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

Cheapest one-way
€110
Frontier Airlines Frontier Airlines 10h 5m · 1 stop Mon, Dec 21
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Cheapest return
€257
Frontier Airlines Frontier Airlines 7h 11m · 2 stops Sat, Dec 19 - Tue, Dec 22
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Best time to book
February
Cheapest
Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From €110 Alaska Airlines Alaska AirlinesMost booked

Explore the cheapest one-way and round-trip flights from San Diego International Airport to Dulles International Airport over the next 90 days, with one-way fares from €110 and round-trip from €257. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
      IAD 18:42
      5h 48m
      Direct
      SAN 21:30
      Washington D.C. - San Diego | Tue, Dec 8 | Alaska Airlines
      €279 €361
      23% off
      23% off
      €361 €279
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 9 | Alaska Airlines
      IAD 18:42
      5h 48m
      Direct
      SAN 21:30
      Washington D.C. - San Diego | Tue, Dec 15 | Alaska Airlines
      €281 €361
      22% off
      22% off
      €361 €281
    • SAN 19:56
      7h 11m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      IAD 20:51
      18h 33m
      1 stop
      SAN 12:24
      Washington D.C. - San Diego | Tue, Dec 22 | Frontier Airlines
      €257 €361
      28% off
      28% off
      €361 €257
    • SAN 13:36
      7h 11m
      1 stop
      IAD 23:47
      San Diego - Washington D.C. | Fri, Dec 11 | Delta Air Lines
      IAD 06:00
      7h 27m
      1 stop
      SAN 10:27
      Washington D.C. - San Diego | Mon, Dec 14 | Delta Air Lines
      €258
      28% off
      €361 €258
    • SAN 13:36
      7h 11m
      1 stop
      IAD 23:47
      San Diego - Washington D.C. | Wed, Dec 2 | Delta Air Lines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
      €260
      28% off
      €361 €260
    • SAN 06:20
      6h 42m
      1 stop
      IAD 16:02
      San Diego - Washington D.C. | Wed, Dec 9 | Delta Air Lines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 15 | Frontier Airlines
      €260
      28% off
      €361 €260
    • SAN 22:20
      9h 24m
      1 stop
      IAD 10:44
      San Diego - Washington D.C. | Tue, Jan 5 | Delta Air Lines
      DCA 18:00
      9h 3m
      1 stop
      SAN 00:03
      Washington D.C. - San Diego | Tue, Jan 12 | Frontier Airlines
      €261
      28% off
      €361 €261
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
      €267
      26% off
      €361 €267
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 9 | Alaska Airlines
      DCA 18:00
      8h 58m
      1 stop
      SAN 23:58
      Washington D.C. - San Diego | Tue, Dec 15 | Frontier Airlines
      €268
      26% off
      €361 €268
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
      WAS 15:00
      6h
      Direct
      SAN 16:00
      Washington D.C. - San Diego | Tue, Nov 17 | Normal Airline
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    • Cheapest
      SAN 18:22
      10h 5m
      1 stop
      IAD 07:27
      San Diego - Washington D.C. | Mon, Dec 21 | Frontier Airlines
      €110 €197
      44% off
      44% off
      €197 €110
    • SAN 08:50
      17h 20m
      1 stop
      IAD 05:10
      San Diego - Washington D.C. | Wed, Nov 25 | Frontier Airlines
      €129 €197
      35% off
      35% off
      €197 €129
    • SAN 19:56
      7h 11m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Sat, Dec 19 | Frontier Airlines
      €136 €197
      31% off
      31% off
      €197 €136
    • SAN 09:00
      11h 59m
      1 stop
      IAD 23:59
      San Diego - Washington D.C. | Sat, Dec 5 | Alaska Airlines
      €142
      28% off
      €197 €142
    • SAN 21:50
      8h 26m
      1 stop
      IAD 09:16
      San Diego - Washington D.C. | Tue, Dec 1 | Delta Air Lines
      €143
      27% off
      €197 €143
    • SAN 11:37
      8h 46m
      1 stop
      IAD 23:23
      San Diego - Washington D.C. | Sat, Dec 5 | Delta Air Lines
      €144
      27% off
      €197 €144
    • SAN 19:53
      7h 14m
      1 stop
      IAD 06:07
      San Diego - Washington D.C. | Thu, Dec 17 | Frontier Airlines
      €146
      26% off
      €197 €146
    • SAN 18:22
      10h 5m
      1 stop
      IAD 07:27
      San Diego - Washington D.C. | Tue, Dec 22 | Frontier Airlines
      €147
      25% off
      €197 €147
    • SAN 06:15
      7h
      1 stop
      IAD 16:15
      San Diego - Washington D.C. | Sat, Dec 12 | Delta Air Lines
      €151
      23% off
      €197 €151
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Sat, Dec 12 | Alaska Airlines
      €159 €593
      73% off
      73% off
      €593 €159
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 8 | Alaska Airlines
      €165 €593
      72% off
      72% off
      €593 €165
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 15 | Alaska Airlines
      €168 €593
      72% off
      72% off
      €593 €168
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Mon, Dec 14 | Alaska Airlines
