How many flights depart from Seattle to Washington, D.C. Dulles Intl Airport on average per day?

19 flights are operational daily from Seattle to Washington, D.C. Dulles Intl Airport as of July 2026. The most popular departure time for this route is 10:00PM, with 37% of flights per day taking off in the evening.

What airlines fly to Washington, D.C. Dulles Intl Airport?

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Seattle according to our data. Alaska Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 6 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Washington, D.C. Dulles Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Washington, D.C. Dulles Intl

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?

As of July 2026, there are 6 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$158 Cheap Flights from Seattle to Washington, D.C. Dulles Intl Airport in 2026

Q: What is the typical price of a round-trip flight between Seattle and Washington, D.C. Dulles Intl Airport?

Prices are currently low for flights on this route. Typical prices usually range from $379 to $547. The lowest price recently found on this route was $290.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:13 pm - 8:20 am

SEA

IAD

9h 07m

1 stop

9:50 am - 11:04 am

IAD

SEA

28h 14m

1 stop

$290Frontier

Wed, Jul 22 - Wed, Aug 12

8:53 pm - 8:20 am

SEA

IAD

8h 27m

1 stop

9:50 am - 11:04 am

IAD

SEA

28h 14m

1 stop

$291Frontier

Thu, Jul 30 - Fri, Aug 14

8:53 pm - 8:20 am

SEA

IAD

8h 27m

1 stop

8:59 am - 10:39 am

IAD

SEA

28h 40m

1 stop

$292Frontier

Thu, Aug 13 - Fri, Aug 21

8:13 pm - 8:20 am

SEA

IAD

9h 07m

1 stop

8:59 am - 10:39 am

IAD

SEA

28h 40m

1 stop

$293Frontier

Sat, Aug 15 - Wed, Aug 19

8:13 pm - 8:20 am

SEA

IAD

9h 07m

1 stop

9:50 am - 11:04 am

IAD

SEA

28h 14m

1 stop

$294Frontier

Tue, Jul 21 - Wed, Aug 12

9:35 pm - 5:40 am

SEA

IAD

5h 05mnonstop

7:00 am - 9:37 am

IAD

SEA

5h 37mnonstop

$295Alaska Airlines

Fri, Sep 4 - Mon, Sep 14

9:35 pm - 5:40 am

SEA

IAD

5h 05mnonstop

5:47 pm - 8:34 pm

IAD

SEA

5h 47mnonstop

$296Alaska Airlines

Thu, Aug 27 - Sat, Sep 5

8:53 pm - 8:20 am

SEA

IAD

8h 27m

1 stop

8:59 am - 10:39 am

IAD

SEA

28h 40m

1 stop

$297Frontier

Mon, Aug 10 - Wed, Aug 19

8:53 pm - 8:20 am

SEA

IAD

8h 27m

1 stop

9:50 am - 11:04 am

IAD

SEA

28h 14m

1 stop

$298Frontier

Mon, Aug 10 - Sun, Aug 16

3:56 pm - 11:59 pm

SEA

IAD

5h 03mnonstop

7:00 am - 9:37 am

IAD

SEA

5h 37mnonstop

$299Alaska Airlines

Wed, Aug 26 - Sun, Sep 6

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Seattle to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Seattle to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Aug 28

SEA2:34 pmSeattle/Tacoma Intl

6h 58m

1 stop

IAD12:32 amWashington, D.C. Dulles Intl

Sep 5

IAD5:15 pmWashington, D.C. Dulles Intl

8h 28m

1 stop

SEA10:43 pmSeattle/Tacoma Intl

$302

United Airlines

Sep 18

SEA11:00 pmSeattle/Tacoma Intl

7h 28m

1 stop

IAD9:28 amWashington, D.C. Dulles Intl

Sep 20

IAD6:30 amWashington, D.C. Dulles Intl

8h 27m

1 stop

SEA11:57 amSeattle/Tacoma Intl

$304

United Airlines

Aug 20

SEA6:15 pmSeattle/Tacoma Intl

8h 10m

1 stop

IAD5:25 amWashington, D.C. Dulles Intl

Aug 26

IAD6:00 pmWashington, D.C. Dulles Intl

5h 45m

SEA8:45 pmSeattle/Tacoma Intl

$310

Frontier flights from Seattle to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Seattle to Washington, D.C. Dulles Intl Airport flight tickets

