S$166 Cheap Flights from Washington to San Diego

View S$166 flight on Tue, 23 Sep, 2025Opens in a new window

Popular airlines from Washington to San Diego, CA (SAN-San Diego Intl.)

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Cheap Flights from Washington to San Diego (WAS-SAN)

Prices were available within the past 7 days and start at S$166 for one-way flights and S$355 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 24 Aug - Sun, 31 Aug
BWI
Baltimore
SAN
San Diego
S$355 Return, found 5 days ago
S$355
Return
found 5 days ago
Select Delta flight, departing Sun, 24 Aug from Baltimore to San Diego, returning Sun, 31 Aug, priced at S$355 found 5 days ago
Delta
Sun, 24 Aug - Sun, 31 Aug
IAD
Washington
SAN
San Diego
S$355 Return, found 5 days ago
S$355
Return
found 5 days ago
Select Delta flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$355 found 5 days ago
Delta
Sun, 24 Aug - Sun, 31 Aug
DCA
Washington
SAN
San Diego
S$355 Return, found 5 days ago
S$355
Return
found 5 days ago
Select Delta flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$355 found 5 days ago
American Airlines
Sun, 24 Aug - Sun, 31 Aug
DCA
Washington
SAN
San Diego
S$367 Return, found 5 days ago
S$367
Return
found 5 days ago
Select American Airlines flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$367 found 5 days ago
Delta
Sun, 24 Aug - Sun, 31 Aug
DCA
Washington
SAN
San Diego
S$382 Return, found 5 days ago
S$382
Return
found 5 days ago
Select Delta flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$382 found 5 days ago
American Airlines
Sun, 24 Aug - Sun, 31 Aug
DCA
Washington
SAN
San Diego
S$394 Return, found 5 days ago
S$394
Return
found 5 days ago
Select American Airlines flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$394 found 5 days ago
Delta
Sun, 24 Aug - Sun, 31 Aug
DCA
Washington
SAN
San Diego
S$419 Return, found 5 days ago
S$419
Return
found 5 days ago
Select Delta flight, departing Sun, 24 Aug from Washington to San Diego, returning Sun, 31 Aug, priced at S$419 found 5 days ago
Delta
Tue, 26 Aug - Tue, 2 Sep
IAD
Washington
SAN
San Diego
S$419 Return, found 3 days ago
S$419
Return
found 3 days ago
Select Delta flight, departing Tue, 26 Aug from Washington to San Diego, returning Tue, 2 Sep, priced at S$419 found 3 days ago
Delta
Tue, 26 Aug - Tue, 2 Sep
IAD
Washington
SAN
San Diego
S$420 Return, found 3 days ago
S$420
Return
found 3 days ago
Select Delta flight, departing Tue, 26 Aug from Washington to San Diego, returning Tue, 2 Sep, priced at S$420 found 3 days ago
United
Tue, 26 Aug - Tue, 2 Sep
IAD
Washington
SAN
San Diego
S$432 Return, found 3 days ago
S$432
Return
found 3 days ago
Select United flight, departing Tue, 26 Aug from Washington to San Diego, returning Tue, 2 Sep, priced at S$432 found 3 days ago

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

August is typically the cheapest month to fly

From S$141 - S$314 per traveller.

Graph displaying average flight prices per month

Baltimore to San Diego route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
San Diego Intl.
Return price
S$355
Distance
3664 km

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