£144 Cheap American Airlines flights from Washington to San Diego (DCA→SAN)

View £144 flight on Mon, 13 Jul 2026Opens in a new window

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American Airlines flights from Washington to San Diego (DCA→SAN)

Prices were available within the past 7 days and start at £144 for one-way flights and £350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 13 Jul - Sun, 19 Jul
DCA
Washington
SAN
San Diego
£350 Return, found 12 hours ago
£350
Return
found 12 hours ago
Select American Airlines flight, departing Mon, 13 Jul from Washington to San Diego, returning Sun, 19 Jul, priced at £350 found 12 hours ago

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city centre is 5 minutes. Flights from £246
SAN
San Diego Intl.
CheapestClosest
Average driving time to city centre5 min
Flights from £246

Find the cheapest month to fly from Washington (DCA) to San Diego (SAN)

January is typically the cheapest month to fly

From £102 - £227 per traveller.

Frequently asked questions

How much is an American Airlines flight from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
You can find affordable round-trip American Airlines flights from £350 from DCA to SAN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from £144 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DCA to SAN with American Airlines?
American Airlines flights to San Diego are generally cheaper in the low-season months of January and November. Whether you need a round-trip or one-way ticket, you could land a better deal then.
Does American Airlines fly nonstop from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
Simply enter your dates, hit search and check "Nonstop" on Expedia to browse any direct flights from DCA to SAN with American Airlines or other airlines.
What airports does American Airlines fly into in San Diego?
American Airlines flights from Ronald Reagan Washington National Airport (DCA) to San Diego arrive at San Diego Intl. Airport (SAN). This is the main entry point here.
Can I change or cancel my American Airlines flight from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
Changes are often free within 24 hours of making your booking, but your airline may add a charge after that. For further information about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to update your itinerary without being charged, check the "No cancel fee" or "Changes included" filter when organising your next getaway.

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Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Popular airline
Alaska Airlines
Distance
3633 km
Average flight time
4 hours 41 mins

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