Washington to San Diego
IADSAN
Fly from Washington to San Diego starting at SAR 648 with Frontier Airlines.
Best fare available on Aug 4, 2026.
Limited seats. Better plans. Book before it's gone.
Washington to San Diego cheapest flights this week
Washington to San Diego monthly flight fare trend
Jul
from SAR 1,806
Aug
from SAR 377
Sep
from SAR 514
Oct
from SAR 614
Nov
from SAR 844
Dec
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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