Southwest Airlines flight WN 3257: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 05:15 Miami (MIA) 07:05 Houston Hobby (HOU)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2025-05-18
Sun 05:15 Miami (MIA) 07:05 Houston Hobby (HOU)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2025-06-01
Sun 07:50 Houston Hobby (HOU) 08:40 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2025-05-18
Sun 07:50 Houston Hobby (HOU) 08:40 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2025-06-01
Tue,Wed 07:50 Midway, Chicago (MDW) 11:30 Fort Myers (RSW)
WN 3257 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-10-07 through 2025-10-29
Tue,Wed 08:00 Milwaukee (MKE) 09:40 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 08:05 Houston Hobby (HOU) 08:55 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2025-06-02
Mon,Thu,Fri,Sun 08:10 Phoenix Sky Harbor (PHX) 4 09:40 Los Angeles (LAX) 1
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-08-07 through 2025-08-29
Mon,Thu,Fri,Sun 08:10 Phoenix Sky Harbor (PHX) 4 09:40 Los Angeles (LAX) 1
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-09-01 through 2025-09-29
Sun 08:25 Phoenix Sky Harbor (PHX) 4 09:55 Los Angeles (LAX) 1
WN 3257 Non-stop Boeing 737-800 (73H) 1:30 Operates only on 2025-08-31
Sat 08:45 Houston Hobby (HOU) 09:40 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2025-05-24
Sat,Sun 08:45 Houston Hobby (HOU) 09:40 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2025-05-25 through 2025-05-31
Tue,Wed 09:25 Houston Hobby (HOU) 10:15 Phoenix Sky Harbor (PHX) 4
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2025-06-04
Sat 09:45 Phoenix Sky Harbor (PHX) 4 11:10 Los Angeles (LAX) 1
WN 3257 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-08-09 through 2025-09-27
Tue,Wed 10:20 Phoenix Sky Harbor (PHX) 4 11:50 Los Angeles (LAX) 1
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-08-05 through 2025-10-01
Sun 10:20 Los Angeles (LAX) 1 16:20 Nashville (BNA)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-08-10 through 2025-08-24
Sun 10:20 Los Angeles (LAX) 1 16:20 Nashville (BNA)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-09-07 through 2025-09-28
Sat 12:50 Midway, Chicago (MDW) 16:30 Fort Myers (RSW)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-10-04 through 2025-11-01
Sat 15:45 Las Vegas Harry Reid (LAS) 1 22:50 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-11-08 through 2025-11-15
Sat 15:45 Las Vegas Harry Reid (LAS) 1 22:50 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-12-06 through 2025-12-13
Tue,Wed 16:30 Las Vegas Harry Reid (LAS) 1 23:35 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-11-04 through 2025-11-12
Mon-Thu 16:30 Las Vegas Harry Reid (LAS) 1 23:35 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-11-17 through 2025-11-20
Mon-Fri 16:30 Las Vegas Harry Reid (LAS) 1 23:35 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-12-02 through 2025-12-11
Mon-Wed 16:30 Las Vegas Harry Reid (LAS) 1 23:35 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-12-15 through 2025-12-17
Wed,Thu 16:30 Las Vegas Harry Reid (LAS) 1 23:35 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri 16:35 Las Vegas Harry Reid (LAS) 1 23:15 Indianapolis (IND)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-10-02 through 2025-10-31
Mon,Thu,Fri,Sun 17:00 Las Vegas Harry Reid (LAS) 1 00:05 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-11-02 through 2025-11-16
The flight arrives 1 day after departure.
Mon,Fri,Sun 17:00 Las Vegas Harry Reid (LAS) 1 00:05 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-11-21 through 2025-11-28
The flight arrives 1 day after departure.
Fri,Sun 17:00 Las Vegas Harry Reid (LAS) 1 00:05 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-12-07 through 2025-12-14
The flight arrives 1 day after departure.
Thu 17:00 Las Vegas Harry Reid (LAS) 1 00:05 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Operates only on 2025-12-18
The flight arrives 1 day after departure.
Mon 17:00 Las Vegas Harry Reid (LAS) 1 00:05 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Operates only on 2026-01-05
The flight arrives 1 day after departure.
Mon,Thu,Fri 17:15 Raleigh/Durham (RDU) 1 17:50 Nashville (BNA)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 17:15 Raleigh/Durham (RDU) 1 17:50 Nashville (BNA)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-07-07 through 2025-08-04
Sun 17:25 Panama City (ECP) 19:30 Love Field, Dallas (DAL) 1
WN 3257 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Operates only on 2025-11-30
Mon-Wed 17:55 Las Vegas Harry Reid (LAS) 1 01:00 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-11-25 through 2025-12-01
The flight arrives 1 day after departure.
Mon,Tue,Fri,Sun 17:55 Las Vegas Harry Reid (LAS) 1 01:00 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-12-19 through 2026-01-04
The flight arrives 1 day after departure.
Sat 18:15 Las Vegas Harry Reid (LAS) 1 01:20 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-11-22 through 2025-11-29
The flight arrives 1 day after departure.
Sat 18:15 Las Vegas Harry Reid (LAS) 1 01:20 Pittsburgh (PIT)
WN 3257 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-12-20 through 2026-01-03
The flight arrives 1 day after departure.
Mon,Thu,Fri 18:30 Nashville (BNA) 20:30 Las Vegas Harry Reid (LAS) 1
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 18:30 Nashville (BNA) 20:30 Las Vegas Harry Reid (LAS) 1
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-07-07 through 2025-08-04
Fri 18:40 Nashville (BNA) 20:40 Las Vegas Harry Reid (LAS) 1
WN 3257 Non-stop Boeing 737-800 (73H) 4:00 Operates only on 2025-07-04
Sun 20:30 Midway, Chicago (MDW) 00:10 Fort Myers (RSW)
WN 3257 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-10-05 through 2025-10-26
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 05:15 Miami (MIA) 08:40 Phoenix Sky Harbor (PHX) 4
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:25 Valid until 2025-05-18
Sun 05:15 Miami (MIA) 08:40 Phoenix Sky Harbor (PHX) 4
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:25 Operates only on 2025-06-01
Tue,Wed 08:00 Milwaukee (MKE) 11:50 Los Angeles (LAX) 1
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2025-08-05 through 2025-10-01
Sun 08:10 Phoenix Sky Harbor (PHX) 4 16:20 Nashville (BNA)
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:10 Effective 2025-08-10 through 2025-08-24
Sun 08:10 Phoenix Sky Harbor (PHX) 4 16:20 Nashville (BNA)
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:10 Effective 2025-09-07 through 2025-09-28
Mon,Thu,Fri 17:15 Raleigh/Durham (RDU) 1 20:30 Las Vegas Harry Reid (LAS) 1
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 17:15 Raleigh/Durham (RDU) 1 20:30 Las Vegas Harry Reid (LAS) 1
WN 3257 1-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2025-07-07 through 2025-08-04
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3257: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3257
05:15
Miami (MIA)

