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San Francisco International Airport to Dulles International Airport flight
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San Francisco International Airport to Dulles International Airport Flights Info

Cheapest one-way
TWD 3,341
Frontier Airlines Frontier Airlines 10h 41m · 1 stop Mon, Nov 23
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Cheapest return
TWD 8,889
Frontier Airlines Frontier Airlines 8h 27m · 2 stops Tue, Dec 8 - Thu, Dec 10
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Best time to book
May
Cheapest

Explore the cheapest one-way and round-trip flights from San Francisco International Airport to Dulles International Airport over the next 90 days, with one-way fares from TWD 3,341 and round-trip from TWD 8,889. Based on Trip.com's latest 7-day flight data.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Which airline offers the cheapest flights from San Francisco International Airport to Dulles International Airport?

The cheapest airline flying from San Francisco International Airport to Dulles International Airport is Frontier Airlines (from TWD 3,341) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Trip.com Price Insights: Flights from San Francisco International Airport to Dulles International Airport

Which month has the cheapest one-way flights from San Francisco International Airport to Dulles International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from San Francisco International Airport to Dulles International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from San Francisco International Airport to Dulles International Airport are usually in May, with an average price of TWD 8,285. March sees the highest fares, around TWD 16,318.

TWD 16,318
TWD 12,302
TWD 8,285
TWD 4,269
    Cheapest
  • TWD 14,187
    Nov
  • TWD 11,208
    Dec
  • TWD 10,661
    Jan
  • TWD 11,085
    Feb
  • TWD 16,318
    Mar
  • TWD 15,140
    Apr
  • TWD 8,285
    May
  • TWD 12,593
    Jun
  • TWD 10,604
    Jul
  • TWD 10,867
    Aug
  • TWD 11,625
    Sep
  • TWD 14,780
    Oct

Which day of the week has the cheapest flights from San Francisco International Airport to Dulles International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from San Francisco International Airport to Dulles International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from San Francisco International Airport to Dulles International Airport is Thursday, with average prices lower than other days. Try to avoid departing on Friday, as fares are typically the highest.

TWD 12,667
TWD 11,621
TWD 10,574
TWD 9,528
    Cheapest
  • TWD 11,325
    Mon
  • TWD 11,756
    Tue
  • TWD 12,655
    Wed
  • TWD 10,574
    Thu
  • TWD 12,667
    Fri
  • TWD 10,962
    Sat
  • TWD 11,427
    Sun

What is the flight schedule from San Francisco International Airport to Dulles International Airport?

Check the schedule for flights from San Francisco to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. AA1949

    12:39

    SFO

    3h 46m

    Direct

    18:25

    DFW

    - M T - - - -
    Search
  2. AA1291

    19:38

    DFW

    2h 52m

    Direct

    23:30

    IAD

    S M T W T F S
  3. F91448

    22:20

    SFO

    4h 41m

    Direct

    06:01

    ATL

    S M T W T F S
    Search
  4. F91082

    10:19

    ATL

    2h

    Direct

    12:19

    IAD

    S - - - T F S
  5. F92486

    15:30

    SFO

    1h 42m

    Direct

    17:12

    LAS

    S M T W T F S
    Search
  6. F94278

    22:39

    LAS

    4h 28m

    Direct

    06:07

    IAD

    S - - - T F S
  7. DL3034

    10:38

    SFO

    2h 19m

    Direct

    12:57

    SEA

    S M T W T F S
    Search
  8. DL541

    15:55

    SEA

    4h 56m

    Direct

    23:51

    IAD

    S M T W T F S
  9. F91448

    22:20

    SFO

    4h 41m

    Direct

    06:01

    ATL

    S M T W T F S
    Search
  10. F94410

    11:30

    ATL

    1h 52m

    Direct

    13:22

    IAD

    S M T W T F S
  11. F92930

    23:53

    SFO

    3h 46m

    Direct

    05:39

    DFW

    - M T W - - S
    Search
  12. F93208

    16:22

    DFW

    3h 12m

    Direct

    20:34

    IAD

    S M T W T F S
  13. F91230

    06:00

    SFO

    2h 43m

    Direct

    09:43

    DEN

    S M T W T F S
    Search
  14. F93294

    10:42

    DEN

    3h 28m

    Direct

    16:10

    ATL

    S M T W - F S
  15. F93692

    21:52

    ATL

    1h 51m

    Direct

    23:43

    IAD

    - M T W - - -
  16. MX1373

    17:36

    SFO

    4h 5m

    Direct

    22:41

    PVU

    S - - W T - S
    Search
  17. MX828

    08:05

    PVU

    4h 18m

    Direct

    14:23

    IAD

    - - T - - F -
  18. AS718

    09:10

    SFO

    1h 41m

    Direct

    10:51

    LAS

    S M T W T F S
    Search
  19. F94278

    22:39

    LAS

    4h 28m

    Direct

    06:07

    IAD

    S - - - T F S
  20. F94402

    18:30

    SFO

    1h 39m

    Direct

    20:09

    LAS

    S M T - T F S
    Search
  21. F91116

    08:45

    LAS

    4h 6m

    Direct

    15:51

    ATL

    S M T W T F S
  22. F93692

    21:52

    ATL

    1h 51m

    Direct

    23:43

    IAD

    - M T W - - -
Find more flights and airlines

FAQs for San Francisco International Airport to Dulles International Airport Flights

  • How long is the flight from San Francisco International Airport to Dulles International Airport?

    San Francisco International Airport to Dulles International Airport takes about 5 hours 10 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 8 daily flights from San Francisco International Airport (SFO) to Dulles International Airport (IAD).
  • The earliest flight from San Francisco International Airport to Dulles International Airport departs at 06:15, and the last departs at 23:20, with about 13 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco International Airport (SFO) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around TWD 19,428 in November, the most expensive month to book this route.
  • The earliest flight departs from San Francisco International Airport (SFO) at 06:45 and arrives in Dulles International Airport (IAD) at 14:50.
  • The latest flight departs from San Francisco International Airport (SFO) at 21:20 and arrives in Dulles International Airport (IAD) at 05:27.
  • United Airlines is a very popular airline operating an average of 7509 flights per month.
  • One-way flights from San Francisco International Airport to Dulles International Airport currently start from TWD 3,341, and round-trip fares start from TWD 8,889. The current lowest fare is a Frontier Airlines flight departing on Mon, Nov 23; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from San Francisco International Airport to Dulles International Airport, with an average flight time of 5 hours 55 minutes, and around 87 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Francisco International Airport to Dulles International Airport is TWD 11,105. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco International Airport to Dulles International Airport operates around 86 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco International Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.