Southwest Airlines flight WN 1242: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:45 Denver (DEN) 08:45 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-10-02 through 2025-10-31
Tue,Wed 05:45 Denver (DEN) 08:45 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-10-07 through 2025-10-29
Sun 06:40 San Jose (SJC) B 08:55 Seattle-Tacoma (SEA)
WN 1242 Non-stop Boeing 737-700 (73W) 2:15 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 07:45 Las Vegas Harry Reid (LAS) 1 10:30 Seattle-Tacoma (SEA)
WN 1242 Non-stop Boeing 737-700 (73W) 2:45 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:45 Las Vegas Harry Reid (LAS) 1 10:30 Seattle-Tacoma (SEA)
WN 1242 Non-stop Boeing 737-700 (73W) 2:45 Effective 2025-07-07 through 2025-08-04
Tue,Wed 08:00 Las Vegas Harry Reid (LAS) 1 10:45 Seattle-Tacoma (SEA)
WN 1242 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-06-10 through 2025-07-30
Sat 08:30 Saint Louis (STL) 2 11:50 Orlando (MCO)
WN 1242 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-10-04 through 2025-11-01
Sat 08:45 Seattle-Tacoma (SEA) 14:35 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (73W) 3:50 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 09:20 Saint Louis (STL) 2 12:40 Orlando (MCO)
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-10-02 through 2025-10-31
Sun 09:30 Seattle-Tacoma (SEA) 15:20 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (73W) 3:50 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 11:05 Seattle-Tacoma (SEA) 16:55 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (73W) 3:50 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:05 Seattle-Tacoma (SEA) 16:55 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (73W) 3:50 Effective 2025-07-07 through 2025-08-04
Fri 11:20 Seattle-Tacoma (SEA) 17:10 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-700 (73W) 3:50 Operates only on 2025-07-04
Tue,Wed 11:30 Seattle-Tacoma (SEA) 17:30 Saint Louis (STL) 2
WN 1242 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-06-10 through 2025-07-30
Sat 11:40 Eugene (EUG) 13:45 Las Vegas Harry Reid (LAS) 1
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2025-11-08 through 2025-11-15
Sat 11:40 Eugene (EUG) 13:45 Las Vegas Harry Reid (LAS) 1
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2025-12-06 through 2025-12-13
Thu 12:45 Love Field, Dallas (DAL) 1 14:05 Midland (MAF)
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2025-11-27
Sun 13:10 Oakland (OAK) 2 15:05 Phoenix Sky Harbor (PHX) 4
WN 1242 Non-stop Boeing 737-700 (73W) 1:55 Operates only on 2025-05-25
Sun 13:45 Phoenix Sky Harbor (PHX) 4 16:20 Portland (PDX)
WN 1242 Non-stop Boeing 737-800 (73H) 2:35 Operates only on 2025-08-31
Mon,Thu,Fri 13:55 Nashville (BNA) 15:25 Destin/Fort Walton Beach (VPS)
WN 1242 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-07 through 2025-09-29
Sat 14:20 Las Vegas Harry Reid (LAS) 1 15:25 Ontario, Los Angeles (ONT) 4
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-11-08 through 2025-11-15
Sat 14:20 Las Vegas Harry Reid (LAS) 1 15:25 Ontario, Los Angeles (ONT) 4
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2025-12-06 through 2025-12-13
Sun 15:25 Ontario, Los Angeles (ONT) 4 16:50 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2025-11-30
Sat 15:35 Austin (AUS) 16:45 Ontario, Los Angeles (ONT) 4
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2025-11-22 through 2025-11-29
Sat 15:35 Austin (AUS) 16:45 Ontario, Los Angeles (ONT) 4
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2025-12-20 through 2026-01-03
Sun 15:45 Houston Hobby (HOU) 16:25 Phoenix Sky Harbor (PHX) 4
WN 1242 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-08-10 through 2025-08-24
Sun 15:45 Houston Hobby (HOU) 16:25 Phoenix Sky Harbor (PHX) 4
WN 1242 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-09-07 through 2025-09-28
Mon,Thu,Fri,Sun 15:55 Ontario, Los Angeles (ONT) 4 17:20 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 15:55 Ontario, Los Angeles (ONT) 4 17:20 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-11-21 through 2025-11-28
Fri,Sun 15:55 Ontario, Los Angeles (ONT) 4 17:20 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-12-07 through 2025-12-14
Thu 15:55 Ontario, Los Angeles (ONT) 4 17:20 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Operates only on 2025-12-18
