Washington to San Francisco
IADSFO
Fly from Washington to San Francisco starting at SAR 548 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 SAR 577
Oct
from SAR 466
Nov
from SAR 618
Dec
from SAR 544
Jan
No flights
Feb
from SAR 833
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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