07:05
Houston Hobby (HOU)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
05:15
Miami (MIA)

07:05
Houston Hobby (HOU)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
07:50
Houston Hobby (HOU)

08:40
Phoenix Sky Harbor (PHX) 4
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
07:50
Houston Hobby (HOU)

08:40
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
07:50
Midway, Chicago (MDW)

11:30
Fort Myers (RSW)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
08:00
Milwaukee (MKE)

09:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:05
Houston Hobby (HOU)

08:55
Phoenix Sky Harbor (PHX) 4
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:10
Phoenix Sky Harbor (PHX) 4

09:40
Los Angeles (LAX) 1
Effective 2025-08-07 through 2025-08-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:10
Phoenix Sky Harbor (PHX) 4

09:40
Los Angeles (LAX) 1
Effective 2025-09-01 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:25
Phoenix Sky Harbor (PHX) 4

09:55
Los Angeles (LAX) 1
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
08:45
Houston Hobby (HOU)

09:40
Phoenix Sky Harbor (PHX) 4
Valid until 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:45
Houston Hobby (HOU)

09:40
Phoenix Sky Harbor (PHX) 4
Effective 2025-05-25 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
09:25
Houston Hobby (HOU)

10:15
Phoenix Sky Harbor (PHX) 4
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
09:45
Phoenix Sky Harbor (PHX) 4

11:10
Los Angeles (LAX) 1
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
10:20
Phoenix Sky Harbor (PHX) 4