Mon 15:55 Ontario, Los Angeles (ONT) 4 17:20 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Operates only on 2026-01-05
Sat 16:00 Ontario, Los Angeles (ONT) 4 17:25 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-08 through 2025-11-15
Sat 16:00 Ontario, Los Angeles (ONT) 4 17:25 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-06 through 2025-12-13
Sat 17:00 Phoenix Sky Harbor (PHX) 4 19:35 Portland (PDX)
WN 1242 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-08-09 through 2025-09-27
Mon-Wed 17:00 Ontario, Los Angeles (ONT) 4 18:30 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 17:00 Ontario, Los Angeles (ONT) 4 18:30 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-12-19 through 2026-01-04
Sun 17:05 Phoenix Sky Harbor (PHX) 4 19:40 Portland (PDX)
WN 1242 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-08-10 through 2025-08-24
Sun 17:05 Phoenix Sky Harbor (PHX) 4 19:40 Portland (PDX)
WN 1242 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-09-07 through 2025-09-28
Sat 17:20 Ontario, Los Angeles (ONT) 4 18:50 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-11-22 through 2025-11-29
Sat 17:20 Ontario, Los Angeles (ONT) 4 18:50 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-12-20 through 2026-01-03
Tue,Wed 19:20 Ontario, Los Angeles (ONT) 4 20:45 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-11-04 through 2025-11-12
Mon-Thu 19:20 Ontario, Los Angeles (ONT) 4 20:45 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-11-17 through 2025-11-20
Mon-Fri 19:20 Ontario, Los Angeles (ONT) 4 20:45 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-12-02 through 2025-12-11
Mon-Wed 19:20 Ontario, Los Angeles (ONT) 4 20:45 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-12-15 through 2025-12-17
Wed,Thu 19:20 Ontario, Los Angeles (ONT) 4 20:45 Sacramento (SMF) B
WN 1242 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-12-24 through 2026-01-01
Non-Direct Flights:
Mon,Thu,Fri 05:45 Denver (DEN) 12:40 Orlando (MCO)
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 4:55 Effective 2025-10-02 through 2025-10-31
Sun 06:40 San Jose (SJC) B 15:20 Saint Louis (STL) 2
WN 1242 1-stop Boeing 737-700 (73W) 6:40 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 07:45 Las Vegas Harry Reid (LAS) 1 16:55 Saint Louis (STL) 2
WN 1242 1-stop Boeing 737-700 (73W) 7:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:45 Las Vegas Harry Reid (LAS) 1 16:55 Saint Louis (STL) 2
WN 1242 1-stop Boeing 737-700 (73W) 7:10 Effective 2025-07-07 through 2025-08-04
Tue,Wed 08:00 Las Vegas Harry Reid (LAS) 1 17:30 Saint Louis (STL) 2
WN 1242 1-stop Boeing 737-800 (73H) 7:30 Effective 2025-06-10 through 2025-07-30
Sat 11:40 Eugene (EUG) 15:25 Ontario, Los Angeles (ONT) 4
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-11-08 through 2025-11-15
Sat 11:40 Eugene (EUG) 15:25 Ontario, Los Angeles (ONT) 4
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-12-06 through 2025-12-13
Sat 14:20 Las Vegas Harry Reid (LAS) 1 17:25 Sacramento (SMF) B
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-11-08 through 2025-11-15
Sat 14:20 Las Vegas Harry Reid (LAS) 1 17:25 Sacramento (SMF) B
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2025-12-06 through 2025-12-13
Sat 15:35 Austin (AUS) 18:50 Sacramento (SMF) B
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 5:15 Effective 2025-11-22 through 2025-11-29
Sat 15:35 Austin (AUS) 18:50 Sacramento (SMF) B
WN 1242 1-stop Boeing 737-700 (Scimitar Winglets) 5:15 Effective 2025-12-20 through 2026-01-03
Sun 15:45 Houston Hobby (HOU) 19:40 Portland (PDX)
WN 1242 1-stop Boeing 737-800 (73H) 5:55 Effective 2025-08-10 through 2025-08-24
Sun 15:45 Houston Hobby (HOU) 19:40 Portland (PDX)
WN 1242 1-stop Boeing 737-800 (73H) 5:55 Effective 2025-09-07 through 2025-09-28
Sat 11:40 Eugene (EUG) 17:25 Sacramento (SMF) B
WN 1242 2-stop Boeing 737-700 (Scimitar Winglets) 5:45 Effective 2025-11-08 through 2025-11-15
Sat 11:40 Eugene (EUG) 17:25 Sacramento (SMF) B
WN 1242 2-stop Boeing 737-700 (Scimitar Winglets) 5:45 Effective 2025-12-06 through 2025-12-13
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 1242: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN1242
05:45
Denver (DEN)

