Southwest Airlines flight WN 878: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed,Thu 08:00 Denver (DEN) 10:30 Omaha (OMA)
WN 878 Non-stop Boeing 737-700 (73W) 1:30 Valid until 2026-01-01
Mon 08:35 Phoenix Sky Harbor (PHX) 4 12:05 Omaha (OMA)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Operates only on 2026-01-05
Sat 08:45 Phoenix Sky Harbor (PHX) 4 12:15 Omaha (OMA)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Operates only on 2026-01-03
Mon,Tue,Fri,Sun 09:50 Houston Hobby (HOU) 12:00 Omaha (OMA)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Valid until 2026-01-04
Mon,Thu,Fri 10:40 Baltimore (BWI) 12:15 Detroit (DTW) E
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-04-09 through 2026-06-01
Wed,Thu 11:05 Omaha (OMA) 12:30 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737-700 (73W) 1:25 Valid until 2026-01-01
Mon,Tue,Fri,Sun 12:40 Omaha (OMA) 14:05 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Valid until 2026-01-04
Mon 12:40 Omaha (OMA) 14:05 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-01-05
Sat 12:55 Omaha (OMA) 14:20 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-01-03
Mon,Thu,Fri 12:55 Detroit (DTW) E 13:05 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 13:10 Baltimore (BWI) 15:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 13:10 Baltimore (BWI) 15:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-20 through 2026-03-01
Sat 13:15 Orlando (MCO) 15:05 Kansas City (MCI)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-06-06 through 2026-08-01
Tue,Wed 13:40 Detroit (DTW) E 13:50 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-04-07 through 2026-06-03
Sun 13:40 Oakland (OAK) 2 15:40 Phoenix Sky Harbor (PHX) 4
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-06-07 through 2026-08-02
Thu,Fri,Sun 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-11 through 2026-01-16
Mon,Sun 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-01 through 2026-02-06
Mon,Sun 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-17 through 2026-02-23
Mon 14:10 Baltimore (BWI) 16:20 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-03-02
Sat 14:15 Baltimore (BWI) 16:25 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-14 through 2026-02-28
Mon-Fri 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-01-18 through 2026-01-23
Mon-Fri 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-01-26 through 2026-02-03
Wed 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-02-04
Tue,Wed,Sun 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-08 through 2026-02-11
Tue,Wed 14:30 Baltimore (BWI) 16:40 Denver (DEN)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 14:30 Cleveland (CLE) 14:50 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-03-05 through 2026-04-06
Tue,Wed 14:40 Cleveland (CLE) 15:00 Chicago Midway (MDW)
WN 878 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-03-10 through 2026-04-01
Sat 14:40 Baltimore (BWI) 16:10 Detroit (DTW) E
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 15:30 Chicago Midway (MDW) 17:50 New Orleans (MSY)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-03-05 through 2026-04-06
Sat 15:35 Baltimore (BWI) 17:45 Denver (DEN)
WN 878 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-10 through 2026-02-07
Tue,Wed 15:55 Oakland (OAK) 2 17:55 Phoenix Sky Harbor (PHX) 4
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-06-09 through 2026-07-29
Sun 16:15 Phoenix Sky Harbor (PHX) 4 21:15 New Orleans (MSY)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 16:45 Oakland (OAK) 2 18:45 Phoenix Sky Harbor (PHX) 4
WN 878 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-04 through 2026-08-03
Sat 16:55 Detroit (DTW) E 18:15 Phoenix Sky Harbor (PHX) 4
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-04-11 through 2026-05-30
Sun 18:00 New Orleans (MSY) 20:15 San Diego (SAN) 1
WN 878 Non-stop Boeing 737-800 (73H) 4:15 Effective 2026-03-08 through 2026-04-05
Sat 18:10 New Orleans (MSY) 20:25 San Diego (SAN) 1
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-03-07 through 2026-04-04
Sun 18:15 Baltimore (BWI) 19:50 Detroit (DTW) E
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-04-12 through 2026-05-17
Sun 18:15 Baltimore (BWI) 19:50 Detroit (DTW) E
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Operates only on 2026-05-31
Mon,Thu,Fri 18:25 New Orleans (MSY) 20:40 San Diego (SAN) 1
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2026-03-05 through 2026-04-06
Tue,Wed 18:35 Phoenix Sky Harbor (PHX) 4 23:30 Saint Louis (STL) 2
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 18:55 Greenville/Spartanburg (GSP) 19:10 Nashville (BNA)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-06 through 2026-09-28
Sat 19:45 Baltimore (BWI) 21:05 Hartford (BDL)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-08-08 through 2026-09-26
Tue,Wed 19:55 Baltimore (BWI) 21:10 Hartford (BDL)
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-08-04 through 2026-09-30
Sun 20:30 Detroit (DTW) E 21:10 Saint Louis (STL) 2
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 20:30 Detroit (DTW) E 21:10 Saint Louis (STL) 2
WN 878 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2026-05-31
Sun 21:00 San Diego (SAN) 1 22:40 Sacramento (SMF) B
WN 878 Non-stop Boeing 737-800 (73H) 1:40 Effective 2026-03-08 through 2026-04-05
Sun 21:25 Baltimore (BWI) 22:40 Hartford (BDL)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-09 through 2026-09-27
Sun 21:50 New Orleans (MSY) 00:40 Orlando (MCO)
WN 878 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-07 through 2026-08-02
The flight arrives 1 day after departure.
