American Airlines Cheap Flights from Washington to San Diego

View €128 flight on Wed, 17 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at €128 for one-way flights and €238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 15 Sep - Wed, 24 Sep
DCA
Washington
SAN
San Diego
€238 Return, found 5 days ago
€238
Return
found 5 days ago
Select American Airlines flight, departing Mon, 15 Sep from Washington to San Diego, returning Wed, 24 Sep, priced at €238 found 5 days ago
American Airlines
Wed, 17 Sep - Sun, 21 Sep
DCA
Washington
SAN
San Diego
€239 Return, found 10 hours ago
€239
Return
found 10 hours ago
Select American Airlines flight, departing Wed, 17 Sep from Washington to San Diego, returning Sun, 21 Sep, priced at €239 found 10 hours ago
American Airlines
Wed, 17 Sep - Sun, 21 Sep
DCA
Washington
SAN
San Diego
€261 Return, found 10 hours ago
€261
Return
found 10 hours ago
Select American Airlines flight, departing Wed, 17 Sep from Washington to San Diego, returning Sun, 21 Sep, priced at €261 found 10 hours ago
American Airlines
Mon, 22 Sep - Sun, 28 Sep
DCA
Washington
SAN
San Diego
€264 Return, found 6 days ago
€264
Return
found 6 days ago
Select American Airlines flight, departing Mon, 22 Sep from Washington to San Diego, returning Sun, 28 Sep, priced at €264 found 6 days ago
American Airlines
Wed, 17 Sep - Sun, 21 Sep
DCA
Washington
SAN
San Diego
€265 Return, found 10 hours ago
€265
Return
found 10 hours ago
Select American Airlines flight, departing Wed, 17 Sep from Washington to San Diego, returning Sun, 21 Sep, priced at €265 found 10 hours ago
American Airlines
Mon, 15 Sep - Wed, 24 Sep
DCA
Washington
SAN
San Diego
€267 Return, found 5 days ago
€267
Return
found 5 days ago
Select American Airlines flight, departing Mon, 15 Sep from Washington to San Diego, returning Wed, 24 Sep, priced at €267 found 5 days ago
Washington to San Diego route information
Origin airport
Ronald Reagan Washington National
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Popular airline
American Airlines
Distance
3633 km
Average flight time
5 hours 12 mins
*Available to Expedia members.