Southwest Airlines flight WN 1673: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:30 Boise (BOI) 08:35 Phoenix Sky Harbor (PHX) 4
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-08-06 through 2026-09-28
Mon 08:00 Denver (DEN) 09:35 Burbank (BUR)
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-01-05
Sun 10:10 Tampa (TPA) 12:25 Ronald Reagan Washington (DCA) 1
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-09 through 2026-09-27
Sat 10:15 Cincinnati (CVG) 12:25 Orlando (MCO)
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-07 through 2026-04-04
Mon,Thu,Fri 13:20 Fort Lauderdale (FLL) 1 15:55 Baltimore (BWI)
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 13:20 Fort Lauderdale (FLL) 1 15:55 Baltimore (BWI)
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-02-20 through 2026-03-01
Tue,Wed 14:40 Phoenix Sky Harbor (PHX) 4 15:55 Ontario, Los Angeles (ONT) 4
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-10 through 2026-04-01
Sun 16:05 Las Vegas Harry Reid (LAS) 1 17:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 1:40 Effective 2026-03-08 through 2026-04-05
Sat 16:25 Baltimore (BWI) 19:50 Phoenix Sky Harbor (PHX) 4
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 5:25 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 16:30 Phoenix Sky Harbor (PHX) 4 17:45 Ontario, Los Angeles (ONT) 4
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-09 through 2026-04-06
Mon,Thu,Fri 16:35 Baltimore (BWI) 20:00 Phoenix Sky Harbor (PHX) 4
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 5:25 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 16:35 Baltimore (BWI) 20:00 Phoenix Sky Harbor (PHX) 4
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 5:25 Effective 2026-02-20 through 2026-03-01
Thu,Fri 17:30 Phoenix Sky Harbor (PHX) 4 17:45 Ontario, Los Angeles (ONT) 4
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-05 through 2026-03-06
Fri 17:40 Baltimore (BWI) 20:20 Fort Lauderdale (FLL) 1
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2026-01-02
Sun 17:50 Baltimore (BWI) 20:30 Fort Lauderdale (FLL) 1
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2026-01-04
Sat 18:35 Baltimore (BWI) 21:15 Fort Lauderdale (FLL) 1
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Valid until 2026-01-03
Sun 20:05 Baltimore (BWI) 21:45 Charleston (CHS)
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-06-07 through 2026-08-02
Mon-Fri 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-01-18 through 2026-01-23
Mon-Fri 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-02-08 through 2026-02-11
Mon,Thu,Fri 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-02-12 through 2026-02-16
Tue,Wed 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-02-18 through 2026-03-04
Thu,Fri,Sun 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-02-20 through 2026-02-27
Thu,Fri,Sun 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-01-11 through 2026-01-16
Mon,Sun 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-01 through 2026-02-06
Mon,Sun 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-17 through 2026-02-23
Mon 20:55 Phoenix Sky Harbor (PHX) 4 21:55 Sacramento (SMF) B
WN 1673 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-03-02
Daily 22:15 Las Vegas Harry Reid (LAS) 1 05:45 Baltimore (BWI)
WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2026-04-07 through 2026-06-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri 13:20 Fort Lauderdale (FLL) 1 20:00 Phoenix Sky Harbor (PHX) 4
WN 1673 1-stop Boeing 737-700 (Scimitar Winglets) 8:40 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 13:20 Fort Lauderdale (FLL) 1 20:00 Phoenix Sky Harbor (PHX) 4
WN 1673 1-stop Boeing 737-700 (Scimitar Winglets) 8:40 Effective 2026-02-20 through 2026-03-01
Mon,Thu,Fri 16:35 Baltimore (BWI) 21:45 Sacramento (SMF) B
WN 1673 1-stop Boeing 737-700 (Scimitar Winglets) 8:10 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 16:35 Baltimore (BWI) 21:45 Sacramento (SMF) B
WN 1673 1-stop Boeing 737-700 (Scimitar Winglets) 8:10 Effective 2026-02-20 through 2026-02-27
Mon,Thu,Fri 13:20 Fort Lauderdale (FLL) 1 21:45 Sacramento (SMF) B
WN 1673 2-stop Boeing 737-700 (Scimitar Winglets) 11:25 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 13:20 Fort Lauderdale (FLL) 1 21:45 Sacramento (SMF) B
WN 1673 2-stop Boeing 737-700 (Scimitar Winglets) 11:25 Effective 2026-02-20 through 2026-02-27
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 1673: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN1673
07:30
Boise (BOI)

08:35
Phoenix Sky Harbor (PHX) 4
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
08:00
Denver (DEN)

09:35
Burbank (BUR)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
10:10
Tampa (TPA)

12:25
Ronald Reagan Washington (DCA) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
10:15
Cincinnati (CVG)

12:25
Orlando (MCO)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

15:55
Baltimore (BWI)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

15:55
Baltimore (BWI)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
14:40
Phoenix Sky Harbor (PHX) 4

15:55
Ontario, Los Angeles (ONT) 4
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
16:05
Las Vegas Harry Reid (LAS) 1

17:45
Sacramento (SMF) B
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 WN1673
16:25
Baltimore (BWI)

19:50
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
16:30
Phoenix Sky Harbor (PHX) 4

17:45
Ontario, Los Angeles (ONT) 4
Effective 2026-03-09 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
16:35
Baltimore (BWI)

20:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
16:35
Baltimore (BWI)

20:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
17:30
Phoenix Sky Harbor (PHX) 4

17:45
Ontario, Los Angeles (ONT) 4
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
17:40
Baltimore (BWI)

20:20
Fort Lauderdale (FLL) 1
Operates only on 2026-01-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
17:50
Baltimore (BWI)

20:30
Fort Lauderdale (FLL) 1
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
18:35
Baltimore (BWI)

21:15
Fort Lauderdale (FLL) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1673
20:05
Baltimore (BWI)

21:45
Charleston (CHS)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
20:55
Phoenix Sky Harbor (PHX) 4

21:55
Sacramento (SMF) B
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1673
22:15
Las Vegas Harry Reid (LAS) 1

05:45(+1)
Baltimore (BWI)
Effective 2026-04-07 through 2026-06-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

20:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

20:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 8:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1673
16:35
Baltimore (BWI)

21:45
Sacramento (SMF) B
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1673
16:35
Baltimore (BWI)

21:45
Sacramento (SMF) B
Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 8:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

21:45
Sacramento (SMF) B
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 11:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1673
13:20
Fort Lauderdale (FLL) 1

21:45
Sacramento (SMF) B
Effective 2026-02-20 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 11:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Charleston (CHS)
  • Baltimore (BWI) - Phoenix Sky Harbor (PHX)
  • Baltimore (BWI) - Sacramento (SMF)
  • Boise (BOI) - Phoenix Sky Harbor (PHX)
  • Cincinnati (CVG) - Orlando (MCO)
  • Denver (DEN) - Burbank (BUR)
  • Fort Lauderdale (FLL) - Baltimore (BWI)
  • Fort Lauderdale (FLL) - Phoenix Sky Harbor (PHX)
  • Fort Lauderdale (FLL) - Sacramento (SMF)
  • Las Vegas Harry Reid (LAS) - Baltimore (BWI)
  • Las Vegas Harry Reid (LAS) - Sacramento (SMF)
  • Phoenix Sky Harbor (PHX) - Ontario, Los Angeles (ONT)
  • Phoenix Sky Harbor (PHX) - Sacramento (SMF)
  • Tampa (TPA) - Ronald Reagan Washington (DCA)
All Southwest Airlines flights
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