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San Diego International Airport to Dulles International Airport flight

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 HK$903 and round-trip from HK$1,898. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SAN 9:46 AM
        5h 4m
        Nonstop
        IAD 5:50 PM
        San Diego - Washington D.C. | Sat, Oct 24 | Alaska Airlines
        IAD 7:24 PM
        5h 29m
        Nonstop
        SAN 9:53 PM
        Washington D.C. - San Diego | Tue, Oct 27 | Alaska Airlines
        HK$2,438 HK$3,550
        31% off
        31% off
        HK$3,550 HK$2,438
      • SAN 5:44 PM
        9h 36m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        DCA 7:00 AM
        19h 56m
        1 stop
        SAN 11:56 PM
        Washington D.C. - San Diego | Wed, Oct 21 | Frontier Airlines
        HK$1,898 HK$3,550
        47% off
        47% off
        HK$3,550 HK$1,898
      • SAN 6:15 AM
        7h 1m
        1 stop
        IAD 4:16 PM
        San Diego - Washington D.C. | Sat, Oct 24 | Delta Air Lines
        IAD 3:03 PM
        7h 33m
        1 stop
        SAN 7:36 PM
        Washington D.C. - San Diego | Tue, Oct 27 | Delta Air Lines
        HK$2,144 HK$3,550
        40% off
        40% off
        HK$3,550 HK$2,144
      • SAN 5:44 PM
        9h 36m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Sat, Oct 24 | Frontier Airlines
        DCA 7:00 AM
        19h 57m
        1 stop
        SAN 11:57 PM
        Washington D.C. - San Diego | Thu, Oct 29 | Frontier Airlines
        HK$2,169
        39% off
        HK$3,550 HK$2,169
      • SAN 1:36 PM
        7h 11m
        1 stop
        IAD 11:47 PM
        San Diego - Washington D.C. | Wed, Dec 2 | Delta Air Lines
        DCA 6:00 PM
        8h 58m
        1 stop
        SAN 11:58 PM
        Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
        HK$2,237
        37% off
        HK$3,550 HK$2,237
      • SAN 9:40 AM
        4h 59m
        Nonstop
        IAD 5:39 PM
        San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
        DCA 6:00 PM
        8h 58m
        1 stop
        SAN 11:58 PM
        Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
        HK$2,299
        35% off
        HK$3,550 HK$2,299
      • SAN 7:45 AM
        9h 21m
        1 stop
        IAD 8:06 PM
        San Diego - Washington D.C. | Fri, Nov 6 | Delta Air Lines
        IAD 6:00 AM
        10h 8m
        1 stop
        SAN 1:08 PM
        Washington D.C. - San Diego | Wed, Nov 11 | Delta Air Lines
        HK$2,352
        34% off
        HK$3,550 HK$2,352
      • SAN 6:15 AM
        14h 44m
        1 stop
        IAD 11:59 PM
        San Diego - Washington D.C. | Fri, Oct 16 | Alaska Airlines
        IAD 7:02 AM
        13h 50m
        1 stop
        SAN 5:52 PM
        Washington D.C. - San Diego | Tue, Oct 20 | Alaska Airlines
        HK$2,389
        33% off
        HK$3,550 HK$2,389
      • SAN 9:40 AM
        4h 59m
        Nonstop
        IAD 5:39 PM
        San Diego - Washington D.C. | Thu, Dec 3 | Alaska Airlines
        DCA 6:00 PM
        8h 58m
        1 stop
        SAN 11:58 PM
        Washington D.C. - San Diego | Tue, Dec 8 | Frontier Airlines
        HK$2,453
        31% off
        HK$3,550 HK$2,453
      • SAN 10:27 PM
        7h 17m
        1 stop
        IAD 8:44 AM
        San Diego - Washington D.C. | Sat, Oct 24 | American Airlines
        DCA 9:32 AM
        7h 48m
        1 stop
        SAN 2:20 PM
        Washington D.C. - San Diego | Tue, Oct 27 | Delta Air Lines
        HK$2,536
        28% off
        HK$3,550 HK$2,536
      • SAN 9:20 AM
        11h 39m
        1 stop
        IAD 11:59 PM
        San Diego - Washington D.C. | Wed, Oct 21 | Alaska Airlines
        DCA 7:00 AM
        12h 8m
        1 stop
        SAN 4:08 PM
