Southwest Airlines flight WN 4821: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 08:00 Las Vegas Harry Reid (LAS) 1 10:55 Seattle-Tacoma (SEA)
WN 4821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2025-10-02 through 2025-10-31
Sun 08:00 Las Vegas Harry Reid (LAS) 1 10:55 Seattle-Tacoma (SEA)
WN 4821 Non-stop Boeing 737-800 (73H) 2:55 Effective 2025-10-05 through 2025-10-26
Sat 13:40 Phoenix Sky Harbor (PHX) 4 18:55 Indianapolis (IND)
WN 4821 Non-stop Boeing 737-800 (73H) 3:15 Effective 2025-11-22 through 2025-11-29
Sat 13:40 Phoenix Sky Harbor (PHX) 4 18:55 Indianapolis (IND)
WN 4821 Non-stop Boeing 737-800 (73H) 3:15 Effective 2025-12-20 through 2026-01-03
Sun 15:25 New Orleans (MSY) 17:25 Kansas City (MCI)
WN 4821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2025-11-30
Mon-Wed 15:50 Phoenix Sky Harbor (PHX) 4 21:05 Indianapolis (IND)
WN 4821 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 15:50 Phoenix Sky Harbor (PHX) 4 21:05 Indianapolis (IND)
WN 4821 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2025-12-19 through 2026-01-04
Sun 18:00 Kansas City (MCI) 21:20 Baltimore (BWI)
WN 4821 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2025-11-30
Tue,Wed 20:10 Las Vegas Harry Reid (LAS) 1 22:55 Seattle-Tacoma (SEA)
WN 4821 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2025-10-07 through 2025-10-29
Non-Direct Flights:
Sun 15:25 New Orleans (MSY) 21:20 Baltimore (BWI)
WN 4821 1-stop Boeing 737-700 (Scimitar Winglets) 4:55 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 4821: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4821
08:00
Las Vegas Harry Reid (LAS) 1

10:55
Seattle-Tacoma (SEA)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4821
08:00
Las Vegas Harry Reid (LAS) 1

10:55
Seattle-Tacoma (SEA)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4821
13:40
Phoenix Sky Harbor (PHX) 4

18:55
Indianapolis (IND)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4821
13:40
Phoenix Sky Harbor (PHX) 4

18:55
Indianapolis (IND)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4821
15:25
New Orleans (MSY)

17:25
Kansas City (MCI)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4821
15:50
Phoenix Sky Harbor (PHX) 4

21:05
Indianapolis (IND)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4821
15:50
Phoenix Sky Harbor (PHX) 4

21:05
Indianapolis (IND)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4821
18:00
Kansas City (MCI)

21:20
Baltimore (BWI)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4821
20:10
Las Vegas Harry Reid (LAS) 1

22:55
Seattle-Tacoma (SEA)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4821
15:25
New Orleans (MSY)

21:20
Baltimore (BWI)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Kansas City (MCI) - Baltimore (BWI)
  • Las Vegas Harry Reid (LAS) - Seattle-Tacoma (SEA)
  • New Orleans (MSY) - Baltimore (BWI)
  • New Orleans (MSY) - Kansas City (MCI)
  • Phoenix Sky Harbor (PHX) - Indianapolis (IND)
All Southwest Airlines flights
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