      €180
      70% off
      €593 €180
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Thu, Dec 10 | Alaska Airlines
      €180
      70% off
      €593 €180
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Tue, Dec 22 | Alaska Airlines
      €220
      63% off
      €593 €220
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Wed, Dec 16 | Alaska Airlines
      €224
      62% off
      €593 €224
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Mon, Dec 21 | Alaska Airlines
      €225
      62% off
      €593 €225
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 1 | Alaska Airlines
      €233
      61% off
      €593 €233
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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    • Cheapest nonstop
      SAN 09:40
      4h 56m
      Direct
      IAD 17:36
      San Diego - Washington D.C. | Wed, Nov 25 | Alaska Airlines
      €157 €197
      20% off
      20% off
      €197 €157
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Sat, Dec 12 | Alaska Airlines
      €159 €197
      19% off
      19% off
      €197 €159
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 8 | Alaska Airlines
      €165 €289
      43% off
      43% off
      €289 €165
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Tue, Dec 15 | Alaska Airlines
      €168
      42% off
      €289 €168
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Fri, Dec 11 | Alaska Airlines
      €177
      39% off
      €289 €177
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Mon, Dec 14 | Alaska Airlines
      €180
      38% off
      €289 €180
    • SAN 09:40
      4h 59m
      Direct
      IAD 17:39
      San Diego - Washington D.C. | Thu, Dec 10 | Alaska Airlines
      €180
      38% off
      €289 €180
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Wed, Nov 25 | United Airlines
      €219
      66% off
      €640 €219
    • SAN 09:50
      5h 1m
      Direct
      IAD 17:51
      San Diego - Washington D.C. | Tue, Dec 22 | Alaska Airlines
      €220
      24% off
      €289 €220
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Sat, Nov 14 | Alaska Airlines
      €509 €649
      22% off
      22% off
      €649 €509
    • SAN 09:43
      7h 20m
      1 stop
      IAD 20:03
      San Diego - Washington D.C. | Sat, Nov 14 | Delta Air Lines
      €480 €649
      26% off
      26% off
      €649 €480
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Sun, Nov 15 | Alaska Airlines
      €505 €649
      22% off
      22% off
      €649 €505
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Sun, Nov 15 | United Airlines
      €518
      20% off
      €649 €518
    • SAN 22:30
      7h 39m
      1 stop
      IAD 09:09
      San Diego - Washington D.C. | Sun, Nov 15 | Delta Air Lines
      €480
      26% off
      €649 €480
    • SAN 06:15
      7h 11m
      1 stop
      IAD 16:26
      San Diego - Washington D.C. | Mon, Nov 16 | Delta Air Lines
      €470
      28% off
      €649 €470
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Mon, Nov 16 | Alaska Airlines
      €498
      23% off
      €649 €498
    • SAN 09:41
      4h 59m
      Direct
      IAD 17:40
      San Diego - Washington D.C. | Tue, Nov 17 | Alaska Airlines
      €296
      54% off
      €649 €296
    • SAN 22:30
      7h 39m
      1 stop
      IAD 09:09
      San Diego - Washington D.C. | Tue, Nov 17 | Delta Air Lines
      €287
      56% off
      €649 €287
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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      Find more flights
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Wed, Nov 25 | United Airlines
      €219 €640
      66% off
      66% off
      €640 €219
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Wed, Dec 16 | United Airlines
      €224 €640
      65% off
      65% off
      €640 €224
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Mon, Dec 14 | United Airlines
      €232 €640
      64% off
      64% off
      €640 €232
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Thu, Dec 3 | United Airlines
      €240
      63% off
      €640 €240
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Tue, Dec 8 | United Airlines
      €296
      54% off
      €640 €296
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Wed, Dec 9 | United Airlines
      €297
      54% off
      €640 €297
    • SAN 21:45
      4h 42m
      Direct
      IAD 05:27
      San Diego - Washington D.C. | Sun, Dec 6 | United Airlines
      €351
      45% off
      €640 €351
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Fri, Nov 27 | United Airlines
      €354
      45% off
      €640 €354
    • SAN 21:39
      4h 42m
      Direct
      IAD 05:21
      San Diego - Washington D.C. | Tue, Nov 24 | United Airlines
      €354
      45% off
      €640 €354
    • SAN 13:00
      17h 25m
      1 stop
      WAS 14:00
      San Diego - Washington D.C. | Sun, Nov 15 | Normal Airline
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      Find more flights

