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IAD
Washington
SFO
San Francisco
Washington → San Francisco
Frontier Airlines · Round Trip · Nonstop
Save $88 (29% off)
Compared to the typical price of $308
$166$308
per person · round trip
Flight Details
Cabin
Economy
Departs
May 6, 2026
Returns
May 13, 2026
Price History
Avg: $193
Low: $166
High: $220
Current price is the lowest recorded!
Mar 23Mar 26
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