Flights from San Francisco to Washington DC

Our cheapest offers for flights from San Francisco to Washington DC

Here you can compare cheap flights from San Francisco (SFO) to Washington DC (IAD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Washington DC. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
San Francisco
Washington DC
Outbound
10/18/25
1 Stopover (SEA)
AS1169, AS0348
13h 00min
Return
11/17/25
1 Stopover (SEA)
AS0351, AS0680
11h 52min
Alaska Airlines ?
$370
Best option
San Francisco
Washington DC
Outbound
10/18/25
direct
UA2241
05h 14min
Return
11/17/25
direct
UA2862
06h 11min
United Airlines ?
$391
San Francisco
Washington DC
Outbound
10/18/25
1 Stopover (CLT)
AA1960, AA5317
08h 48min
Return
11/17/25
1 Stopover (SEA)
AS0375, AS0680
08h 52min
American Airlines ?
$388
San Francisco
Washington DC
Outbound
10/18/25
direct
UA2241
05h 14min
Return
11/17/25
direct
UA0796
05h 48min
United Airlines
$405
San Francisco
Washington DC
Outbound
10/18/25
1 Stopover (CLT)
AA1960, AA5317
08h 48min
Return
11/17/25
1 Stopover (DFW)
AA2414, AA1005
08h 23min
American Airlines ?
$461
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Francisco to Washington DC

Favorite airline: Alaska Airlines
Alaska Airlines is the most popular airline for flights from San Francisco to Washington DC.
Alaska Airlines
50 %
Delta
18 %
United Airlines
15 %
Cheapest weekday: Tuesday
Flight prices fluctuate throughout the week. Flights are 11 % cheaper on Tuesday.
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $61.00 more expensive on this route.
non stop flight
1 stop
2 stops
05h 00min
08h 09min
28h 32min
$379
$318
$479
The favorite connection is non-stop
58 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
05h 00min, from $379
58 %
1 stopover Los Angeles International Airport, CA
17h 50min, from $328
21 %
1 stopover Minneapolis - St. Paul International Airport, MN
08h 09min, from $318
12 %

Important flight information

Flight information: San Francisco - Washington DC

Roundtrip from $369.64
Flight duration min. 04:42 / max. 06:17
Return flight duration min. 05:47/ max. 07:28
Distance 3887 km
Flights per week 70
Departure airport Airport San Francisco International Airport, CA (SFO)
Arrival airport Airport Washington DC - Dulles International Airport, DC (IAD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price
Flight destinations with a similar price