Find flights
When to book
FAQs & Tips
Direct Flights
Deals

IAD

$135 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 5/25. 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 6/12
Wed 6/19

Search hundreds of travel sites at once for deals on flights to Washington Dulles Airport

In the last 7 days travelers have searched 41,771,603 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

May

Cheapest flight

$135
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 1% 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, +67 more

ANA, ASKY, +68 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Saturday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 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, +67 more

ANA, ASKY, +68 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Saturday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 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

6/13Thu
1 stopSun Country Air
9h 58mSEA-IAD
6/18Tue
1 stopSun Country Air
18h 12mIAD-SEA
$270
6/13Thu
1 stopSun Country Air
9h 58mPDX-IAD
6/18Tue
1 stopSun Country Air
19h 17mIAD-PDX
$275
6/11Tue
nonstopUnited Airlines
4h 59mSEA-IAD
6/18Tue
nonstopUnited Airlines
5h 44mIAD-SEA
$283
8/13Tue
1 stopAmerican Airlines
9h 15mSEA-IAD
8/20Tue
1 stopAmerican Airlines
8h 11mIAD-SEA
$285
8/6Tue
1 stopAmerican Airlines
7h 58mSEA-IAD
9/4Wed
1 stopAmerican Airlines
8h 28mIAD-SEA
$287
8/13Tue
nonstopDelta
5h 05mSEA-IAD
8/20Tue
nonstopDelta
5h 47mIAD-SEA
$289
5/25Sat
1 stop
8h 37mSEA-IAD
6/3Mon
nonstop
5h 30mIAD-SEA
$291
6/11Tue
1 stopUnited Airlines
6h 56mSEA-IAD
6/15Sat
nonstopUnited Airlines
5h 44mIAD-SEA
$292
5/27Mon
1 stop
10h 03mSEA-IAD
5/30Thu
2 stops
27h 15mIAD-SEA
$296
6/3Mon
nonstopDelta
5h 04mSEA-IAD
6/5Wed
nonstopDelta
5h 49mIAD-SEA
$313

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/25Sat
1 stopSun Country Air
8h 37mSEA-IAD
$135
5/24Fri
1 stopSun Country Air
17h 23mPDX-IAD
$135
6/5Wed
nonstopDelta
5h 04mSEA-IAD
$139
9/11Wed
1 stopAmerican Airlines
7h 48mSEA-IAD
$144
6/10Mon
nonstopDelta
5h 05mSEA-IAD
$145
8/20Tue
1 stopAmerican Airlines
8h 09mSEA-IAD
$146
6/4Tue
1 stopUnited Airlines
6h 56mSEA-IAD
$148
6/11Tue
3 stops
21h 55mPDX-IAD
$148
5/21Tue
3 stops
25h 10mPDX-IAD
$149
7/23Tue
1 stopUnited Airlines
7h 48mSEA-IAD
$150

Search by stops

Search by airline

Search by price

Last minute flights from Washington to Dulles Intl

Last minute flight, train and bus deals

5/15Wed
multi-stop
14h 02mSEA-IAD
6/4Tue
nonstop
5h 30mIAD-SEA
$500
5/15Wed
multi-stop
14h 02mSEA-IAD
6/4Tue
multi-stop
8h 54mIAD-SEA
$509
5/15Wed
nonstopDelta
5h 09mSEA-IAD
6/4Tue
nonstopDelta
5h 49mIAD-SEA
$522
5/14Tue
multi-stopDelta
7h 25mSEA-IAD
6/4Tue
nonstopDelta
5h 47mIAD-SEA
$531
5/14Tue
multi-stopAmerican Airlines
10h 42mSEA-IAD
6/4Tue
multi-stopAmerican Airlines
10h 46mIAD-SEA
$586
5/14Tue
multi-stopAmerican Airlines
10h 42mSEA-IAD
6/4Tue
multi-stopAmerican Airlines
10h 38mIAD-SEA
$590
5/18Sat
multi-stopUnited Airlines
16h 17mSEA-IAD
5/25Sat
multi-stopUnited Airlines
12h 49mIAD-SEA
$647
5/18Sat
multi-stopUnited Airlines
25h 21mSEA-IAD
5/25Sat
multi-stopUnited Airlines
14h 42mIAD-SEA
$652
5/16Thu
multi-stopSun Country Air
15h 57mSEA-IAD
5/19Sun
multi-stopSun Country Air
7h 35mIAD-SEA
$657
5/16Thu
multi-stopSun Country Air
15h 57mSEA-IAD
5/19Sun
multi-stopSun Country Air
7h 35mIAD-SEA
$672

Search by stops

Search by airline

Search by price