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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 £ 104 and round-trip from £ 148. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SFO 06:00
      5h 7m
      Direct
      IAD 14:07
      San Francisco - Washington D.C. | Wed, Dec 16 | United Airlines
      IAD 22:13
      6h 17m
      Direct
      SFO 01:30
      Washington D.C. - San Francisco | Tue, Dec 22 | United Airlines
      £ 414 £ 469
      12% off
      12% off
      £ 469 £ 414
    • SFO 23:20
      5h 8m
      Direct
      IAD 07:28
      San Francisco - Washington D.C. | Thu, Nov 12 | United Airlines
      DCA 18:59
      6h 7m
      Direct
      SFO 22:06
      Washington D.C. - San Francisco | Tue, Nov 17 | Alaska Airlines
      £ 417 £ 469
      11% off
      11% off
      £ 469 £ 417
    • 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 | Thu, Nov 26 | Frontier Airlines
      £ 148 £ 469
      68% off
      68% off
      £ 469 £ 148
    • SFO 23:52
      8h 44m
      1 stop
      IAD 11:36
      San Francisco - Washington D.C. | Fri, Nov 13 | Frontier Airlines
      IAD 12:31
      12h 58m
      1 stop
      SFO 22:29
      Washington D.C. - San Francisco | Fri, Nov 20 | Frontier Airlines
      £ 158
      66% off
      £ 469 £ 158
    • SFO 22:44
      13h 5m
      1 stop
      IAD 14:49
      San Francisco - Washington D.C. | Mon, Dec 7 | Frontier Airlines
      DCA 13:40
      8h 51m
      1 stop
      SFO 19:31
      Washington D.C. - San Francisco | Mon, Dec 14 | Frontier Airlines
      £ 180
      62% off
      £ 469 £ 180
    • SFO 23:47
      8h 49m
      1 stop
      IAD 11:36
      San Francisco - Washington D.C. | Thu, Nov 12 | Frontier Airlines
      DCA 07:00
      20h 20m
      1 stop
      SFO 00:20
      Washington D.C. - San Francisco | Fri, Nov 20 | Frontier Airlines
      £ 181
      61% off
      £ 469 £ 181
    • SFO 22:46
      13h 3m
      1 stop
      IAD 14:49
      San Francisco - Washington D.C. | Sat, Dec 5 | Frontier Airlines
      DCA 13:40
      8h 51m
      1 stop
      SFO 19:31
      Washington D.C. - San Francisco | Mon, Dec 7 | Frontier Airlines
      £ 182
      61% off
      £ 469 £ 182
    • SFO 23:52
      8h 44m
      1 stop
      IAD 11:36
      San Francisco - Washington D.C. | Mon, Nov 16 | Frontier Airlines
      IAD 22:02
      13h 59m
      1 stop
      SFO 09:01
      Washington D.C. - San Francisco | Mon, Nov 23 | Frontier Airlines
      £ 184
      61% off
      £ 469 £ 184
    • SFO 22:44
      9h 27m
      1 stop
      IAD 11:11
      San Francisco - Washington D.C. | Wed, Dec 9 | Frontier Airlines
      DCA 18:00
      9h 50m
      1 stop
      SFO 00:50
      Washington D.C. - San Francisco | Wed, Dec 16 | Frontier Airlines
      £ 186
      60% off
      £ 469 £ 186
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
      WAS 15:00
      6h
      Direct
      SFO 16:00
      Washington D.C. - San Francisco | Sun, Nov 15 | Normal Airline
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    • Cheapest
      SFO 23:06
      12h 43m
      1 stop
      IAD 14:49
      San Francisco - Washington D.C. | Sun, Dec 6 | Frontier Airlines
      £ 104 £ 223
      53% off
      53% off
      £ 223 £ 104
    • SFO 23:14
      12h 35m
      1 stop
      IAD 14:49
      San Francisco - Washington D.C. | Sat, Dec 12 | Frontier Airlines
      £ 107 £ 223
      52% off
      52% off
      £ 223 £ 107
    • SFO 22:41
      9h 30m
      1 stop
      IAD 11:11
      San Francisco - Washington D.C. | Wed, Dec 16 | Frontier Airlines
      £ 116 £ 223
      48% off
      48% off
      £ 223 £ 116
    • SFO 21:11
      28h 59m
      1 stop
      IAD 05:10
      San Francisco - Washington D.C. | Tue, Nov 24 | Frontier Airlines
      £ 117
      48% off
      £ 223 £ 117
    • SFO 22:41
      9h 30m
      1 stop
      IAD 11:11