08:45
Saint Louis (STL) 2
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
05:45
Denver (DEN)

08:45
Saint Louis (STL) 2
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1242
06:40
San Jose (SJC) B

08:55
Seattle-Tacoma (SEA)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
07:45
Las Vegas Harry Reid (LAS) 1

10:30
Seattle-Tacoma (SEA)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
07:45
Las Vegas Harry Reid (LAS) 1

10:30
Seattle-Tacoma (SEA)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
08:00
Las Vegas Harry Reid (LAS) 1

10:45
Seattle-Tacoma (SEA)
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
08:30
Saint Louis (STL) 2

11:50
Orlando (MCO)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1242
08:45
Seattle-Tacoma (SEA)

14:35
Saint Louis (STL) 2
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
09:20
Saint Louis (STL) 2

12:40
Orlando (MCO)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
09:30
Seattle-Tacoma (SEA)

15:20
Saint Louis (STL) 2
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
11:05
Seattle-Tacoma (SEA)

16:55
Saint Louis (STL) 2
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
11:05
Seattle-Tacoma (SEA)

16:55
Saint Louis (STL) 2
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
11:20
Seattle-Tacoma (SEA)

17:10
Saint Louis (STL) 2
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
11:30
Seattle-Tacoma (SEA)

17:30
Saint Louis (STL) 2
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
11:40
Eugene (EUG)

13:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
11:40
Eugene (EUG)

13:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
12:45
Love Field, Dallas (DAL) 1

14:05
Midland (MAF)
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
13:10
Oakland (OAK) 2

15:05
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
13:45
Phoenix Sky Harbor (PHX) 4

16:20
Portland (PDX)
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
13:55
Nashville (BNA)

15:25
Destin/Fort Walton Beach (VPS)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
14:20
Las Vegas Harry Reid (LAS) 1

15:25
Ontario, Los Angeles (ONT) 4
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
14:20
Las Vegas Harry Reid (LAS) 1

15:25
Ontario, Los Angeles (ONT) 4
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:25
Ontario, Los Angeles (ONT) 4

16:50
Sacramento (SMF) B
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1242
15:35
Austin (AUS)

16:45
Ontario, Los Angeles (ONT) 4
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:35
Austin (AUS)

16:45
Ontario, Los Angeles (ONT) 4
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:45
Houston Hobby (HOU)

16:25
Phoenix Sky Harbor (PHX) 4
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:45
Houston Hobby (HOU)

16:25
Phoenix Sky Harbor (PHX) 4
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:55
Ontario, Los Angeles (ONT) 4

17:20
Sacramento (SMF) B
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:55
Ontario, Los Angeles (ONT) 4

17:20
Sacramento (SMF) B
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:55
Ontario, Los Angeles (ONT) 4

17:20
Sacramento (SMF) B
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:55
Ontario, Los Angeles (ONT) 4

17:20
Sacramento (SMF) B
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:55
Ontario, Los Angeles (ONT) 4

17:20
Sacramento (SMF) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
16:00
Ontario, Los Angeles (ONT) 4

17:25
Sacramento (SMF) B
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
16:00
Ontario, Los Angeles (ONT) 4

17:25
Sacramento (SMF) B
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
17:00
Phoenix Sky Harbor (PHX) 4

