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San Francisco International Airport to Dulles International Airport flight

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 AU$ 178 and round-trip from AU$ 261. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SFO 06:45
        5h 15m
        Direct
        IAD 15:00
        San Francisco - Washington D.C. | Sat, Oct 17 | United Airlines
        IAD 19:00
        5h 54m
        Direct
        SFO 21:54
        Washington D.C. - San Francisco | Sat, Oct 17 | United Airlines
        AU$ 792 AU$ 890
        11% off
        11% off
        AU$ 890 AU$ 792
      • SFO 12:45
        5h 7m
        Direct
        IAD 20:52
        San Francisco - Washington D.C. | Sat, Nov 7 | United Airlines
        IAD 18:20
        6h 9m
        Direct
        SFO 21:29
        Washington D.C. - San Francisco | Sat, Nov 14 | United Airlines
        AU$ 809 AU$ 890
        9% off
        9% off
        AU$ 890 AU$ 809
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Tue, Nov 10 | Frontier Airlines
        DCA 07:00
        20h 20m
        1 stop
        SFO 00:20
        Washington D.C. - San Francisco | Mon, Nov 16 | Frontier Airlines
        AU$ 261 AU$ 890
        71% off
        71% off
        AU$ 890 AU$ 261
      • SFO 19:11
        8h 9m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        IAD 06:00
        15h 25m
        1 stop
        SFO 18:25
        Washington D.C. - San Francisco | Sat, Oct 24 | Frontier Airlines
        AU$ 288
        68% off
        AU$ 890 AU$ 288
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Sun, Nov 15 | Frontier Airlines
        IAD 13:09
        23h 49m
        1 stop
        SFO 09:58
        Washington D.C. - San Francisco | Sun, Nov 22 | Frontier Airlines
        AU$ 292
        67% off
        AU$ 890 AU$ 292
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Wed, Nov 11 | Frontier Airlines
        IAD 12:31
        12h 58m
        1 stop
        SFO 22:29
        Washington D.C. - San Francisco | Tue, Nov 17 | Frontier Airlines
        AU$ 302
        66% off
        AU$ 890 AU$ 302
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        DCA 07:00
        20h 20m
        1 stop
        SFO 00:20
        Washington D.C. - San Francisco | Sat, Oct 31 | Frontier Airlines
        AU$ 316
        64% off
        AU$ 890 AU$ 316
      • SFO 06:22
        20h 58m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        DCA 18:00
        9h 15m
        1 stop
        SFO 00:15
        Washington D.C. - San Francisco | Thu, Oct 29 | Frontier Airlines
        AU$ 320
        64% off
        AU$ 890 AU$ 320
      • SFO 19:11
        8h 9m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        DCA 18:00
        9h 20m
        1 stop
        SFO 00:20
        Washington D.C. - San Francisco | Sat, Oct 31 | Frontier Airlines
        AU$ 323
        64% off
        AU$ 890 AU$ 323
      • SFO 14:16
        13h 4m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        DCA 07:00
        20h 15m
        1 stop
        SFO 00:15
        Washington D.C. - San Francisco | Tue, Oct 20 | Frontier Airlines
        AU$ 331
        63% off
        AU$ 890 AU$ 331
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        DCA 07:00
        20h 20m
        1 stop
        SFO 00:20
        Washington D.C. - San Francisco | Mon, Nov 2 | Frontier Airlines
        AU$ 334
        62% off
        AU$ 890 AU$ 334
      • SFO 22:19
        29h 1m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        IAD 06:00
        9h 50m
        1 stop
        SFO 12:50
        Washington D.C. - San Francisco | Thu, Oct 22 | Frontier Airlines
        AU$ 343
        61% off
        AU$ 890 AU$ 343
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Wed, Nov 18 | Frontier Airlines
        IAD 13:09
        23h 49m
        1 stop
        SFO 09:58
        Washington D.C. - San Francisco | Sun, Nov 22 | Frontier Airlines
        AU$ 347
        61% off
        AU$ 890 AU$ 347
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Mon, Nov 16 | Frontier Airlines
        IAD 13:09
        23h 49m
        1 stop
        SFO 09:58
        Washington D.C. - San Francisco | Tue, Nov 24 | Frontier Airlines
        AU$ 459
        48% off
        AU$ 890 AU$ 459
      • SFO 13:00
        17h 25m
        1 stop
        WAS 14:00
        San Francisco - Washington D.C. | Sun, Oct 11 | Normal Airline
        WAS 15:00
        6h
        Direct
        SFO 16:00
        Washington D.C. - San Francisco | Tue, Oct 13 | Normal Airline
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      • Cheapest nonstop
        SFO 22:40
        5h 21m
        Direct
        IAD 07:01
        San Francisco - Washington D.C. | Sat, Oct 10 | United Airlines
        AU$ 355 AU$ 398
        11% off
        11% off
        AU$ 398 AU$ 355
      • SFO 23:10
        5h 21m
        Direct
        IAD 07:31
        San Francisco - Washington D.C. | Wed, Oct 21 | United Airlines
        AU$ 362 AU$ 398
        9% off
        9% off
        AU$ 398 AU$ 362
      • SFO 19:11
        8h 9m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        AU$ 178 AU$ 398
        55% off
        55% off
        AU$ 398 AU$ 178
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Sat, Nov 21 | Frontier Airlines
        AU$ 194
        51% off
        AU$ 398 AU$ 194
      • SFO 23:59
        8h 35m
        1 stop
        IAD 11:34
        San Francisco - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        AU$ 194
        51% off
        AU$ 398 AU$ 194
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Tue, Nov 10 | Frontier Airlines
        AU$ 196
        51% off
        AU$ 398 AU$ 196
      • SFO 23:59
        8h 35m
        1 stop
        IAD 11:34
        San Francisco - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        AU$ 198
        50% off
        AU$ 398 AU$ 198
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Wed, Nov 11 | Frontier Airlines
        AU$ 203
        49% off
        AU$ 398 AU$ 203
      • SFO 19:11
        8h 9m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        AU$ 204
        49% off
        AU$ 398 AU$ 204
      • SFO 22:19
        29h 1m
        1 stop
        IAD 06:20
        San Francisco - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        AU$ 206
        48% off
        AU$ 398 AU$ 206
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Fri, Nov 6 | Frontier Airlines
        AU$ 223
        44% off
        AU$ 398 AU$ 223
      • SFO 23:47
        8h 49m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Sat, Nov 14 | Frontier Airlines
        AU$ 229
        42% off
        AU$ 398 AU$ 229
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Fri, Nov 13 | Frontier Airlines
        AU$ 234
        41% off
        AU$ 398 AU$ 234
      • SFO 23:52
        8h 44m
        1 stop
        IAD 11:36
        San Francisco - Washington D.C. | Mon, Nov 16 | Frontier Airlines
        AU$ 239
        40% off
        AU$ 398 AU$ 239
      • SFO 13:00
        17h 25m
        1 stop
        WAS 14:00
        San Francisco - Washington D.C. | Sun, Oct 11 | Normal Airline
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Flight fares from San Francisco International Airport to Dulles International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