      San Francisco - Washington D.C. | Thu, Dec 10 | Frontier Airlines
      £ 118
      47% off
      £ 223 £ 118
    • SFO 22:41
      13h 8m
      1 stop
      IAD 14:49
      San Francisco - Washington D.C. | Fri, Dec 11 | Frontier Airlines
      £ 123
      45% off
      £ 223 £ 123
    • SFO 21:46
      29h 21m
      1 stop
      IAD 06:07
      San Francisco - Washington D.C. | Mon, Dec 21 | Frontier Airlines
      £ 125
      44% off
      £ 223 £ 125
    • SFO 11:25
      9h 34m
      1 stop
      IAD 23:59
      San Francisco - Washington D.C. | Fri, Dec 4 | Alaska Airlines
      £ 128
      43% off
      £ 223 £ 128
    • SFO 10:38
      10h 53m
      1 stop
      IAD 00:31
      San Francisco - Washington D.C. | Fri, Dec 4 | Delta Air Lines
      £ 129
      42% off
      £ 223 £ 129
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SFO 22:55
      5h 30m
      Direct
      IAD 07:25
      San Francisco - Washington D.C. | Thu, Nov 12 | United Airlines
      £ 198 £ 223
      11% off
      11% off
      £ 223 £ 198
    • SFO 22:55
      5h 30m
      Direct
      IAD 07:25
      San Francisco - Washington D.C. | Fri, Nov 13 | United Airlines
      £ 198 £ 223
      11% off
      11% off
      £ 223 £ 198
    • SFO 13:50
      5h 7m
      Direct
      IAD 21:57
      San Francisco - Washington D.C. | Wed, Dec 16 | United Airlines
      £ 214 £ 370
      42% off
      42% off
      £ 370 £ 214
    • SFO 06:00
      5h 7m
      Direct
      IAD 14:07
      San Francisco - Washington D.C. | Tue, Dec 1 | United Airlines
      £ 220
      41% off
      £ 370 £ 220
    • SFO 06:01
      5h 7m
      Direct
      IAD 14:08
      San Francisco - Washington D.C. | Tue, Jan 5 | United Airlines
      £ 222
      40% off
      £ 370 £ 222
    • SFO 23:24
      5h 8m
      Direct
      IAD 07:32
      San Francisco - Washington D.C. | Wed, Jan 13 | United Airlines
      £ 224
      39% off
      £ 370 £ 224
    • SFO 13:50
      5h 7m
      Direct
      IAD 21:57
      San Francisco - Washington D.C. | Wed, Dec 9 | United Airlines
      £ 225
      39% off
      £ 370 £ 225
    • SFO 08:10
      4h 56m
      Direct
      IAD 16:06
      San Francisco - Washington D.C. | Sat, Jan 16 | United Airlines
      £ 228
      48% off
      £ 442 £ 228
    • SFO 16:51
      5h 8m
      Direct
      IAD 00:59
      San Francisco - Washington D.C. | Fri, Dec 11 | United Airlines
      £ 229
      38% off
      £ 370 £ 229
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SFO 13:50
      5h 7m
      Direct
      IAD 21:57
      San Francisco - Washington D.C. | Wed, Dec 16 | United Airlines
      £ 214 £ 370
      42% off
      42% off
      £ 370 £ 214
    • SFO 06:00
      5h 7m
      Direct
      IAD 14:07
      San Francisco - Washington D.C. | Tue, Dec 1 | United Airlines
      £ 220 £ 370
      41% off
      41% off
      £ 370 £ 220
    • SFO 06:01
      5h 7m
      Direct
      IAD 14:08
      San Francisco - Washington D.C. | Tue, Jan 5 | United Airlines
      £ 222 £ 370
      40% off
      40% off
      £ 370 £ 222
    • SFO 23:24
      5h 8m
      Direct
      IAD 07:32
      San Francisco - Washington D.C. | Wed, Jan 13 | United Airlines
      £ 224
      39% off
      £ 370 £ 224
    • SFO 13:50
      5h 7m
      Direct
      IAD 21:57
      San Francisco - Washington D.C. | Wed, Dec 9 | United Airlines
      £ 225
      39% off
      £ 370 £ 225
    • SFO 16:51
      5h 8m
      Direct
      IAD 00:59
      San Francisco - Washington D.C. | Fri, Dec 11 | United Airlines
      £ 229
      38% off
      £ 370 £ 229
    • SFO 16:49
      5h 10m
      Direct
      IAD 00:59
      San Francisco - Washington D.C. | Tue, Dec 29 | United Airlines
      £ 229
      38% off
      £ 370 £ 229
    • SFO 23:59
      5h 11m
      Direct
      IAD 08:10
      San Francisco - Washington D.C. | Thu, Dec 24 | United Airlines
