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

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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 Washington (DCA) to San Diego (SAN)

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

28 Apr - 10 May $ 216.00
DCA
Washington
Frontier Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
DCA
Washington
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14 Apr - 02 May $ 607.00
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
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14 Apr - 05 May $ 607.00
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
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Last minute flights from Washington to San Diego

28 Apr - 30 Apr $ 238.00
DCA
Washington
Frontier Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
DCA
Washington
Pick dates
14 Apr - 30 Apr $ 627.00
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
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15 Apr - 30 Apr $ 697.00
DCA
Washington
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
DCA
Washington
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One-way flights to San Diego from Washington

1:59 PM - 6:30 PM
Frontier Airlines
1 Stops
9h 5m
DCA - SAN
$ 103
Kiwi
Pick dates
8:59 AM - 8:59 AM
Alaska Airlines
0 Stops
5h 40m
DCA - SAN
$ 409
Kiwi
Pick dates
8:59 AM - 8:59 AM
Alaska Airlines
0 Stops
5h 40m
DCA - SAN
$ 479
Kiwi
Pick dates

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

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