Non-Direct Flights:
Wed,Thu 08:00 Denver (DEN) 12:30 Chicago Midway (MDW)
WN 878 1-stop Boeing 737-700 (73W) 3:30 Valid until 2026-01-01
Mon 08:35 Phoenix Sky Harbor (PHX) 4 14:05 Chicago Midway (MDW)
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 4:30 Operates only on 2026-01-05
Sat 08:45 Phoenix Sky Harbor (PHX) 4 14:20 Chicago Midway (MDW)
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 4:35 Operates only on 2026-01-03
Mon,Tue,Fri,Sun 09:50 Houston Hobby (HOU) 14:05 Chicago Midway (MDW)
WN 878 1-stop Boeing 737 MAX 8 (7M8) 4:15 Valid until 2026-01-04
Mon,Thu,Fri 10:40 Baltimore (BWI) 13:05 Chicago Midway (MDW)
WN 878 1-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-09 through 2026-06-01
Sun 13:40 Oakland (OAK) 2 21:15 New Orleans (MSY)
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 14:30 Cleveland (CLE) 17:50 New Orleans (MSY)
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-03-05 through 2026-04-06
Sat 14:40 Baltimore (BWI) 18:15 Phoenix Sky Harbor (PHX) 4
WN 878 1-stop Boeing 737 MAX 8 (7M8) 6:35 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 15:30 Chicago Midway (MDW) 20:40 San Diego (SAN) 1
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 7:10 Effective 2026-03-05 through 2026-04-06
Tue,Wed 15:55 Oakland (OAK) 2 23:30 Saint Louis (STL) 2
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2026-06-09 through 2026-07-29
Sun 16:15 Phoenix Sky Harbor (PHX) 4 00:40 Orlando (MCO)
WN 878 1-stop Boeing 737-700 (Scimitar Winglets) 5:25 Effective 2026-06-07 through 2026-08-02
The flight arrives 1 day after departure.
Sun 18:00 New Orleans (MSY) 22:40 Sacramento (SMF) B
WN 878 1-stop Boeing 737-800 (73H) 6:40 Effective 2026-03-08 through 2026-04-05
Sun 18:15 Baltimore (BWI) 21:10 Saint Louis (STL) 2
WN 878 1-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-04-12 through 2026-05-17
Sun 18:15 Baltimore (BWI) 21:10 Saint Louis (STL) 2
WN 878 1-stop Boeing 737 MAX 8 (7M8) 3:55 Operates only on 2026-05-31
Sun 13:40 Oakland (OAK) 2 00:40 Orlando (MCO)
WN 878 2-stop Boeing 737-700 (Scimitar Winglets) 8:00 Effective 2026-06-07 through 2026-08-02
The flight arrives 1 day after departure.
Mon,Thu,Fri 14:30 Cleveland (CLE) 20:40 San Diego (SAN) 1
WN 878 2-stop Boeing 737-700 (Scimitar Winglets) 9:10 Effective 2026-03-05 through 2026-04-06
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 878: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-26 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN878
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN878
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN878
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:30, 1-stop
Boeing 737-700 (73W)

Non-Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:30, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:15, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:35, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:40, 1-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN878
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN878
13:40

00:40(+1)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN878
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 9:10, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Chicago Midway (MDW)
  • Baltimore (BWI) - Denver (DEN)
  • Baltimore (BWI) - Detroit (DTW)
  • Baltimore (BWI) - Hartford (BDL)
  • Baltimore (BWI) - Phoenix Sky Harbor (PHX)
  • Baltimore (BWI) - Saint Louis (STL)
  • Chicago Midway (MDW) - New Orleans (MSY)
  • Chicago Midway (MDW) - San Diego (SAN)
  • Cleveland (CLE) - Chicago Midway (MDW)
  • Cleveland (CLE) - New Orleans (MSY)
  • Cleveland (CLE) - San Diego (SAN)
  • Denver (DEN) - Chicago Midway (MDW)
  • Denver (DEN) - Omaha (OMA)
  • Detroit (DTW) - Chicago Midway (MDW)
  • Detroit (DTW) - Phoenix Sky Harbor (PHX)
  • Detroit (DTW) - Saint Louis (STL)
  • Greenville/Spartanburg (GSP) - Nashville (BNA)
  • Houston Hobby (HOU) - Chicago Midway (MDW)
  • Houston Hobby (HOU) - Omaha (OMA)
  • New Orleans (MSY) - Orlando (MCO)
  • New Orleans (MSY) - Sacramento (SMF)
  • New Orleans (MSY) - San Diego (SAN)
  • Oakland (OAK) - New Orleans (MSY)
  • Oakland (OAK) - Orlando (MCO)
  • Oakland (OAK) - Phoenix Sky Harbor (PHX)
  • Oakland (OAK) - Saint Louis (STL)
  • Omaha (OMA) - Chicago Midway (MDW)
  • Orlando (MCO) - Kansas City (MCI)
  • Phoenix Sky Harbor (PHX) - Chicago Midway (MDW)
  • Phoenix Sky Harbor (PHX) - New Orleans (MSY)
  • Phoenix Sky Harbor (PHX) - Omaha (OMA)
  • Phoenix Sky Harbor (PHX) - Orlando (MCO)
  • Phoenix Sky Harbor (PHX) - Saint Louis (STL)
  • San Diego (SAN) - Sacramento (SMF)