      £ 238
      36% off
      £ 370 £ 238
    • SFO 21:25
      5h 11m
      Direct
      IAD 05:36
      San Francisco - Washington D.C. | Thu, Dec 17 | United Airlines
      £ 240
      35% off
      £ 370 £ 240
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SFO 12:45
      5h 6m
      Direct
      IAD 20:51
      San Francisco - Washington D.C. | Tue, Nov 17 | United Airlines
      £ 223 £ 476
      53% off
      53% off
      £ 476 £ 223
    • SFO 21:28
      5h 7m
      Direct
      IAD 05:35
      San Francisco - Washington D.C. | Fri, Nov 13 | United Airlines
      £ 231 £ 476
      51% off
      51% off
      £ 476 £ 231
    • SFO 21:28
      5h 7m
      Direct
      IAD 05:35
      San Francisco - Washington D.C. | Thu, Nov 12 | United Airlines
      £ 235 £ 476
      51% off
      51% off
      £ 476 £ 235
    • SFO 13:50
      5h 6m
      Direct
      IAD 21:56
      San Francisco - Washington D.C. | Sun, Nov 15 | United Airlines
      £ 329
      31% off
      £ 476 £ 329
    • SFO 13:50
      5h 7m
      Direct
      IAD 21:57
      San Francisco - Washington D.C. | Wed, Nov 18 | United Airlines
      £ 334
      30% off
      £ 476 £ 334
    • SFO 21:28
      5h 7m
      Direct
      IAD 05:35
      San Francisco - Washington D.C. | Sat, Nov 14 | United Airlines
      £ 343
      28% off
      £ 476 £ 343
    • SFO 22:55
      5h 8m
      Direct
      IAD 07:03
      San Francisco - Washington D.C. | Mon, Nov 16 | United Airlines
      £ 409
      14% off
      £ 476 £ 409
    • SFO 08:30
      7h 17m
      1 stop
      IAD 18:47
      San Francisco - Washington D.C. | Tue, Nov 17 | American Airlines
      £ 165
      65% off
      £ 476 £ 165
    • SFO 22:59
      7h 10m
      1 stop
      IAD 09:09
      San Francisco - Washington D.C. | Tue, Nov 17 | Delta Air Lines
      £ 168
      65% off
      £ 476 £ 168
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
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    • SFO 08:10
      4h 56m
      Direct
      IAD 16:06
      San Francisco - Washington D.C. | Sat, Jan 16 | United Airlines
      £ 228 £ 442
      48% off
      48% off
      £ 442 £ 228
    • SFO 08:10
      4h 56m
      Direct
      IAD 16:06
      San Francisco - Washington D.C. | Tue, Jan 12 | United Airlines
      £ 230 £ 442
      48% off
      48% off
      £ 442 £ 230
    • SFO 08:10
      4h 56m
      Direct
      IAD 16:06
      San Francisco - Washington D.C. | Wed, Jan 6 | United Airlines
      £ 235 £ 442
      47% off
      47% off
      £ 442 £ 235
    • SFO 08:10
      4h 56m
      Direct
      IAD 16:06
      San Francisco - Washington D.C. | Thu, Jan 7 | United Airlines
      £ 238
      46% off
      £ 442 £ 238
    • SFO 08:13
      4h 56m
      Direct
      IAD 16:09
      San Francisco - Washington D.C. | Thu, Dec 31 | United Airlines
      £ 251
      43% off
      £ 442 £ 251
    • SFO 08:13
      4h 56m
      Direct
      IAD 16:09
      San Francisco - Washington D.C. | Tue, Dec 29 | United Airlines
      £ 258
      42% off
      £ 442 £ 258
    • SFO 08:13
      4h 56m
      Direct
      IAD 16:09
      San Francisco - Washington D.C. | Mon, Jan 4 | United Airlines
      £ 259
      41% off
      £ 442 £ 259
    • SFO 08:13
      4h 56m
      Direct
      IAD 16:09
      San Francisco - Washington D.C. | Thu, Dec 24 | United Airlines
      £ 268
      39% off
      £ 442 £ 268
    • SFO 08:13
      4h 56m
      Direct
      IAD 16:09
      San Francisco - Washington D.C. | Fri, Dec 25 | United Airlines
      £ 275
      38% off
      £ 442 £ 275
    • SFO 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Francisco - Washington D.C. | Fri, Nov 13 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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 £ 189. March sees the highest fares, around £ 372.