Displayed flight fares from San Diego to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

The cheapest airline flying from San Diego International Airport to Dulles International Airport is Frontier Airlines (from €110) among 2 carriers operating this route. Based on Trip.com's latest 7-day flight data.
easyJet logo easyJet Wizz Air UK logo Wizz Air UK British Airways logo British Airways Jet2.com logo Jet2.com Virgin Atlantic logo Virgin Atlantic
Alaska Airlines logo Alaska Airlines Frontier Airlines logo Frontier Airlines

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

What is the cheapest month to fly from San Diego 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 Diego 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, the cheapest one-way flights from San Diego International Airport to Dulles International Airport are usually in February, with an average price of €115. It is best to avoid April, when the average price can reach €466.

€466
€291
€115
0
    Cheapest
  • €396
    Nov
  • €301
    Dec
  • €121
    Jan
  • €115
    Feb
  • €304
    Mar
  • €466
    Apr
  • €320
    May
  • €426
    Jun
  • €332
    Jul
  • €232
    Aug
  • €282
    Sep
  • €378
    Oct

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

The data is based on the past 12 months and shows the average ticket prices from San Diego 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 departure day from San Diego International Airport to Dulles International Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

€397
€312
€226
€141
  • €284
    Mon
  • €226
    Tue
  • €313
    Wed
  • €356
    Thu
  • €331
    Fri
  • €306
    Sat
  • €397
    Sun

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS506

    San Diego International Airport

    09:41

    SAN

    4h 59m

    17:40

    IAD

    S M T W T F S
    Search

  2. DL754

    San Diego International Airport

    06:15

    SAN

    4h 34m

    Direct

    13:49

    DTW

    S M T W T F S
    Search

  3. DL5413

    Detroit Metropolitan Wayne County Airport

    17:45

    DTW

    1h 31m

    Direct

    19:16

    IAD

    - - - - - F -

  4. DL754

    San Diego International Airport

    06:15

    SAN

    4h 34m

    Direct

    13:49

    DTW

    S M T W T F S
    Search

  5. DL1826

    Detroit Metropolitan Wayne County Airport

    14:55

    DTW

    1h 31m

    Direct

    16:26

    IAD

    S M T W T - S

  6. DL1296

    San Diego International Airport

    13:30

    SAN

    2h 3m

    Direct

    16:33

    SLC

    S M T W T F S
    Search

  7. DL847

    Salt Lake City International Airport

    17:50

    SLC

    3h 56m

    Direct

    23:46

    IAD

    S M T W T F S

  8. DL819

    San Diego International Airport

    22:40

    SAN

    4h 13m

    Direct

    05:53

    ATL

    S M T W T F S
    Search

  9. DL1324

    Hartsfield–Jackson Atlanta International Airport

    07:25

    ATL

    1h 44m

    Direct

    09:09

    IAD

    S M T W T F S

  10. DL2061

    San Diego International Airport

    12:09

    SAN

    3h 39m

    Direct

    17:48

    MSP

    S M T W T F S
    Search

  11. DL4129

    Minneapolis-Saint Paul International Airport

    20:00

    MSP

    2h 33m

    Direct

    23:33

    IAD

    S M T W T F S

  12. AS400

    San Diego International Airport

    09:28

    SAN

    3h 3m

    Direct

    14:31

    DFW

    S M T W T F S
    Search

  13. F93208

    Dallas Fort Worth International Airport

    16:22

    DFW

    3h 12m

    Direct

    20:34

    IAD

    S M T W T F S

  14. DL680

    San Diego International Airport

    21:40

    SAN

    4h 13m

    Direct

    04:53

    ATL

    S - - W T - S
    Search

  15. DL1324

    Hartsfield–Jackson Atlanta International Airport

    07:25

    ATL

    1h 44m

    Direct

    09:09

    IAD

    S M T W T F S

  16. DL492

    San Diego International Airport

    11:39

    SAN

    4h 24m

    Direct

    19:03

    DTW

    S M T W T F S
    Search

  17. DL4704

    Detroit Metropolitan Wayne County Airport

    21:30

    DTW

    1h 32m

    Direct

    23:02

    IAD

    S M T W T F S

  18. DL1273

    San Diego International Airport

    06:20

    SAN

    3h 50m

    Direct

    12:10

    MSP

    S M T W T F S
    Search

  19. DL3783

    Minneapolis-Saint Paul International Airport

    14:45

    MSP

    2h 32m

    Direct

    18:17

    IAD

    S M T W T - S
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FAQs for San Diego International Airport to Dulles International Airport Flights

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

    San Diego International Airport to Dulles International Airport takes about 4 hours 54 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from San Diego International Airport (SAN) to Dulles International Airport (IAD).
  • The earliest flight from San Diego International Airport to Dulles International Airport departs at 08:00, and the last departs at 21:45, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Diego International Airport (SAN) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around €451 in November, the most expensive month to book this route.
  • United Airlines is a very popular airline operating an average of 2462 flights per month.
  • One-way flights from San Diego International Airport to Dulles International Airport currently start from €110, and round-trip fares start from €257. The current lowest fare is a Frontier Airlines flight departing on Mon, Dec 21; prices may vary depending on availability.
  • Yes. United Airlines and Alaska Airlines operate direct flights from San Diego International Airport to Dulles International Airport, with an average flight time of 5 hours 16 minutes, and around 38 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 Diego International Airport to Dulles International Airport is €316. Prices may vary depending on the departure date, airline, and availability.
  • San Diego International Airport to Dulles International Airport operates around 38 weekly flights, mainly by United Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Diego 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.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.