        Washington D.C. - San Diego | Sun, Oct 25 | Frontier Airlines
        HK$2,537
        28% off
        HK$3,550 HK$2,537
      • SAN 2:10 PM
        7h 32m
        1 stop
        IAD 12:42 AM
        San Diego - Washington D.C. | Wed, Oct 21 | Delta Air Lines
        DCA 7:00 AM
        12h 8m
        1 stop
        SAN 4:08 PM
        Washington D.C. - San Diego | Sun, Oct 25 | Frontier Airlines
        HK$2,591
        27% off
        HK$3,550 HK$2,591
      • SAN 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        San Diego - Washington D.C. | Thu, Oct 8 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        Washington D.C. - San Diego | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        SAN 9:40 AM
        4h 59m
        Nonstop
        IAD 5:39 PM
        San Diego - Washington D.C. | Wed, Dec 2 | Alaska Airlines
        HK$1,333 HK$1,870
        28% off
        28% off
        HK$1,870 HK$1,333
      • SAN 9:40 AM
        4h 59m
        Nonstop
        IAD 5:39 PM
        San Diego - Washington D.C. | Sat, Dec 5 | Alaska Airlines
        HK$1,365 HK$1,870
        27% off
        27% off
        HK$1,870 HK$1,365
      • SAN 5:54 PM
        9h 26m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Sun, Oct 18 | Frontier Airlines
        HK$903 HK$1,870
        52% off
        52% off
        HK$1,870 HK$903
      • SAN 5:54 PM
        9h 26m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Mon, Oct 19 | Frontier Airlines
        HK$904
        52% off
        HK$1,870 HK$904
      • SAN 8:19 AM
        17h 51m
        1 stop
        IAD 5:10 AM
        San Diego - Washington D.C. | Thu, Dec 3 | Frontier Airlines
        HK$969
        48% off
        HK$1,870 HK$969
      • SAN 9:58 PM
        29h 22m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Sat, Oct 24 | Alaska Airlines
        HK$1,058
        43% off
        HK$1,870 HK$1,058
      • SAN 3:50 PM
        11h 30m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Sun, Nov 1 | Delta Air Lines
        HK$1,088
        42% off
        HK$1,870 HK$1,088
      • SAN 6:45 PM
        17h 49m
        1 stop
        IAD 3:34 PM
        San Diego - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        HK$1,165
        38% off
        HK$1,870 HK$1,165
      • SAN 5:44 PM
        9h 36m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Thu, Oct 22 | Frontier Airlines
        HK$1,230
        34% off
        HK$1,870 HK$1,230
      • SAN 9:20 AM
        11h 39m
        1 stop
        IAD 11:59 PM
        San Diego - Washington D.C. | Sun, Nov 8 | Alaska Airlines
        HK$1,242
        34% off
        HK$1,870 HK$1,242
      • SAN 6:10 PM
        9h 10m
        1 stop
        IAD 6:20 AM
        San Diego - Washington D.C. | Thu, Oct 22 | Alaska Airlines
        HK$1,248
        33% off
        HK$1,870 HK$1,248
      • SAN 10:10 PM
        10h 42m
        1 stop
        IAD 11:52 AM
        San Diego - Washington D.C. | Sun, Nov 22 | Delta Air Lines
        HK$1,274
        32% off
        HK$1,870 HK$1,274
      • SAN 5:20 PM
        9h 24m
        1 stop
        IAD 5:44 AM
        San Diego - Washington D.C. | Sun, Nov 29 | Alaska Airlines
        HK$1,289
        31% off
        HK$1,870 HK$1,289
      • SAN 7:45 AM
        12h 4m
        1 stop
        IAD 10:49 PM
        San Diego - Washington D.C. | Sun, Nov 8 | Delta Air Lines
        HK$1,299
        31% off
        HK$1,870 HK$1,299
      • SAN 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        San Diego - Washington D.C. | Thu, Oct 8 | Normal Airline
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Displayed flight fares from San Diego International Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month for one-way flights from San Diego International Airport to Dulles International Airport?

