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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$97 CHEAP FLIGHTS from Washington to Washington Dulles (IAD)

IAD

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Cheap Flights from Washington to Dulles Intl

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to Dulles Intl

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington to Dulles Intl.

Discover the best prices for you by selecting your travel dates on KAYAK.

Choose your dates

3:11 pm - 5:55 amSEA-IAD

11h 44m1 stop

7:30 am - 2:10 pmIAD-SEA

9h 40m1 stop

$198Frontier

Find Deal

Thu, May 29 - Mon, Jun 2

1:15 pm - 6:31 amPDX-IAD

14h 16m1 stop

7:45 am - 3:42 pmIAD-PDX

10h 57m1 stop

$198Frontier

Find Deal

Mon, May 5 - Fri, May 9

8:22 pm - 6:31 amSEA-IAD

31h 09m1 stop

6:30 am - 9:13 amIAD-SEA

5h 43mnonstop

$240

Find Deal

Sun, May 11 - Wed, May 14

6:52 pm - 6:31 amSEA-IAD

8h 39m1 stop

6:30 am - 9:13 amIAD-SEA

5h 43mnonstop

$248

Find Deal

Fri, May 9 - Mon, May 12

9:50 pm - 5:52 amSEA-IAD

5h 02mnonstop

7:40 am - 10:28 amIAD-SEA

5h 48mnonstop

$257Delta

Find Deal

Sat, Jun 7 - Tue, Jun 10

11:30 pm - 7:36 amSEA-IAD

5h 06mnonstop

7:15 am - 1:44 pmIAD-SEA

9h 29m1 stop

$262Hawaiian Airlines

Find Deal

Sat, Jun 7 - Tue, Jun 10

6:49 pm - 5:55 amSEA-IAD

8h 06m1 stop

9:00 am - 11:39 amIAD-SEA

5h 39mnonstop

$263Hawaiian Airlines

Find Deal

Sat, May 24 - Sat, May 31

4:00 pm - 11:59 pmSEA-IAD

4h 59mnonstop

7:15 am - 1:44 pmIAD-SEA

9h 29m1 stop

$265Alaska Airlines

Find Deal

Tue, Jun 3 - Tue, Jun 10

4:00 pm - 11:58 pmSEA-IAD

4h 58mnonstop

6:30 am - 9:10 amIAD-SEA

5h 40mnonstop

$272Alaska Airlines

Find Deal

Tue, May 13 - Tue, May 20

7:25 pm - 5:52 amGEG-IAD

7h 27m1 stop

7:40 am - 2:45 pmIAD-GEG

10h 05m1 stop

$297Delta

Find Deal

Fri, Jun 6 - Mon, Jun 9

Low season	February
High season	May
Cheapest flight	$97

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly and prices are also 2% lower on average.

Flight from Seattle to Washington Dulles Airport

StacieFlew with Alaska AirlinesSEA-IADJun 2024

Watch your dates that you book. Don’t forget about the Alaska cruises. Sunday everyone flying home after cruise. Flights booked!

Verified travelerFlew with Alaska AirlinesSEA-IADMay 2024

Fly a larger carrier with the usual amenities: Delta, United, American.

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

Clinton

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

Cabin class types available on flights to Dulles Intl

First Class flights to Dulles Intl, Washington, D.C.from $384

Business Class flights to Dulles Intl, Washington, D.C.from $1,066

Prem Econ Class flights to Dulles Intl, Washington, D.C.from $379

Economy Class flights to Dulles Intl, Washington, D.C.from $211

Flights to other popular destinations

Flights from domestic origins to Washington

Flights from Bellingham to Washington, D.C. Dulles Intl Airportfrom $346

Flights from Pasco to Washington, D.C. Dulles Intl Airportfrom $318

Flights from Portland to Washington, D.C. Dulles Intl Airportfrom $228

Flights from Pullman to Washington, D.C. Dulles Intl Airportfrom $418

Flights from Seattle to Washington, D.C. Dulles Intl Airportfrom $238

Flights from Spokane to Washington, D.C. Dulles Intl Airportfrom $296

Flights from Walla Walla to Washington, D.C. Dulles Intl Airportfrom $486

Flights from Wenatchee to Washington, D.C. Dulles Intl Airportfrom $491

United States

Washington

IAD

$97 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 5/16. 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.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

Cheap Flights from Washington to Dulles Intl

Recent round-trip flight deals from Washington to Dulles Intl

Recent one-way flight deals from Washington to Dulles Intl

Recent last minute flight deals from Washington to Dulles Intl

Recent direct flight deals from Washington to Dulles Intl

Good to know

Low season

High season

Cheapest flight

Flights from Washington to Dulles Intl: the best tips from KAYAK users

FAQs for booking Washington to Washington Dulles Airport flights

How does KAYAK find such low prices 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?

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

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

Traveling to a place near Dulles Intl?

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Cabin class types available on flights to Dulles Intl

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Dulles Intl with a hotel stay or car rental

Find direct flights for Dulles Intl

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from domestic origins to Washington

Flights from all regions of Washington to Dulles Intl. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight