
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $249 (Kiwi.com) |
One-way from | $131 (Frontier) |
Popular in | December |
Cheapest in | February |
Average price | $376 |
Good round-trip deal | $380 or less |
Good one-way deal | $216 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Thu 4/16
5:55 pm-11:05 pm
1 stop8h 10m
San Francisco
Wed 4/22
1:20 pm-11:40 pm
1 stop7h 20m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Tue 4/14
5:07 pm-10:25 pm
1 stop8h 18m
San Francisco
Wed 4/22
5:50 am-4:15 pm
1 stop7h 25m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Tue 7/28
5:25 pm-10:49 pm
1 stop8h 24m
San Francisco
Thu 8/6
10:30 pm-9:10 am
1 stop7h 40m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Fri 5/1
5:27 pm-11:55 pm
1 stop9h 28m
San Francisco
Mon 5/4
6:00 am-4:31 pm
1 stop7h 31m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Mon 3/9
7:59 pm-10:32 am
1 stop17h 33m
San Francisco
Thu 3/12
5:50 am-4:52 pm
1 stop8h 02m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Sat 4/18
10:10 pm-1:17 am
Nonstop6h 07m
San Francisco
Sun 4/26
11:20 pm-7:50 am
Nonstop5h 30m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Mon 4/6
7:45 pm-12:50 am
1 stop8h 05m
San Francisco
Thu 4/9
11:10 am-12:20 am
2 stops10h 10m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Wed 7/29
6:40 pm-11:45 pm
1 stop8h 05m
San Francisco
Wed 8/5
11:30 am-12:09 am
1 stop9h 39m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Sat 8/8
4:00 pm-10:49 pm
1 stop9h 49m
San Francisco
Sat 8/15
10:30 pm-9:10 am
1 stop7h 40m
Washington, D.C.San Francisco
IAD - SFO
IADSFO
Washington, D.C. Dulles Intl
Wed 3/25
12:14 pm-7:07 pm
1 stop9h 53m
San Francisco
Tue 4/7
10:40 pm-11:32 am
1 stop9h 52m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Francisco (average of $188). Flying from Washington, D.C. Dulles Intl Airport to San Francisco in June is currently the most expensive (average of $270). 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.
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to San Francisco at noon. Doing so could potentially save you 34% on the flight price compared to flying in the afternoon, which is usually more expensive.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to San Francisco flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
About 17% of weekly flights between Washington, D.C. and San Francisco have experienced delays in the past year, with the average delay time being 188 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
Entertainment
Crew
Boarding
Food
Comfort
Overall
Reviews
robert,Feb 2026
LAS - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$299 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$148 | Average$360 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$376 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$237 | Average$397 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$257 | Average$450 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$397 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$336 | Average$497 | FlexibilityNo cancel fee | On-time71% |