฿4,695 Cheap Flights from Washington (DCA) to San Diego (SAN)

View ฿4,695 flight on Tue, 29 Apr 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿4,695 for one-way flights and ฿12,740 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿12,740 Return, found 20 hours ago
฿12,740
Return
found 20 hours ago
Select Delta flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿12,740 found 20 hours ago
Delta
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿13,750 Return, found 20 hours ago
฿13,750
Return
found 20 hours ago
Select Delta flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿13,750 found 20 hours ago
United
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿13,940 Return, found 20 hours ago
฿13,940
Return
found 20 hours ago
Select United flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿13,940 found 20 hours ago
United
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿14,095 Return, found 20 hours ago
฿14,095
Return
found 20 hours ago
Select United flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿14,095 found 20 hours ago
Delta
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿14,100 Return, found 20 hours ago
฿14,100
Return
found 20 hours ago
Select Delta flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿14,100 found 20 hours ago
United
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿14,280 Return, found 20 hours ago
฿14,280
Return
found 20 hours ago
Select United flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿14,280 found 20 hours ago
United
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿14,435 Return, found 20 hours ago
฿14,435
Return
found 20 hours ago
Select United flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿14,435 found 20 hours ago
American Airlines
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿14,770 Return, found 20 hours ago
฿14,770
Return
found 20 hours ago
Select American Airlines flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿14,770 found 20 hours ago
United
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿15,110 Return, found 20 hours ago
฿15,110
Return
found 20 hours ago
Select United flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿15,110 found 20 hours ago
Delta
Fri, 14 Mar - Mon, 31 Mar
DCA
Washington
SAN
San Diego
฿15,140 Return, found 20 hours ago
฿15,140
Return
found 20 hours ago
Select Delta flight, departing Fri, 14 Mar from Washington to San Diego, returning Mon, 31 Mar, priced at ฿15,140 found 20 hours ago
Flight from Washington to San Diego route information
Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Return price
฿12,740
Distance
3633 km

Perfect flights from Washington to San Diego

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to San Diego. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Ronald Reagan Washington National to San Diego Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,695 and roundtrip prices from ฿12,740. 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.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Diego Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
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 ฿12,740. 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.
Washington Airports

Washington

Washington Dulles Intl. to San Diego
฿12,740.00

Baltimore

Baltimore Washington Intl. Thurgood Marshall to San Diego
฿18,920.00
*Available to Expedia members.