$284 Cheap United flights San Francisco (SFO) to Washington (IAD)

View $284 flight on Sat, May 9, 2026Opens in a new window

$284 Cheap United flights San Francisco (SFO) to Washington (IAD)

Prices were available within the past 7 days and start at $284 for one-way flights and $417 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, May 9 - Thu, May 28
SFO
San Francisco
IAD
Washington
$417 Roundtrip, found 2 days ago
$417
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 9 from San Francisco to Washington, returning Thu, May 28, priced at $417 found 2 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $296
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $296

Find the cheapest month to fly from San Francisco (SFO) to Washington (IAD)

January is typically the cheapest month to fly

From $138 - $375 per traveler.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
3862 km
Average flight time
8 hours 59 mins

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