Southwest Airlines flights from Ronald Reagan Washington (DCA) to San Diego (SAN).

FLIGHT SCHEDULE
Non-Direct Flights:
Mon,Thu,Fri 17:20 Ronald Reagan Washington (DCA) 1 21:20 San Diego (SAN) 1 Southwest Airlines WN 207 1-stop Boeing 737 MAX 8 (7M8) 7:00 Effective 2026-08-06 through 2026-09-28
Sat 06:10 Ronald Reagan Washington (DCA) 1 10:35 San Diego (SAN) 1 Southwest Airlines WN 210 1-stop Boeing 737 MAX 8 (7M8) 7:25 Valid until 2026-01-03
Thu 16:30 Ronald Reagan Washington (DCA) 1 21:05 San Diego (SAN) 1 Southwest Airlines WN 437 1-stop Boeing 737-800 (73H) 7:35 Valid until 2026-01-01
Tue,Wed 17:20 Ronald Reagan Washington (DCA) 1 21:40 San Diego (SAN) 1 Southwest Airlines WN 444 1-stop Boeing 737 MAX 8 (7M8) 7:20 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 17:35 Ronald Reagan Washington (DCA) 1 22:15 San Diego (SAN) 1 Southwest Airlines WN 444 1-stop Boeing 737 MAX 8 (7M8) 7:40 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 17:45 Ronald Reagan Washington (DCA) 1 22:40 San Diego (SAN) 1 Southwest Airlines WN 621 1-stop Boeing 737 MAX 8 (7M8) 7:55 Effective 2026-03-05 through 2026-04-06
Mon,Tue,Fri,Sun 17:30 Ronald Reagan Washington (DCA) 1 22:25 San Diego (SAN) 1 Southwest Airlines WN 794 1-stop Boeing 737 MAX 8 (7M8) 7:55 Valid until 2026-01-04
Sun 11:45 Ronald Reagan Washington (DCA) 1 15:15 San Diego (SAN) 1 Southwest Airlines WN 1206 1-stop Boeing 737-700 (Scimitar Winglets) 6:30 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 09:05 Ronald Reagan Washington (DCA) 1 12:45 San Diego (SAN) 1 Southwest Airlines WN 1394 1-stop Boeing 737 MAX 8 (7M8) 6:40 Effective 2026-06-04 through 2026-08-03
Mon 17:30 Ronald Reagan Washington (DCA) 1 22:25 San Diego (SAN) 1 Southwest Airlines WN 1823 1-stop Boeing 737 MAX 8 (7M8) 7:55 Operates only on 2026-01-05
Mon,Thu,Fri 17:25 Ronald Reagan Washington (DCA) 1 21:20 San Diego (SAN) 1 Southwest Airlines WN 2593 1-stop Boeing 737 MAX 8 (7M8) 6:55 Effective 2026-06-04 through 2026-08-03
Tue,Wed 17:40 Ronald Reagan Washington (DCA) 1 21:45 San Diego (SAN) 1 Southwest Airlines WN 2593 1-stop Boeing 737 MAX 8 (7M8) 7:05 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 09:10 Ronald Reagan Washington (DCA) 1 13:20 San Diego (SAN) 1 Southwest Airlines WN 3287 1-stop Boeing 737-700 (Scimitar Winglets) 7:10 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 09:10 Ronald Reagan Washington (DCA) 1 13:20 San Diego (SAN) 1 Southwest Airlines WN 3287 1-stop Boeing 737-700 (Scimitar Winglets) 7:10 Effective 2026-02-20 through 2026-03-01
Tue,Wed 16:50 Ronald Reagan Washington (DCA) 1 21:45 San Diego (SAN) 1 Southwest Airlines WN 3632 1-stop Boeing 737 MAX 8 (7M8) 7:55 Effective 2026-03-10 through 2026-04-01
Tue,Wed 16:35 Ronald Reagan Washington (DCA) 1 20:45 San Diego (SAN) 1 Southwest Airlines WN 4057 1-stop Boeing 737 MAX 8 (7M8) 7:10 Effective 2026-08-04 through 2026-09-30
Thu,Fri,Sun 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-01-11 through 2026-01-16
Mon,Sun 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-02-01 through 2026-02-06
Mon,Sun 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-02-17 through 2026-02-23
Mon 17:20 Ronald Reagan Washington (DCA) 1 22:30 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 8:10 Operates only on 2026-03-02
Mon,Thu,Fri 17:30 Ronald Reagan Washington (DCA) 1 22:20 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 7:50 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 17:30 Ronald Reagan Washington (DCA) 1 22:20 San Diego (SAN) 1 Southwest Airlines WN 4229 1-stop Boeing 737 MAX 8 (7M8) 7:50 Effective 2026-02-20 through 2026-03-01
Wed-Fri 16:45 Ronald Reagan Washington (DCA) 1 21:30 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-01-07 through 2026-01-09
Mon-Fri 16:45 Ronald Reagan Washington (DCA) 1 21:30 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-01-20 through 2026-02-04
Tue,Wed,Sun 16:45 Ronald Reagan Washington (DCA) 1 21:30 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-02-08 through 2026-02-11
Tue,Wed 16:45 Ronald Reagan Washington (DCA) 1 21:30 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-02-18 through 2026-03-04
Mon,Tue 16:50 Ronald Reagan Washington (DCA) 1 21:35 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-01-06 through 2026-01-13
Wed,Sun 16:50 Ronald Reagan Washington (DCA) 1 21:35 San Diego (SAN) 1 Southwest Airlines WN 4566 1-stop Boeing 737 MAX 8 (7M8) 7:45 Effective 2026-01-14 through 2026-01-18
Tue,Wed 16:55 Ronald Reagan Washington (DCA) 1 21:40 San Diego (SAN) 1 Southwest Airlines WN 1188 2-stop Boeing 737-700 (Scimitar Winglets) 7:45 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 06:00 Ronald Reagan Washington (DCA) 1 13:00 San Diego (SAN) 1 Southwest Airlines WN 1369 2-stop Boeing 737 MAX 8 (7M8) 10:00 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 06:00 Ronald Reagan Washington (DCA) 1 13:00 San Diego (SAN) 1 Southwest Airlines WN 1369 2-stop Boeing 737 MAX 8 (7M8) 10:00 Effective 2026-02-20 through 2026-03-01
Mon,Thu,Fri 11:35 Ronald Reagan Washington (DCA) 1 17:55 San Diego (SAN) 1 Southwest Airlines WN 3438 2-stop Boeing 737-700 (Scimitar Winglets) 9:20 Effective 2026-04-09 through 2026-06-01

