Washington to San Diego
IADSAN
Fly from Washington to San Diego starting at USD 116 with F9.
Best fare available on May 29, 2026.
Limited seats. Better plans. Book before it's gone.
Washington to San Diego cheapest flights this week
29 May
F9
09:12IAD
--:--SAN
1 Stop$116VIEW DEAL
Washington to San Diego monthly flight fare trend
Apr
No flights
May
from USD 116
Jun
No flights
Jul
No flights
Aug
No flights
Sep
No flights
Airport Details
Origin
Washington
Washington Dulles International Airport (IAD)
Dulles, IAD
Zone
New York
Elev
312 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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