United's Economy Plus offers extra legroom, ideal for comfort on longer flights.
United's Polaris Lounges offer exclusive amenities like showers and dining for premium passengers.
Round-trip from | $281 (Kiwi.com) |
---|---|
One-way from | $152 (Alaska Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $396 |
Good round-trip deal | $387 or less |
Good one-way deal | $203 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Thu 12/4
5:59 pm-12:01 am
1 stop9h 02m
San Francisco
Mon 12/8
12:45 am-11:18 am
1 stop7h 33m
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Wed 10/29
6:58 pm-10:11 pm
Nonstop6h 13m
San Francisco
Mon 11/3
10:35 am-9:05 pm
1 stop7h 30m
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Wed 10/29
9:59 am-4:29 pm
1 stop9h 30m
San Francisco
Sun 11/2
9:45 am-5:58 pm
Nonstop5h 13m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Fri 11/14
6:59 pm-12:12 am
1 stop8h 13m
San Francisco
Tue 11/18
12:45 am-11:07 am
1 stop7h 22m
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Fri 12/5
6:59 pm-10:18 pm
Nonstop6h 19m
San Francisco
Mon 12/8
10:20 am-9:02 pm
1 stop7h 42m
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Thu 11/6
6:00 am-10:33 am
1 stop7h 33m
San Francisco
Tue 11/11
12:45 am-11:12 am
1 stop7h 27m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Fri 12/5
5:37 pm-11:48 pm
1 stop9h 11m
San Francisco
Sun 12/7
9:57 pm-5:30 pm
1 stop16h 33m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Thu 11/20
7:43 am-1:50 pm
1 stop9h 07m
San Francisco
Tue 12/2
7:00 am-5:30 pm
1 stop7h 30m
Washington, D.C.San Francisco
DCA - SFO
DCASFO
Washington, D.C. Reagan-National
Tue 10/14
8:59 am-2:01 pm
1 stop8h 02m
San Francisco
Sat 10/18
8:41 am-8:29 pm
1 stop8h 48m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Fri 10/3
5:00 pm-9:48 pm
1 stop7h 48m
San Francisco
Mon 10/6
10:57 pm-9:00 am
1 stop7h 03m
To ensure you get the cheapest price possible for a flight from Washington, D.C. to San Francisco, you should look to book at least 74 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to San Francisco (average of $276). Flying from Washington, D.C. to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to San Francisco in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.
Travelers seeking maximum savings on their Washington, D.C. to San Francisco flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to SFO are scheduled on a Thursday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).
Denver (DEN) – chosen by Cheapflights users on 95% of 1-stop itineraries from Washington, D.C. to San Francisco on Cheapflights.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $284.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 10h 14m.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 3h 40m.
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Comfort
Entertainment
Overall
Food
Crew
Boarding
Reviews
Hannah,Aug 2025
SFO - SAN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$120 | Average$280 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$134 | Average$228 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$158 | Average$397 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$162 | Average$345 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$256 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$262 | Average$428 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$272 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$289 | Average$494 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$296 | Average$443 | FlexibilityNo cancel fee | On-time63% |