฿5,200 Cheap Delta flights from Washington to San Diego (DCA→SAN)

View ฿5,200 flight on Fri, 15 May 2026Opens in a new window

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Delta flights from Washington to San Diego (DCA→SAN)

Prices were available within the past 7 days and start at ฿5,200 for one-way flights and ฿17,620 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿17,620 Return, found 1 day ago
฿17,620
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿17,620 found 1 day ago
Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿18,605 Return, found 1 day ago
฿18,605
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿18,605 found 1 day ago
Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿19,290 Return, found 1 day ago
฿19,290
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿19,290 found 1 day ago
Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿19,590 Return, found 1 day ago
฿19,590
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿19,590 found 1 day ago
Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿19,760 Return, found 1 day ago
฿19,760
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿19,760 found 1 day ago
Delta
Fri, 24 Apr - Mon, 4 May
DCA
Washington
SAN
San Diego
฿19,945 Return, found 1 day ago
฿19,945
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Washington to San Diego, returning Mon, 4 May, priced at ฿19,945 found 1 day ago

Frequently asked questions

How much is a Delta Air Lines flight from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
Landing cheap one-way Delta Air Lines flights from DCA to SAN from ฿5,200 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable return fares from ฿17,620 for your next exciting adventure.**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 Delta Air Lines?
Delta Air Lines flights to San Diego are often cheaper in the low-season months of January and November. Whether you're after a return or one-way ticket, you could land a better deal then.
Does Delta Air Lines fly nonstop from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
Fill in your dates, press search and check "Nonstop" on Expedia to browse any direct flights from DCA to SAN with Delta Air Lines or another airline.
What airports does Delta Air Lines fly into in San Diego?
San Diego Intl. Airport (SAN) is the primary San Diego gateway for Delta Air Lines flights from Ronald Reagan Washington National Airport (DCA).
Can I change or cancel my Delta Air Lines flight from Ronald Reagan Washington National Airport (DCA) to San Diego Intl. Airport (SAN)?
Depending on the ticket type you purchased, a fee may apply if you cancel or reschedule your booking more than 24 hours after it's confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For more details on cancelling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
Delta
Distance
3633 km
Average flight time
4 hours 33 mins

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