Washington to San Diego
IADSAN
Fly from Washington to San Diego starting at USD 166 with Alaska Airlines.
Best fare available on Oct 31, 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
Sep
from USD 279
Oct
from USD 166
Nov
from USD 228
Dec
from USD 228
Jan
No flights
Feb
from USD 172
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
Flights from Washington
Flights from Washington to AtlantaFlights from Washington to AustinFlights from Washington to BostonFlights from Washington to CharlotteFlights from Washington to DenverFlights from Washington to DallasFlights from Washington to DetroitFlights from Washington to NewarkFlights from Washington to Fort LauderdaleFlights from Washington to Honolulu
