Southwest Airlines flight WN 4021: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu 06:00 Denver (DEN) 09:25 Midway, Chicago (MDW)
WN 4021 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2024-10-31
Sat 06:15 Denver (DEN) 09:40 Midway, Chicago (MDW)
WN 4021 Non-stop Boeing 737-800 (73H) 2:25 Effective 2024-10-05 through 2024-11-02
Mon,Thu,Fri 06:30 Denver (DEN) 09:55 Midway, Chicago (MDW)
WN 4021 Non-stop Boeing 737-700 (73W) 2:25 Effective 2024-10-03 through 2024-10-28
Tue,Wed,Sun 06:30 Denver (DEN) 09:55 Midway, Chicago (MDW)
WN 4021 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2024-10-06 through 2024-10-30
Fri 06:30 Denver (DEN) 09:55 Midway, Chicago (MDW)
WN 4021 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2024-11-01
Mon,Thu,Fri 10:30 Midway, Chicago (MDW) 12:20 Grand Rapids (GRR)
WN 4021 Non-stop Boeing 737-700 (73W) 0:50 Effective 2024-10-03 through 2024-10-28
Fri 10:30 Midway, Chicago (MDW) 12:20 Grand Rapids (GRR)
WN 4021 Non-stop Boeing 737-700 (73W) 0:50 Operates only on 2024-11-01
Sat 10:35 Midway, Chicago (MDW) 12:15 Memphis (MEM)
WN 4021 Non-stop Boeing 737-700 (73W) 1:40 Effective 2024-11-23 through 2024-11-30
Sat 10:35 Midway, Chicago (MDW) 12:15 Memphis (MEM)
WN 4021 Non-stop Boeing 737-700 (73W) 1:40 Effective 2024-12-21 through 2025-01-04
Tue,Wed 12:30 Austin (AUS) 13:20 Albuquerque (ABQ)
WN 4021 Non-stop Boeing 737-800 (73H) 1:50 Valid until 2024-10-02
Sat 12:50 Memphis (MEM) 14:25 Denver (DEN)
WN 4021 Non-stop Boeing 737-700 (73W) 2:35 Effective 2024-11-23 through 2024-11-30
Sat 12:50 Memphis (MEM) 14:25 Denver (DEN)
WN 4021 Non-stop Boeing 737-700 (73W) 2:35 Effective 2024-12-21 through 2025-01-04
Mon,Thu,Fri 12:55 Grand Rapids (GRR) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 Non-stop Boeing 737-700 (73W) 4:10 Effective 2024-10-03 through 2024-10-28
Fri 12:55 Grand Rapids (GRR) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 Non-stop Boeing 737-700 (73W) 4:10 Operates only on 2024-11-01
Sun 18:30 Islip (ISP) 21:25 Orlando (MCO)
WN 4021 Non-stop Boeing 737-800 (73H) 2:55 Operates only on 2024-12-01
Sun 19:05 Raleigh/Durham (RDU) 1 20:10 Saint Louis (STL) 2
WN 4021 Non-stop Boeing 737-800 (73H) 2:05 Effective 2024-09-08 through 2024-09-29
Non-Direct Flights:
Mon,Thu,Fri 06:30 Denver (DEN) 12:20 Grand Rapids (GRR)
WN 4021 1-stop Boeing 737-700 (73W) 3:50 Effective 2024-10-03 through 2024-10-28
Fri 06:30 Denver (DEN) 12:20 Grand Rapids (GRR)
WN 4021 1-stop Boeing 737-700 (73W) 3:50 Operates only on 2024-11-01
Mon,Thu,Fri 10:30 Midway, Chicago (MDW) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 1-stop Boeing 737-700 (73W) 5:35 Effective 2024-10-03 through 2024-10-28
Fri 10:30 Midway, Chicago (MDW) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 1-stop Boeing 737-700 (73W) 5:35 Operates only on 2024-11-01
Sat 10:35 Midway, Chicago (MDW) 14:25 Denver (DEN)
WN 4021 1-stop Boeing 737-700 (73W) 4:50 Effective 2024-11-23 through 2024-11-30
Sat 10:35 Midway, Chicago (MDW) 14:25 Denver (DEN)
WN 4021 1-stop Boeing 737-700 (73W) 4:50 Effective 2024-12-21 through 2025-01-04
Mon,Thu,Fri 06:30 Denver (DEN) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-10-03 through 2024-10-28
Fri 06:30 Denver (DEN) 14:05 Las Vegas Harry Reid (LAS) 1
WN 4021 2-stop Boeing 737-700 (73W) 8:35 Operates only on 2024-11-01
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4021: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4021
06:00
Denver (DEN)