£ 372
£ 281
£ 189
£ 98
    Cheapest
  • £ 311
    Nov
  • £ 256
    Dec
  • £ 243
    Jan
  • £ 253
    Feb
  • £ 372
    Mar
  • £ 345
    Apr
  • £ 189
    May
  • £ 287
    Jun
  • £ 242
    Jul
  • £ 248
    Aug
  • £ 265
    Sep
  • £ 337
    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 Wednesday, as fares are typically the highest.

£ 289
£ 265
£ 241
£ 217
    Cheapest
  • £ 258
    Mon
  • £ 268
    Tue
  • £ 289
    Wed
  • £ 241
    Thu
  • £ 289
    Fri
  • £ 250
    Sat
  • £ 261
    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 £ 104) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From £ 104
Alaska Airlines
From £ 128
Delta Air Lines
From £ 129
American Airlines
From £ 140
United Airlines
From £ 198
Sun Country Airlines
From £ 241

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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. F92930

    San Francisco International Airport

    23:53

    SFO

    3h 46m

    Direct

    05:39

    DFW

    S M T W T F S
    Search

  2. F93208

    Dallas Fort Worth International Airport

    16:22

    DFW

    3h 12m

    Direct

    20:34

    IAD

    S M T W T F S

  3. DL3034

    San Francisco International Airport

    10:38

    SFO

    2h 19m

    Direct

    12:57

    SEA

    S M T W T F S
    Search

  4. DL541

    Seattle-Tacoma International Airport

    15:55

    SEA

    4h 56m

    Direct

    23:51

    IAD

    S M T W T F S

  5. F92486

    San Francisco International Airport

    12:54

    SFO

    1h 46m

    Direct

    14:40

    LAS

    S M T W T F S
    Search

  6. AS743

    Harry Reid International Airport

    19:08

    LAS

    2h 51m

    Direct

    21:59

    SEA

    S M T W - F S

  7. AS367

    Seattle-Tacoma International Airport

    21:49

    SEA

    4h 55m

    Direct

    05:44

    IAD

    S M T W T F S

  8. F91448

    San Francisco International Airport

    22:20

    SFO

    4h 41m

    Direct

    06:01

    ATL

    S M T W T F S
    Search

  9. F94410

    Hartsfield–Jackson Atlanta International Airport

    06:00

    ATL

    1h 49m

    Direct

    07:49

    IAD

    S M T W T F S

  10. F91230

    San Francisco International Airport

    06:00

    SFO

    2h 43m

    Direct

    09:43

    DEN

    S M T W T F S
    Search

  11. F93294

    Denver International Airport

    10:42

    DEN

    3h 28m

    Direct

    16:10

    ATL

    S M T W T F S

  12. F93692

    Hartsfield–Jackson Atlanta International Airport

    21:52

    ATL

    1h 51m

    Direct

    23:43

    IAD

    S M T W T F S

  13. F92486

    San Francisco International Airport

    12:54

    SFO

    1h 46m

    Direct

    14:40

    LAS

    S M T W T F S
    Search

  14. F92428

    Harry Reid International Airport

    23:20

    LAS

    4h 9m

    Direct

    06:29

    ATL

    S M T W T F S

  15. F94410

    Hartsfield–Jackson Atlanta International Airport

    06:00

    ATL

    1h 49m

    Direct

    07:49

    IAD

    S M T W T F S

  16. F94402

    San Francisco International Airport

    17:09

    SFO

    1h 51m

    Direct

    19:00

    LAS

    - M T - - F -
    Search

  17. F91116

    Harry Reid International Airport

    08:29

    LAS

    4h 3m

    Direct

    15:32

    ATL

    S M T W T F S

  18. F93692

    Hartsfield–Jackson Atlanta International Airport

    21:52

    ATL

    1h 51m

    Direct

    23:43

    IAD

    S M T W T F S
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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 £ 104
Cheapest return ticket price £ 148

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 4 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 £ 388 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 £ 104, and round-trip fares start from £ 148. The current lowest fare is a Frontier Airlines flight departing on Sun, Dec 6; 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 51 minutes, and around 85 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 £ 244. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco International Airport to Dulles International Airport operates around 85 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 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.