Southwest Airlines flights from Santa Rosa (STS) to San Diego (SAN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:00 Santa Rosa (STS) 07:40 San Diego (SAN) 1
Southwest Airlines WN 3900 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-04 through 2026-09-30
Sun 07:05 Santa Rosa (STS) 08:50 San Diego (SAN) 1
Southwest Airlines WN 3900 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 16:40 Santa Rosa (STS) 18:20 San Diego (SAN) 1
Southwest Airlines WN 3901 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-06 through 2026-09-28
Sun 17:05 Santa Rosa (STS) 18:45 San Diego (SAN) 1
Southwest Airlines WN 3901 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-09 through 2026-09-27
Sun 16:55 Santa Rosa (STS) 18:35 San Diego (SAN) 1
Southwest Airlines WN 3994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 17:10 Santa Rosa (STS) 18:50 San Diego (SAN) 1
Southwest Airlines WN 3994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-06-04 through 2026-08-03
Mon-Fri 06:00 Santa Rosa (STS) 07:45 San Diego (SAN) 1
Southwest Airlines WN 4140 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-08 through 2026-06-03
Sat,Sun 06:05 Santa Rosa (STS) 07:50 San Diego (SAN) 1
Southwest Airlines WN 4140 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-11 through 2026-05-23
Sat,Sun 06:05 Santa Rosa (STS) 07:50 San Diego (SAN) 1
Southwest Airlines WN 4140 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-05-30 through 2026-05-31
Sun 06:10 Santa Rosa (STS) 07:55 San Diego (SAN) 1
Southwest Airlines WN 4140 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-05-24
Sun 16:15 Santa Rosa (STS) 17:55 San Diego (SAN) 1
Southwest Airlines WN 4525 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Operates only on 2026-05-24
Mon,Thu,Fri 16:40 Santa Rosa (STS) 18:20 San Diego (SAN) 1
Southwest Airlines WN 4525 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-04-09 through 2026-06-01
Sun 17:05 Santa Rosa (STS) 18:45 San Diego (SAN) 1
Southwest Airlines WN 4525 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 17:05 Santa Rosa (STS) 18:45 San Diego (SAN) 1
Southwest Airlines WN 4525 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Operates only on 2026-05-31
Mon-Sat 06:00 Santa Rosa (STS) 07:40 San Diego (SAN) 1
Southwest Airlines WN 4813 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-06-04 through 2026-08-03
Sun 06:10 Santa Rosa (STS) 07:55 San Diego (SAN) 1
Southwest Airlines WN 4813 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-06-07 through 2026-08-02




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Southwest Airlines flights from Santa Rosa (STS) to San Diego (SAN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3900
06:00
Santa Rosa (STS)

07:40
San Diego (SAN) 1
Effective 2026-08-04 through 2026-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3900
07:05
Santa Rosa (STS)

08:50
San Diego (SAN) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3901
16:40
Santa Rosa (STS)

18:20
San Diego (SAN) 1
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3901
17:05
Santa Rosa (STS)

18:45
San Diego (SAN) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3994
16:55
Santa Rosa (STS)

18:35
San Diego (SAN) 1
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 WN3994
17:10
Santa Rosa (STS)

18:50
San Diego (SAN) 1
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4140
06:00
Santa Rosa (STS)

07:45
San Diego (SAN) 1
Effective 2026-04-08 through 2026-06-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4140
06:05
Santa Rosa (STS)

07:50
San Diego (SAN) 1
Effective 2026-04-11 through 2026-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4140
06:05
Santa Rosa (STS)

07:50
San Diego (SAN) 1
Effective 2026-05-30 through 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4140
06:10
Santa Rosa (STS)

07:55
San Diego (SAN) 1
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4525
16:15
Santa Rosa (STS)

17:55
San Diego (SAN) 1
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4525
16:40
Santa Rosa (STS)

18:20
San Diego (SAN) 1
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4525
17:05
Santa Rosa (STS)

18:45
San Diego (SAN) 1
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4525
17:05
Santa Rosa (STS)

18:45
San Diego (SAN) 1
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4813
06:00
Santa Rosa (STS)

07:40
San Diego (SAN) 1
Effective 2026-06-04 through 2026-08-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4813
06:10
Santa Rosa (STS)

07:55
San Diego (SAN) 1
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
  • A domestic route departing from the Santa Rosa airport (STS) and arriving at San Diego airport (SAN).
  • The flight distance is 508 miles, or 818 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:40 and 1:45.
All STS-SAN flights
All Southwest Airlines flights
Return (SAN-STS) flights
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