Data is based on average one-way flight prices from San Diego International Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Diego International Airport to Dulles International Airport, the best time to buy is in February, with an average price of HK$985. You’ll want to avoid April, when the average price can reach as high as HK$4,017.

HK$4,017
HK$2,501
HK$985
0
    Cheapest
  • HK$2,808
    Oct
  • HK$3,415
    Nov
  • HK$2,594
    Dec
  • HK$1,043
    Jan
  • HK$985
    Feb
  • HK$2,619
    Mar
  • HK$4,017
    Apr
  • HK$2,761
    May
  • HK$3,671
    Jun
  • HK$2,861
    Jul
  • HK$2,002
    Aug
  • HK$2,429
    Sep

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 day to depart from San Diego International Airport to Dulles International Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

HK$3,420
HK$2,683
HK$1,945
HK$1,208
  • HK$2,916
    Mon
  • HK$1,945
    Tue
  • HK$2,875
    Wed
  • HK$2,538
    Thu
  • HK$2,631
    Fri
  • HK$2,468
    Sat
  • HK$3,420
    Sun

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 HK$903) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From HK$903
Alaska Airlines
From HK$1,058
Delta Air Lines
From HK$1,088
United Airlines
From HK$1,372
American Airlines
From HK$1,554
Sun Country Airlines
From HK$2,175

Find more flights and airlines

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

    9:46 AM

    SAN

    5h 4m

    5:50 PM

    IAD

    S M T W T F S
    Search

  2. DL1296

    San Diego International Airport

    1:30 PM

    SAN

    2h 3m

    Nonstop

    4:33 PM

    SLC

    S M T W T F S
    Search

  3. DL847

    Salt Lake City International Airport

    5:50 PM

    SLC

    3h 56m

    Nonstop

    11:46 PM

    IAD

    S M T W T F S

  4. DL1177

    San Diego International Airport

    9:45 AM

    SAN

    2h 5m

    Nonstop

    12:50 PM

    SLC

    S M T W T F S
    Search

  5. DL847

    Salt Lake City International Airport

    5:50 PM

    SLC

    3h 56m

    Nonstop

    11:46 PM

    IAD

    S M T W T F S

  6. DL2061

    San Diego International Airport

    12:00 PM

    SAN

    3h 49m

    Nonstop

    5:49 PM

    MSP

    S M T W T F S
    Search

  7. DL4129

    Minneapolis-Saint Paul International Airport

    8:00 PM

    MSP

    2h 33m

    Nonstop

    11:33 PM

    IAD

    S M T W T F S

  8. DL924

    San Diego International Airport

    12:38 PM

    SAN

    4h 21m

    Nonstop

    7:59 PM

    ATL

    S M T W T F S
    Search

  9. DL2549

    Hartsfield–Jackson Atlanta International Airport

    10:40 PM

    ATL

    1h 40m

    Nonstop

    12:20 AM

    IAD

    S M T W T F S

  10. DL1273

    San Diego International Airport

    6:20 AM

    SAN

    3h 50m

    Nonstop

    12:10 PM

    MSP

    S M T W T F S
    Search

  11. DL3783

    Minneapolis-Saint Paul International Airport

    2:45 PM

    MSP

    2h 34m

    Nonstop

    6:19 PM

    IAD

    S M T W T - S

  12. AS685

    San Diego International Airport

    5:20 PM

    SAN

    3h 7m

    Nonstop

    8:27 PM

    SEA

    S M T W T F S
    Search

  13. AS367

    Seattle Tacoma Intl. Airport

    9:36 PM

    SEA

    5h 4m

    Nonstop

    5:40 AM

    IAD

    S - - W T - S

  14. AS1366

    San Diego International Airport

    11:10 AM

    SAN

    3h 7m

    Nonstop

    2:17 PM

    SEA

    S M T W T F S
    Search

  15. AS366

    Seattle Tacoma Intl. Airport

    3:56 PM

    SEA

    5h 3m

    Nonstop

    11:59 PM

    IAD

    S M T W T F S

  16. DL3916

    San Diego International Airport

    3:50 PM

    SAN

    1h 28m

    Nonstop

    5:18 PM

    LAS

    S M T W T F S
    Search

  17. F93494

    Harry Reid Intl. Airport

    10:14 PM

    LAS

    4h 28m

    Nonstop

    5:42 AM

    IAD

    S M T W T F S

  18. AS792

    San Diego International Airport

    9:20 AM

    SAN

    3h 8m

    Nonstop

    12:28 PM

    SEA

    S M T W T F S
    Search

  19. AS366

    Seattle Tacoma Intl. Airport

    3:56 PM

    SEA

    5h 3m

    Nonstop

    11:59 PM

    IAD

    S M T W T F S
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About San Diego International Airport and Dulles International Airport

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

Flight distance 3,623.76 km
Cheapest one-way ticket price HK$903
Cheapest return ticket price HK$1,898

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 5 hours 19 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 06:15, 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 HK$3,208 in October, the most expensive month to book this route.
  • The earliest flight departs from San Diego International Airport (SAN) at 08:00 and arrives in Dulles International Airport (IAD) at 16:12.
  • The latest flight departs from San Diego International Airport (SAN) at 21:30 and arrives in Dulles International Airport (IAD) at 05:19.
  • 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 HK$903, and round-trip fares start from HK$1,898. The current lowest fare is a Frontier Airlines flight departing on Sun, Oct 18; 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 52 minutes, and around 39 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 HK$2,242. Prices may vary depending on the departure date, airline, and availability.
  • San Diego International Airport to Dulles International Airport operates around 40 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.

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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.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, 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.