CA $197 Cheap Flights from Washington (DCA) to San Diego (SAN)

Popular airlines from Ronald Reagan National Airport (DCA) to San Diego Intl. Airport (SAN)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save up to 30% on select hotels after you book a flight*
  • Earn twice

    Earn your airline miles on top of our rewards

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

Prices were available within the past 7 days and start at CA $197 for one-way flights and CA $338 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Alaska Airlines
Delta
American Airlines
Delta
American Airlines
American Airlines
Delta
American Airlines
JetBlue Airways

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.

Alternative airports near San Diego

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

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

January is typically the cheapest month to fly

From CA $189 - CA $421 per traveller.

Frequently asked questions

How much is a flight from National Airport to San Diego Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between National Airport and SAN start from CA $338. Book ASAP to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from National Airport to San Diego Intl. Airport (SAN)?
Most flights can be cancelled online, but every airline has different terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from National Airport to San Diego Airport that have flexible change policies?
Flights from DCA to San Diego Intl. Airport (SAN) offering flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, with no added fees to worry about.
How many hours is the flight from Ronald Reagan Washington National Airport (DCA) to San Diego Airport?
It takes around 7 hours and 21 minutes to journey from National Airport to San Diego Airport. But with your favourite playlist and a good novel, the hours will go by quicker.
How far is the flight from National Airport to San Diego Intl. Airport (SAN)?
Around 3,700 kilometres separates Arlington and San Diego, so pack some entertainment to keep you occupied for a few hours. That latest bestseller you haven't had time to finish will be just the ticket.
Which airlines fly direct from National Airport to San Diego Airport?
Unfortunately, there are no airlines that fly direct between National Airport and San Diego Intl. Airport (SAN). You'll need to book a flight with at least one stop.
Are Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN) flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally nab a bargain, with some of the cheapest airfares from DCA to SAN emerging a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $338
Distance
3633 km
Average flight time
4 hours 8 mins

Book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.