Southwest Airlines flight WN 4857: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Fri,Sun 13:40 Los Angeles (LAX) 1 14:50 Las Vegas Harry Reid (LAS) 1
WN 4857 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-01-02 through 2026-01-04
Tue,Wed 16:15 Las Vegas Harry Reid (LAS) 1 23:10 John Glenn Columbus (CMH)
WN 4857 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-08-04 through 2026-09-30
Sat 17:00 Las Vegas Harry Reid (LAS) 1 23:55 John Glenn Columbus (CMH)
WN 4857 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-08-08 through 2026-09-26
Sun 17:30 Houston Hobby (HOU) 18:55 Los Angeles (LAX) 1
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 18:00 Las Vegas Harry Reid (LAS) 1 00:55 John Glenn Columbus (CMH)
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-08-06 through 2026-09-28
The flight arrives 1 day after departure.
Sat 18:20 Houston Hobby (HOU) 19:45 Los Angeles (LAX) 1
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-06-06 through 2026-08-01
Sun 18:25 Las Vegas Harry Reid (LAS) 1 01:20 John Glenn Columbus (CMH)
WN 4857 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-08-09 through 2026-09-27
The flight arrives 1 day after departure.
Tue,Wed 19:10 Houston Hobby (HOU) 20:35 Los Angeles (LAX) 1
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 19:25 Houston Hobby (HOU) 20:50 Los Angeles (LAX) 1
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-06-04 through 2026-08-03
Sun 19:35 Los Angeles (LAX) 1 20:50 San Francisco (SFO) 2
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-06-07 through 2026-08-02
Sat 21:05 Kahului (OGG) 05:45 Las Vegas Harry Reid (LAS) 1
WN 4857 Non-stop Boeing 737 MAX 8 (7M8) 5:40 Operates only on 2026-03-07
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 17:30 Houston Hobby (HOU) 20:50 San Francisco (SFO) 2
WN 4857 1-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-06-07 through 2026-08-02
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4857: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4857
13:40
Los Angeles (LAX) 1

14:50
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4857
16:15
Las Vegas Harry Reid (LAS) 1

23:10
John Glenn Columbus (CMH)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4857
17:00
Las Vegas Harry Reid (LAS) 1

23:55
John Glenn Columbus (CMH)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4857
17:30
Houston Hobby (HOU)

18:55
Los Angeles (LAX) 1
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4857
18:00
Las Vegas Harry Reid (LAS) 1

00:55(+1)
John Glenn Columbus (CMH)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4857
18:20
Houston Hobby (HOU)

19:45
Los Angeles (LAX) 1
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4857
18:25
Las Vegas Harry Reid (LAS) 1

01:20(+1)
John Glenn Columbus (CMH)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4857
19:10
Houston Hobby (HOU)

20:35
Los Angeles (LAX) 1
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4857
19:25
Houston Hobby (HOU)

20:50
Los Angeles (LAX) 1
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4857
19:35
Los Angeles (LAX) 1

20:50
San Francisco (SFO) 2
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4857
21:05
Kahului (OGG)

05:45(+1)
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:40, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN4857
17:30
Houston Hobby (HOU)

20:50
San Francisco (SFO) 2
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Houston Hobby (HOU) - Los Angeles (LAX)
  • Houston Hobby (HOU) - San Francisco (SFO)
  • Kahului (OGG) - Las Vegas Harry Reid (LAS)
  • Las Vegas Harry Reid (LAS) - John Glenn Columbus (CMH)
  • Los Angeles (LAX) - Las Vegas Harry Reid (LAS)
  • Los Angeles (LAX) - San Francisco (SFO)
All Southwest Airlines flights
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