United's Economy Plus offers extra legroom and priority boarding, enhancing comfort and convenience.
United Polaris offers lie-flat seats and upscale amenities, perfect for premium transcontinental routes.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $260 (Expedia) |
One-way from | $139 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $542 |
Good round-trip deal | $347 or less |
Good one-way deal | $207 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
dom. 2/15
8:41 pm-8:03 am
1 stop8h 22m
Washington, D.C. Reagan-National
jue. 2/19
2:05 pm-12:25 am
1 stop13h 20m
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
vie. 1/9
12:43 am-11:29 am
1 stop7h 46m
Washington, D.C. Reagan-National
lun. 1/12
5:59 pm-9:17 pm
Nonstop6h 18m
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
sáb. 1/17
9:40 am-5:56 pm
Nonstop5h 16m
Washington, D.C. Reagan-National
sáb. 1/24
8:59 am-2:22 pm
1 stop8h 23m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
mié. 1/21
12:46 pm-11:57 pm
1 stop8h 11m
Washington, D.C. Dulles Intl
dom. 1/25
7:30 am-2:40 pm
1 stop10h 10m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
sáb. 3/7
10:20 am-11:10 pm
1 stop9h 50m
Washington, D.C. Dulles Intl
lun. 3/9
7:00 am-2:04 pm
1 stop10h 04m
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
mié. 1/7
5:45 am-5:04 pm
1 stop8h 19m
Washington, D.C. Reagan-National
sáb. 1/10
6:05 am-1:38 pm
2 stops10h 33m
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
vie. 1/9
12:40 am-11:00 am
1 stop7h 20m
Washington, D.C. Reagan-National
sáb. 1/24
9:54 am-5:49 pm
2 stops10h 55m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
vie. 2/20
10:20 am-11:46 pm
2 stops10h 26m
Washington, D.C. Dulles Intl
mar. 3/3
5:11 pm-10:57 pm
1 stop8h 46m
San FranciscoWashington, D.C.
SFO - IAD
SFOIAD
San Francisco
vie. 1/16
12:10 pm-10:40 pm
1 stop7h 30m
Washington, D.C. Dulles Intl
mar. 1/20
9:05 am-5:05 pm
1 stop11h 00m
San FranciscoWashington, D.C.
SFO - DCA
SFODCA
San Francisco
vie. 2/6
9:40 am-5:56 pm
Nonstop5h 16m
Washington, D.C. Reagan-National
dom. 2/8
6:56 pm-10:13 pm
Nonstop6h 17m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars |
The price you pay for your flight from San Francisco to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, May is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of $118). Flying from San Francisco to Washington, D.C. in November is currently the most expensive (average of $236). 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.
One of the essential ways to save on airfare from San Francisco to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 20% on airfare.
Travelers seeking maximum savings on their San Francisco to Washington, D.C. flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Denver (DEN) – chosen by Cheapflights users on 90% of 1-stop itineraries from San Francisco to Washington, D.C. on Cheapflights.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $260.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 22m.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 46m.
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Overall
Food
Boarding
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$281 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$140 | Average$395 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$172 | Average$394 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$188 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$213 | Average$293 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$237 | Average$418 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$241 | Average$416 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$260 | Average$433 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$269 | Average$495 | FlexibilityNo cancel fee | On-time69% |