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Cheap flights from San Diego (SAN) to Washington (DCA)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Diego (SAN) to Washington (DCA)

How to find the cheapest flight from San Diego (SAN) to Washington (DCA)
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How to find the cheapest flight from San Diego (SAN) to Washington (DCA)
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How to find the cheapest flight from San Diego (SAN) to Washington (DCA)
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Cheap flights from San Diego to Washington in July , August 2026

30 Jul - 25 Aug $ 429.00
SAN
San Diego
Frontier Airlines
DIRECT
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
31 Jul - 11 Aug $ 478.00
SAN
San Diego
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
31 Jul - 03 Aug $ 579.00
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

Last minute flights from San Diego to Washington

30 Jul - 31 Jul $ 563.00
SAN
San Diego
Frontier Airlines
1 STOPS
DCA
Washington
DCA
Washington
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
27 Jul - 31 Jul $ 618.00
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates
30 Jul - 31 Jul $ 639.00
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

One-way flights to Washington from San Diego

12:42 PM - 12:42 PM
Alaska Airlines
0 Stops
5h 18m
SAN - DCA
$ 279
Kiwi
Pick dates
6:25 AM - 11:25 AM
Frontier Airlines
1 Stops
7h 34m
SAN - DCA
$ 282
Kiwi
Pick dates
12:42 PM - 12:42 PM
Hawaiian Airlines
0 Stops
5h 18m
SAN - DCA
$ 298
Kiwi
Pick dates

How to find the cheapest flight from San Diego (SAN) to Washington (DCA)

Related info for your journey
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How to find the cheapest flight from San Diego (SAN) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Diego (SAN) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.