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

What is the cheapest month to fly from San Francisco International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from San Francisco International Airport to Dulles International Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Francisco International Airport to Dulles International Airport, the best time to buy is in May, with an average price of AU$ 361. You’ll want to avoid March, when the average price can reach as high as AU$ 711.

AU$ 711
AU$ 536
AU$ 361
AU$ 186
    Cheapest
  • AU$ 468
    Oct
  • AU$ 593
    Nov
  • AU$ 488
    Dec
  • AU$ 465
    Jan
  • AU$ 483
    Feb
  • AU$ 711
    Mar
  • AU$ 660
    Apr
  • AU$ 361
    May
  • AU$ 549
    Jun
  • AU$ 462
    Jul
  • AU$ 473
    Aug
  • AU$ 506
    Sep

What is the cheapest day of the week to fly from San Francisco International Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from San Francisco International Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from San Francisco International Airport to Dulles International Airport is Saturday, with average fares typically lower than other days. You’ll want to avoid flying on Wednesday, as ticket prices are usually the highest that day.

AU$ 539
AU$ 504
AU$ 469
AU$ 434
    Cheapest
  • AU$ 471
    Mon
  • AU$ 508
    Tue
  • AU$ 539
    Wed
  • AU$ 502
    Thu
  • AU$ 526
    Fri
  • AU$ 469
    Sat
  • AU$ 474
    Sun

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 AU$ 177) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From AU$ 177
Alaska Airlines
From AU$ 221
American Airlines
From AU$ 246
Delta Air Lines
From AU$ 259
Sun Country Airlines
From AU$ 339
United Airlines
From AU$ 362

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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. F94402

    San Francisco International Airport

    19:11

    SFO

    1h 38m

    Direct

    20:49

    LAS

    - M - W - F S
    Search

  2. F93494

    Harry Reid International Airport

    22:14

    LAS

    4h 28m

    Direct

    05:42

    IAD

    S M T W T F S

  3. F92930

    San Francisco International Airport

    23:52

    SFO

    3h 38m

    Direct

    05:30

    DFW

    S M T W T F S
    Search

  4. F93208

    Dallas Fort Worth International Airport

    17:06

    DFW

    2h 55m

    Direct

    21:01

    IAD

    S M T W T F -

  5. F91448

    San Francisco International Airport

    22:05

    SFO

    4h 45m

    Direct

    05:50

    ATL

    S M T W T F S
    Search

  6. F94410

    Hartsfield–Jackson Atlanta International Airport

    15:20

    ATL

    1h 53m

    Direct

    17:13

    IAD

    S M T W T F S

  7. F94156

    San Francisco International Airport

    21:11

    SFO

    1h 43m

    Direct

    22:54

    LAS

    S - T W T - S
    Search

  8. F91116

    Harry Reid International Airport

    07:30

    LAS

    4h 9m

    Direct

    14:39

    ATL

    S M T W T F S

  9. F93692

    Hartsfield–Jackson Atlanta International Airport

    22:30

    ATL

    1h 51m

    Direct

    00:21

    IAD

    S M T W T F S
Find more flights and airlines

About San Francisco International Airport and Dulles International Airport

Learn about San Francisco International Airport (SFO) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 3,889.61km
Cheapest one-way ticket price AU$ 178
Cheapest return ticket price AU$ 261

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 3 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 9 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 06:45, and the last departs at 23:10, with about 16 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 AU$ 755 in October, the most expensive month to book this route.
  • The earliest flight departs from San Francisco International Airport (SFO) at 06:30 and arrives in Dulles International Airport (IAD) at 14:44.
  • The latest flight departs from San Francisco International Airport (SFO) at 21:30 and arrives in Dulles International Airport (IAD) at 05:41.
  • 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 AU$ 178, and round-trip fares start from AU$ 261. The current lowest fare is a Frontier Airlines flight departing on Sat, Oct 24; 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 43 minutes, and around 91 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 AU$ 443. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco International Airport to Dulles International Airport operates around 92 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.

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

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.