11:50
Los Angeles (LAX) 1
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
10:20
Los Angeles (LAX) 1

16:20
Nashville (BNA)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
10:20
Los Angeles (LAX) 1

16:20
Nashville (BNA)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
12:50
Midway, Chicago (MDW)

16:30
Fort Myers (RSW)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
15:45
Las Vegas Harry Reid (LAS) 1

22:50
Pittsburgh (PIT)
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
15:45
Las Vegas Harry Reid (LAS) 1

22:50
Pittsburgh (PIT)
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
16:30
Las Vegas Harry Reid (LAS) 1

23:35
Pittsburgh (PIT)
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
16:30
Las Vegas Harry Reid (LAS) 1

23:35
Pittsburgh (PIT)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
16:30
Las Vegas Harry Reid (LAS) 1

23:35
Pittsburgh (PIT)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
16:30
Las Vegas Harry Reid (LAS) 1

23:35
Pittsburgh (PIT)
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
16:30
Las Vegas Harry Reid (LAS) 1

23:35
Pittsburgh (PIT)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
16:35
Las Vegas Harry Reid (LAS) 1

23:15
Indianapolis (IND)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
17:00
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Pittsburgh (PIT)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:00
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Pittsburgh (PIT)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:00
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Pittsburgh (PIT)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:00
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Pittsburgh (PIT)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:00
Las Vegas Harry Reid (LAS) 1

00:05(+1)
Pittsburgh (PIT)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:15
Raleigh/Durham (RDU) 1

17:50
Nashville (BNA)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
17:15
Raleigh/Durham (RDU) 1

17:50
Nashville (BNA)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
17:25
Panama City (ECP)

19:30
Love Field, Dallas (DAL) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3257
17:55
Las Vegas Harry Reid (LAS) 1

01:00(+1)
Pittsburgh (PIT)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
17:55
Las Vegas Harry Reid (LAS) 1

01:00(+1)
Pittsburgh (PIT)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
18:15
Las Vegas Harry Reid (LAS) 1

01:20(+1)
Pittsburgh (PIT)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
18:15
Las Vegas Harry Reid (LAS) 1

01:20(+1)
Pittsburgh (PIT)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN3257
18:30
Nashville (BNA)

20:30
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
18:30
Nashville (BNA)

20:30
Las Vegas Harry Reid (LAS) 1
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
18:40
Nashville (BNA)

20:40
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3257
20:30
Midway, Chicago (MDW)

00:10(+1)
Fort Myers (RSW)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3257
05:15
Miami (MIA)

08:40
Phoenix Sky Harbor (PHX) 4
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
05:15
Miami (MIA)

08:40
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:00
Milwaukee (MKE)

11:50
Los Angeles (LAX) 1
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:10
Phoenix Sky Harbor (PHX) 4

16:20
Nashville (BNA)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:10, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
08:10
Phoenix Sky Harbor (PHX) 4

16:20
Nashville (BNA)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:10, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
17:15
Raleigh/Durham (RDU) 1

20:30
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3257
17:15
Raleigh/Durham (RDU) 1

20:30
Las Vegas Harry Reid (LAS) 1
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Houston Hobby (HOU) - Phoenix Sky Harbor (PHX)
  • Las Vegas Harry Reid (LAS) - Indianapolis (IND)
  • Las Vegas Harry Reid (LAS) - Pittsburgh (PIT)
  • Los Angeles (LAX) - Nashville (BNA)
  • Miami (MIA) - Houston Hobby (HOU)
  • Miami (MIA) - Phoenix Sky Harbor (PHX)
  • Midway, Chicago (MDW) - Fort Myers (RSW)
  • Milwaukee (MKE) - Los Angeles (LAX)
  • Milwaukee (MKE) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - Las Vegas Harry Reid (LAS)
  • Panama City (ECP) - Love Field, Dallas (DAL)
  • Phoenix Sky Harbor (PHX) - Los Angeles (LAX)
  • Phoenix Sky Harbor (PHX) - Nashville (BNA)
  • Raleigh/Durham (RDU) - Las Vegas Harry Reid (LAS)
  • Raleigh/Durham (RDU) - Nashville (BNA)
All Southwest Airlines flights
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