Southwest Airlines flight WN 3989: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 08:10 Baltimore (BWI) 10:35 Grand Cayman (GCM)
WN 3989 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-06-06 through 2026-08-01
Sat 09:35 Baltimore (BWI) 12:15 Grand Cayman (GCM)
WN 3989 Non-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-04-11 through 2026-05-30
Sat 11:30 Baltimore (BWI) 15:10 Grand Cayman (GCM)
WN 3989 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Valid until 2026-01-03
Sat 11:35 Baltimore (BWI) 15:00 Grand Cayman (GCM)
WN 3989 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Operates only on 2026-03-07
Sat 11:35 Baltimore (BWI) 14:00 Grand Cayman (GCM)
WN 3989 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-03-14 through 2026-04-04
Mon 16:50 Las Vegas Harry Reid (LAS) 1 19:40 Seattle-Tacoma (SEA)
WN 3989 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Operates only on 2026-01-05
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3989: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3989
08:10
Baltimore (BWI)

10:35
Grand Cayman (GCM)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3989
09:35
Baltimore (BWI)

12:15
Grand Cayman (GCM)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3989
11:30
Baltimore (BWI)

15:10
Grand Cayman (GCM)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3989
11:35
Baltimore (BWI)

15:00
Grand Cayman (GCM)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3989
11:35
Baltimore (BWI)

14:00
Grand Cayman (GCM)
Effective 2026-03-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3989
16:50
Las Vegas Harry Reid (LAS) 1

19:40
Seattle-Tacoma (SEA)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Grand Cayman (GCM)
  • Las Vegas Harry Reid (LAS) - Seattle-Tacoma (SEA)
All Southwest Airlines flights
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