€110 Cheap Flights Washington to San Diego (DCA-SAN)

View €110 flight on Tue, 13 Jan 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at €110 for one-way flights and €218 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€218 Return, found 4 days ago
€218
Return
found 4 days ago
Select American Airlines flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €218 found 4 days ago
Delta
Tue, 13 Jan - Sat, 17 Jan
DCA
Washington
SAN
San Diego
€219 Return, found 1 day ago
€219
Return
found 1 day ago
Select Delta flight, departing Tue, 13 Jan from Washington to San Diego, returning Sat, 17 Jan, priced at €219 found 1 day ago
JetBlue Airways
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€223 Return, found 4 days ago
€223
Return
found 4 days ago
Select JetBlue Airways flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €223 found 4 days ago
JetBlue Airways
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€226 Return, found 4 days ago
€226
Return
found 4 days ago
Select JetBlue Airways flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €226 found 4 days ago
Delta
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€228 Return, found 4 days ago
€228
Return
found 4 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €228 found 4 days ago
Delta
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€231 Return, found 4 days ago
€231
Return
found 4 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €231 found 4 days ago
American Airlines
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€236 Return, found 4 days ago
€236
Return
found 4 days ago
Select American Airlines flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €236 found 4 days ago
Delta
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€237 Return, found 4 days ago
€237
Return
found 4 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €237 found 4 days ago
JetBlue Airways
Tue, 13 Jan - Sat, 17 Jan
DCA
Washington
SAN
San Diego
€240 Return, found 1 day ago
€240
Return
found 1 day ago
Select JetBlue Airways flight, departing Tue, 13 Jan from Washington to San Diego, returning Sat, 17 Jan, priced at €240 found 1 day ago
United
Thu, 8 Jan - Sat, 10 Jan
DCA
Washington
SAN
San Diego
€304 Return, found 4 days ago
€304
Return
found 4 days ago
Select United flight, departing Thu, 8 Jan from Washington to San Diego, returning Sat, 10 Jan, priced at €304 found 4 days ago

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

January is typically the cheapest month to fly

From €115 - €265 per traveller.
Washington to San Diego route information
Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Return price
€218
Distance
3633 km
Average flight time
4 hours 15 mins

Perfect flights from Washington to San Diego

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Our flexible Ronald Reagan Washington National to San Diego Intl. ticket options cater to your travel preferences, with incredible one-way fares from €110 and roundtrip prices from €218. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
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Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in San Diego.

Frequently asked questions

How much is a flight from National Airport to San Diego Intl. Airport (SAN)?
Start packing your suitcase, because round-trip journeys between Ronald Reagan Washington National Airport (DCA) and San Diego Intl. Airport (SAN) start from €218. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DCA to San Diego Intl. Airport (SAN)?
Most flights can be cancelled online, but each air carrier has its own 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 Intl. Airport (SAN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DCA to San Diego Airport?
The flight distance from Arlington to San Diego is 3,700 kilometres. Pack yourself a drink, some snacks and a good book to read. Keep yourself entertained and the time will fly by.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to San Diego Airport?
You won't find any airlines flying directly between DCA and San Diego Intl. Airport (SAN), so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are National Airport to San Diego Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to find a fantastic last-minute deal from DCA to San Diego Intl. Airport (SAN), but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be certain you're always getting the latest offers.

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