19:35
Portland (PDX)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
17:00
Ontario, Los Angeles (ONT) 4

18:30
Sacramento (SMF) B
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
17:00
Ontario, Los Angeles (ONT) 4

18:30
Sacramento (SMF) B
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
17:05
Phoenix Sky Harbor (PHX) 4

19:40
Portland (PDX)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
17:05
Phoenix Sky Harbor (PHX) 4

19:40
Portland (PDX)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
17:20
Ontario, Los Angeles (ONT) 4

18:50
Sacramento (SMF) B
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
17:20
Ontario, Los Angeles (ONT) 4

18:50
Sacramento (SMF) B
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
19:20
Ontario, Los Angeles (ONT) 4

20:45
Sacramento (SMF) B
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
19:20
Ontario, Los Angeles (ONT) 4

20:45
Sacramento (SMF) B
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
19:20
Ontario, Los Angeles (ONT) 4

20:45
Sacramento (SMF) B
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
19:20
Ontario, Los Angeles (ONT) 4

20:45
Sacramento (SMF) B
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
19:20
Ontario, Los Angeles (ONT) 4

20:45
Sacramento (SMF) B
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN1242
05:45
Denver (DEN)

12:40
Orlando (MCO)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
06:40
San Jose (SJC) B

15:20
Saint Louis (STL) 2
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:40, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
07:45
Las Vegas Harry Reid (LAS) 1

16:55
Saint Louis (STL) 2
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:10, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
07:45
Las Vegas Harry Reid (LAS) 1

16:55
Saint Louis (STL) 2
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:10, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN1242
08:00
Las Vegas Harry Reid (LAS) 1

17:30
Saint Louis (STL) 2
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:30, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
11:40
Eugene (EUG)

15:25
Ontario, Los Angeles (ONT) 4
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
11:40
Eugene (EUG)

15:25
Ontario, Los Angeles (ONT) 4
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
14:20
Las Vegas Harry Reid (LAS) 1

17:25
Sacramento (SMF) B
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
14:20
Las Vegas Harry Reid (LAS) 1

17:25
Sacramento (SMF) B
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:35
Austin (AUS)

18:50
Sacramento (SMF) B
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:35
Austin (AUS)

18:50
Sacramento (SMF) B
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
15:45
Houston Hobby (HOU)

19:40
Portland (PDX)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:55, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
15:45
Houston Hobby (HOU)

19:40
Portland (PDX)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:55, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN1242
11:40
Eugene (EUG)

17:25
Sacramento (SMF) B
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1242
11:40
Eugene (EUG)

17:25
Sacramento (SMF) B
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Ontario, Los Angeles (ONT)
  • Austin (AUS) - Sacramento (SMF)
  • Denver (DEN) - Orlando (MCO)
  • Denver (DEN) - Saint Louis (STL)
  • Eugene (EUG) - Las Vegas Harry Reid (LAS)
  • Eugene (EUG) - Ontario, Los Angeles (ONT)
  • Eugene (EUG) - Sacramento (SMF)
  • Houston Hobby (HOU) - Phoenix Sky Harbor (PHX)
  • Houston Hobby (HOU) - Portland (PDX)
  • Las Vegas Harry Reid (LAS) - Ontario, Los Angeles (ONT)
  • Las Vegas Harry Reid (LAS) - Sacramento (SMF)
  • Las Vegas Harry Reid (LAS) - Saint Louis (STL)
  • Las Vegas Harry Reid (LAS) - Seattle-Tacoma (SEA)
  • Love Field, Dallas (DAL) - Midland (MAF)
  • Nashville (BNA) - Destin/Fort Walton Beach (VPS)
  • Oakland (OAK) - Phoenix Sky Harbor (PHX)
  • Ontario, Los Angeles (ONT) - Sacramento (SMF)
  • Phoenix Sky Harbor (PHX) - Portland (PDX)
  • Saint Louis (STL) - Orlando (MCO)
  • San Jose (SJC) - Saint Louis (STL)
  • San Jose (SJC) - Seattle-Tacoma (SEA)
  • Seattle-Tacoma (SEA) - Saint Louis (STL)
All Southwest Airlines flights
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