Washington to San Francisco
IADSFO
Fly from Washington to San Francisco starting at USD 148 with United Airlines.
Best fare available on Oct 6, 2026.
Limited seats. Better plans. Book before it's gone.
Washington to San Francisco cheapest flights this week
Washington to San Francisco monthly flight fare trend
Sep
from USD 156
Oct
from USD 126
Nov
from USD 167
Dec
from USD 147
Jan
No flights
Feb
from USD 225
Airport Details
Origin
Washington
Washington Dulles International Airport (IAD)
Dulles, IAD
Zone
New York
Elev
312 ft
Destination
San Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
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