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$132 Find cheap flights from Washington to Washington Dulles Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 7/10
Wed 7/17

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In the last 7 days travelers have searched 42,898,604 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$132
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from Seattle to Washington Dulles Airport

FAQs for booking Washington to Washington Dulles Airport flights

  • How does KAYAK find such low prices on flights from Washington to Washington Dulles Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Washington Dulles Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Washington Dulles Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Washington to Washington Dulles Airport?

Find which airlines fly direct from Washington to Dulles Intl, which days they fly and book direct flights.

Nonstop departures

Washington to Washington, D.C. Dulles Intl

Monday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Tuesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Wednesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +69 more

ANA, ASKY, +70 more

Saturday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more direct flights

Nonstop returns

Washington, D.C. Dulles Intl to Washington

Monday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Tuesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Wednesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +69 more

ANA, ASKY, +70 more

Saturday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more direct flights
See more direct flights

Book cheap flights from Washington to Washington, D.C.

Recent round-trip flight deals

8/8Thu
nonstopDelta
4h 57mSEA-IAD
8/13Tue
nonstopDelta
5h 47mIAD-SEA
$289
7/2Tue
nonstopAlaska Airlines
4h 49mSEA-IAD
7/30Tue
1 stopAlaska Airlines
10h 17mIAD-SEA
$292
8/8Thu
nonstopUnited Airlines
4h 59mSEA-IAD
8/27Tue
1 stopUnited Airlines
7h 56mIAD-SEA
$293
8/20Tue
nonstopUnited Airlines
5h 05mSEA-IAD
8/28Wed
nonstopUnited Airlines
5h 48mIAD-SEA
$294
7/16Tue
1 stopSun Country Air
12h 20mSEA-IAD
7/22Mon
1 stopSun Country Air
19h 07mIAD-SEA
$295
7/24Wed
1 stopSun Country Air
15h 03mSEA-IAD
7/31Wed
1 stopSun Country Air
8h 07mIAD-SEA
$299
7/10Wed
nonstop
4h 49mSEA-IAD
7/17Wed
1 stop
8h 25mIAD-SEA
$301
8/21Wed
1 stopAmerican Airlines
8h 09mSEA-IAD
8/23Fri
1 stopAmerican Airlines
8h 38mIAD-SEA
$302
8/24Sat
1 stopAmerican Airlines
8h 09mSEA-IAD
9/7Sat
2 stopsAmerican Airlines
12h 36mIAD-SEA
$307
7/24Wed
1 stop
15h 03mSEA-IAD
7/29Mon
1 stop
10h 28mIAD-SEA
$320

Search by stops

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Recent one-way flight deals

7/22Mon
1 stopSun Country Air
13h 32mSEA-IAD
$132
9/6Fri
nonstopAlaska Airlines
5h 08mSEA-IAD
$137
8/27Tue
nonstopAlaska Airlines
5h 08mSEA-IAD
$139
7/9Tue
nonstopUnited Airlines
4h 59mSEA-IAD
$145
8/27Tue
1 stopAmerican Airlines
9h 15mSEA-IAD
$148
7/17Wed
3 stops
19h 55mSEA-IAD
$159
7/24Wed
2 stops
20h 05mSEA-IAD
$161
7/13Sat
nonstopUnited Airlines
4h 59mSEA-IAD
$163
6/17Mon
nonstopUndisclosed Carrier
1h 35mSEA-IAD
$166
8/16Fri
1 stopAmerican Airlines
7h 12mGEG-IAD
$184

Search by stops

Search by airline

Search by price

Last minute flights from Washington to Dulles Intl

Last minute flight, train and bus deals

6/14Fri
multi-stopSun Country Air
9h 58mSEA-IAD
6/22Sat
multi-stopSun Country Air
11h 28mIAD-SEA
$384
6/14Fri
multi-stopSun Country Air
9h 58mSEA-IAD
6/22Sat
multi-stopSun Country Air
11h 28mIAD-SEA
$402
6/14Fri
multi-stop
16h 02mSEA-IAD
6/21Fri
multi-stop
15h 07mIAD-SEA
$490
6/14Fri
multi-stop
9h 58mSEA-IAD
6/16Sun
multi-stop
27h 32mIAD-SEA
$498
6/14Fri
nonstopAlaska Airlines
4h 49mSEA-IAD
6/22Sat
nonstopAlaska Airlines
5h 53mIAD-SEA
$613
6/14Fri
multi-stopAlaska Airlines
9h 51mSEA-IAD
6/22Sat
nonstopAlaska Airlines
5h 42mIAD-SEA
$622
6/13Thu
multi-stopUnited Airlines
6h 30mSEA-IAD
6/22Sat
nonstopUnited Airlines
5h 44mIAD-SEA
$623
6/13Thu
multi-stopUnited Airlines
6h 30mSEA-IAD
6/22Sat
multi-stopUnited Airlines
7h 53mIAD-SEA
$632
6/12Wed
nonstopDelta
5h 05mSEA-IAD
6/21Fri
nonstopDelta
5h 55mIAD-SEA
$703
6/11Tue
multi-stopDelta
7h 13mSEA-IAD
6/17Mon
nonstopDelta
5h 44mIAD-SEA
$713

Search by stops

Search by airline

Search by price