A domestic route departing from the Ronald Reagan Washington airport (DCA) and arriving at San Diego airport (SAN).
The flight distance is 2269 miles, or 3652 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.

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FLIGHT SCHEDULE

Non-Direct Flights:

Southwest Airlines WN207

17:20

Ronald Reagan Washington (DCA) 1

21:20

San Diego (SAN) 1

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 7:00, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN210

06:10

Ronald Reagan Washington (DCA) 1

10:35

San Diego (SAN) 1

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:25, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN437

16:30

Ronald Reagan Washington (DCA) 1

21:05

San Diego (SAN) 1

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 7:35, 1-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN444

17:20

Ronald Reagan Washington (DCA) 1

21:40

San Diego (SAN) 1

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:20, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN444

17:35

Ronald Reagan Washington (DCA) 1

22:15

San Diego (SAN) 1

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 7:40, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN621

17:45

Ronald Reagan Washington (DCA) 1

22:40

San Diego (SAN) 1

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 7:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN794

17:30

Ronald Reagan Washington (DCA) 1

22:25

San Diego (SAN) 1

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 7:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1206

11:45

Ronald Reagan Washington (DCA) 1

15:15

San Diego (SAN) 1

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:30, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1394

09:05

Ronald Reagan Washington (DCA) 1

12:45

San Diego (SAN) 1

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:40, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1823

17:30

Ronald Reagan Washington (DCA) 1

22:25

San Diego (SAN) 1

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN2593

17:25

Ronald Reagan Washington (DCA) 1

21:20

San Diego (SAN) 1

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN2593

17:40

Ronald Reagan Washington (DCA) 1

21:45

San Diego (SAN) 1

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:05, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3287

09:10

Ronald Reagan Washington (DCA) 1

13:20

San Diego (SAN) 1

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 7:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3287

09:10

Ronald Reagan Washington (DCA) 1

13:20

San Diego (SAN) 1

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 7:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3632

16:50

Ronald Reagan Washington (DCA) 1

21:45

San Diego (SAN) 1

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:55, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4057

16:35

Ronald Reagan Washington (DCA) 1

20:45

San Diego (SAN) 1

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:20

Ronald Reagan Washington (DCA) 1

22:30

San Diego (SAN) 1

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:30

Ronald Reagan Washington (DCA) 1

22:20

San Diego (SAN) 1

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 7:50, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4229

17:30

Ronald Reagan Washington (DCA) 1

22:20

San Diego (SAN) 1

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 7:50, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:45

Ronald Reagan Washington (DCA) 1

21:30

San Diego (SAN) 1

Effective 2026-01-07 through 2026-01-09

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:45

Ronald Reagan Washington (DCA) 1

21:30

San Diego (SAN) 1

Effective 2026-01-20 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:45

Ronald Reagan Washington (DCA) 1

21:30

San Diego (SAN) 1

Effective 2026-02-08 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:45

Ronald Reagan Washington (DCA) 1

21:30

San Diego (SAN) 1

Effective 2026-02-18 through 2026-03-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:50

Ronald Reagan Washington (DCA) 1

21:35

San Diego (SAN) 1

Effective 2026-01-06 through 2026-01-13

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4566

16:50

Ronald Reagan Washington (DCA) 1

21:35

San Diego (SAN) 1

Effective 2026-01-14 through 2026-01-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 7:45, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1188

16:55

Ronald Reagan Washington (DCA) 1

21:40

San Diego (SAN) 1

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:45, 2-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1369

06:00

Ronald Reagan Washington (DCA) 1

13:00

San Diego (SAN) 1

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 10:00, 2-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1369

06:00

Ronald Reagan Washington (DCA) 1

13:00

San Diego (SAN) 1

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 10:00, 2-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3438

11:35

Ronald Reagan Washington (DCA) 1

17:55

San Diego (SAN) 1

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 9:20, 2-stop
Boeing 737-700 (Scimitar Winglets)

A domestic route departing from the Ronald Reagan Washington airport (DCA) and arriving at San Diego airport (SAN).
The flight distance is 2269 miles, or 3652 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.

All DCA-SAN flights

All Southwest Airlines flights

Return (SAN-DCA) flights

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