
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $338 (Kiwi.com) |
One-way from | $153 (Trip.com) |
Popular in | May |
Cheapest in | February |
Average price | $547 |
Good round-trip deal | $525 or less |
Good one-way deal | $261 or less |
Fly from
Fly to
Route
Depart
Return
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Tue 7/21
9:30 pm-5:53 am
Nonstop5h 23m
Washington, D.C. Dulles Intl
Wed 7/29
8:00 pm-10:51 pm
Nonstop5h 51m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Thu 9/3
2:00 pm-10:19 pm
Nonstop5h 19m
Washington, D.C. Dulles Intl
Sun 9/6
10:10 pm-12:59 am
Nonstop5h 49m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Thu 7/2
4:34 pm-12:55 am
Nonstop5h 21m
Washington, D.C. Dulles Intl
Wed 7/8
6:30 am-9:12 am
Nonstop5h 42m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Fri 6/19
4:34 pm-12:55 am
Nonstop5h 21m
Washington, D.C. Dulles Intl
Tue 6/23
10:21 pm-1:15 am
Nonstop5h 54m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Sun 5/31
10:35 pm-6:58 am
Nonstop5h 23m
Washington, D.C. Dulles Intl
Sat 6/6
9:45 am-12:32 pm
Nonstop5h 47m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Tue 8/11
10:35 pm-7:00 am
Nonstop5h 25m
Washington, D.C. Dulles Intl
Tue 8/18
12:40 pm-3:28 pm
Nonstop5h 48m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Mon 6/8
9:30 pm-5:53 am
Nonstop5h 23m
Washington, D.C. Dulles Intl
Tue 6/16
10:21 pm-1:15 am
Nonstop5h 54m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Sat 6/27
9:30 pm-5:53 am
Nonstop5h 23m
Washington, D.C. Dulles Intl
Tue 6/30
8:00 pm-10:51 pm
Nonstop5h 51m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Thu 6/11
1:58 pm-10:16 pm
Nonstop5h 18m
Washington, D.C. Dulles Intl
Fri 6/26
10:21 pm-1:15 am
Nonstop5h 54m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
Thu 6/4
4:34 pm-12:55 am
Nonstop5h 21m
Washington, D.C. Dulles Intl
Wed 6/10
6:30 am-9:12 am
Nonstop5h 42m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, February is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. Dulles Intl Airport (average of $387). Flying from San Francisco to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $547). 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.
When flying from San Francisco to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight in the morning.
Travelers seeking maximum savings on their San Francisco to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
Crew
Overall
Food
Entertainment
Boarding
Comfort
Reviews
Franzi,Mar 2026
SFO - PDX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$129 | Average$291 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$172 | Average$379 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$385 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$396 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$259 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$267 | Average$457 | FlexibilityNo cancel fee | On-time85% |