 Effective 2026-03-08 through 2026-04-05
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 2821: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN2821
07:00
Oakland (OAK) 2

08:30
Santa Ana (SNA)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
09:40
Nashville (BNA)

13:00
New York LaGuardia (LGA) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
10:05
Chicago Midway (MDW)

12:05
Tulsa (TUL)
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 WN2821
10:25
Salt Lake City (SLC)

14:05
Austin (AUS)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
11:45
Orlando (MCO)

14:20
Rochester (ROC)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
11:55
Orlando (MCO)

14:35
Rochester (ROC)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
12:00
Orlando (MCO)

14:40
Rochester (ROC)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
12:05
Houston Hobby (HOU)

16:00
Ronald Reagan Washington (DCA) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
12:40
Tulsa (TUL)

14:10
Austin (AUS)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
13:35
Austin (AUS)

16:40
Atlanta (ATL) N
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
14:35
Austin (AUS)

17:45
Atlanta (ATL) N
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
14:40
Austin (AUS)

17:45
Atlanta (ATL) N
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
14:45
Austin (AUS)

17:50
Atlanta (ATL) N
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

19:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
17:05
Houston Hobby (HOU)

20:55
Ronald Reagan Washington (DCA) 1
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
17:10
Louisville (SDF)

19:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
17:10
Louisville (SDF)

19:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
17:10
Louisville (SDF)

19:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
17:10
Louisville (SDF)

19:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
17:10
Louisville (SDF)

19:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
18:20
Atlanta (ATL) N

18:30
Nashville (BNA)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:05
Houston Hobby (HOU)

22:55
Ronald Reagan Washington (DCA) 1
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Phoenix Sky Harbor (PHX) 4

20:40
Sacramento (SMF) B
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN2821
19:35
Chicago Midway (MDW)

23:10
Orlando (MCO)
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)
Direct Flights:
Southwest Airlines WN2821
20:10
Chicago Midway (MDW)

23:45
Orlando (MCO)
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 WN2821
20:35
Chicago Midway (MDW)

00:10(+1)
Orlando (MCO)
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 WN2821
20:55
Chicago Midway (MDW)

00:30(+1)
Orlando (MCO)
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)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN2821
10:05
Chicago Midway (MDW)

14:10
Austin (AUS)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
10:25
Salt Lake City (SLC)

17:45
Atlanta (ATL) N
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
12:40
Tulsa (TUL)

17:50
Atlanta (ATL) N
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
14:35
Austin (AUS)

18:30
Nashville (BNA)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
16:50
Louisville (SDF)

20:40
Sacramento (SMF) B
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN2821
10:05
Chicago Midway (MDW)

17:50
Atlanta (ATL) N
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Nashville (BNA)
  • Austin (AUS) - Atlanta (ATL)
  • Austin (AUS) - Nashville (BNA)
  • Chicago Midway (MDW) - Atlanta (ATL)
  • Chicago Midway (MDW) - Austin (AUS)
  • Chicago Midway (MDW) - Orlando (MCO)
  • Chicago Midway (MDW) - Tulsa (TUL)
  • Houston Hobby (HOU) - Ronald Reagan Washington (DCA)
  • Louisville (SDF) - Phoenix Sky Harbor (PHX)
  • Louisville (SDF) - Sacramento (SMF)
  • Nashville (BNA) - New York LaGuardia (LGA)
  • Oakland (OAK) - Santa Ana (SNA)
  • Orlando (MCO) - Rochester (ROC)
  • Phoenix Sky Harbor (PHX) - Sacramento (SMF)
  • Salt Lake City (SLC) - Atlanta (ATL)
  • Salt Lake City (SLC) - Austin (AUS)
  • Tulsa (TUL) - Atlanta (ATL)
  • Tulsa (TUL) - Austin (AUS)
All Southwest Airlines flights
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