09:25
Midway, Chicago (MDW)
Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
06:15
Denver (DEN)

09:40
Midway, Chicago (MDW)
Effective 2024-10-05 through 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4021
06:30
Denver (DEN)

09:55
Midway, Chicago (MDW)
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
06:30
Denver (DEN)

09:55
Midway, Chicago (MDW)
Effective 2024-10-06 through 2024-10-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4021
06:30
Denver (DEN)

09:55
Midway, Chicago (MDW)
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:30
Midway, Chicago (MDW)

12:20
Grand Rapids (GRR)
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 0:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:30
Midway, Chicago (MDW)

12:20
Grand Rapids (GRR)
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 0:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:35
Midway, Chicago (MDW)

12:15
Memphis (MEM)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:35
Midway, Chicago (MDW)

12:15
Memphis (MEM)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
12:30
Austin (AUS)

13:20
Albuquerque (ABQ)
Valid until 2024-10-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4021
12:50
Memphis (MEM)

14:25
Denver (DEN)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
12:50
Memphis (MEM)

14:25
Denver (DEN)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
12:55
Grand Rapids (GRR)

14:05
Las Vegas Harry Reid (LAS) 1
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
12:55
Grand Rapids (GRR)

14:05
Las Vegas Harry Reid (LAS) 1
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
18:30
Islip (ISP)

21:25
Orlando (MCO)
Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4021
19:05
Raleigh/Durham (RDU) 1

20:10
Saint Louis (STL) 2
Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4021
06:30
Denver (DEN)

12:20
Grand Rapids (GRR)
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
06:30
Denver (DEN)

12:20
Grand Rapids (GRR)
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:50, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:30
Midway, Chicago (MDW)

14:05
Las Vegas Harry Reid (LAS) 1
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:30
Midway, Chicago (MDW)

14:05
Las Vegas Harry Reid (LAS) 1
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:35
Midway, Chicago (MDW)

14:25
Denver (DEN)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:50, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
10:35
Midway, Chicago (MDW)

14:25
Denver (DEN)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:50, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
06:30
Denver (DEN)

14:05
Las Vegas Harry Reid (LAS) 1
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:35, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN4021
06:30
Denver (DEN)

14:05
Las Vegas Harry Reid (LAS) 1
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:35, 2-stop
Boeing 737-700 (73W)
This flight number is listed as serving the following routes:
  • Austin (AUS) - Albuquerque (ABQ)
  • Denver (DEN) - Grand Rapids (GRR)
  • Denver (DEN) - Las Vegas Harry Reid (LAS)
  • Denver (DEN) - Midway, Chicago (MDW)
  • Grand Rapids (GRR) - Las Vegas Harry Reid (LAS)
  • Islip (ISP) - Orlando (MCO)
  • Memphis (MEM) - Denver (DEN)
  • Midway, Chicago (MDW) - Grand Rapids (GRR)
  • Midway, Chicago (MDW) - Las Vegas Harry Reid (LAS)
  • Midway, Chicago (MDW) - Memphis (MEM)
  • Raleigh/Durham (RDU) - Saint Louis (STL)
All Southwest Airlines flights
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