Frontier

Jul 22

SEA8:13 pmSeattle/Tacoma Intl

9h 07m

1 stop

IAD8:20 amWashington, D.C. Dulles Intl

Aug 12

IAD9:50 amWashington, D.C. Dulles Intl

28h 14m

1 stop

SEA11:04 amSeattle/Tacoma Intl

$290

Frontier

Jul 30

SEA8:53 pmSeattle/Tacoma Intl

8h 27m

1 stop

IAD8:20 amWashington, D.C. Dulles Intl

Aug 14

IAD9:50 amWashington, D.C. Dulles Intl

28h 14m

1 stop

SEA11:04 amSeattle/Tacoma Intl

$291

Frontier

Aug 13

SEA8:53 pmSeattle/Tacoma Intl

8h 27m

1 stop

IAD8:20 amWashington, D.C. Dulles Intl

Aug 21

IAD8:59 amWashington, D.C. Dulles Intl

28h 40m

1 stop

SEA10:39 amSeattle/Tacoma Intl

$292

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 7/22

8:13 pm-8:20 am

1 stop9h 07m

Washington, D.C. Dulles Intl

Wed 8/12

9:50 am-11:04 am

1 stop28h 14m

$290

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Thu 7/30

8:53 pm-8:20 am

1 stop8h 27m

Washington, D.C. Dulles Intl

Fri 8/14

9:50 am-11:04 am

1 stop28h 14m

$291

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Thu 8/13

8:53 pm-8:20 am

1 stop8h 27m

Washington, D.C. Dulles Intl

Fri 8/21

8:59 am-10:39 am

1 stop28h 40m

$292

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sat 8/15

8:13 pm-8:20 am

1 stop9h 07m

Washington, D.C. Dulles Intl

Wed 8/19

8:59 am-10:39 am

1 stop28h 40m

$293

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Tue 7/21

8:13 pm-8:20 am

1 stop9h 07m

Washington, D.C. Dulles Intl

Wed 8/12

9:50 am-11:04 am

1 stop28h 14m

$294

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Fri 9/4

9:35 pm-5:40 am

Nonstop5h 05m

Washington, D.C. Dulles Intl

Mon 9/14

7:00 am-9:37 am

Nonstop5h 37m

$295

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Thu 8/27

9:35 pm-5:40 am

Nonstop5h 05m

Washington, D.C. Dulles Intl

Sat 9/5

5:47 pm-8:34 pm

Nonstop5h 47m

$296

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Mon 8/10

8:53 pm-8:20 am

1 stop8h 27m

Washington, D.C. Dulles Intl

Wed 8/19

8:59 am-10:39 am

1 stop28h 40m

$297

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Mon 8/10

8:53 pm-8:20 am

1 stop8h 27m

Washington, D.C. Dulles Intl

Sun 8/16

9:50 am-11:04 am

1 stop28h 14m

$298

Quickest round-trip

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 8/26

3:56 pm-11:59 pm

Nonstop5h 03m

Washington, D.C. Dulles Intl

Sun 9/6

7:00 am-9:37 am

Nonstop5h 37m

$299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Seattle and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Seattle to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $309. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $325.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $450. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Washington, D.C. Dulles Intl Airport for around $611.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $356 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $560 on average. Flights to Washington, D.C. Dulles Intl Airport from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Washington, D.C. Dulles Intl flight route?

Fly from Seattle/Tacoma Intl to Washington, D.C. Dulles Intl for the best Seattle/Tacoma Intl - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight from Seattle to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $435 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Seattle for as low as $346 on momondo.

What cabin class options are available on Seattle to Washington, D.C. Dulles Intl Airport flights?

There are 4 cabin classes available to choose from on Seattle to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of July 2026, prices for Seattle to Washington, D.C. Dulles Intl Airport flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Washington, D.C. Dulles Intl Airport (SEA to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Washington, D.C. Dulles Intl Airport

Best Price Found	$232
Fastest flight time	4h 53m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Seattle in the past 72 hours is $232. The best round-trip flight deal from Seattle to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $370.

The fastest flight from Seattle to Washington, D.C. Dulles Intl Airport takes 4h 53m

Direct flights go from Seattle to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

Frequently asked questions about flying from Seattle to Washington, D.C. Dulles Intl Airport

How far is Seattle/Tacoma Intl to Washington, D.C. Dulles Intl by plane?
There are 2299.7 mi between Seattle/Tacoma Intl and Washington, D.C. Dulles Intl. A reasonable flight in good conditions will take 4h 53m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?
As of July 2026, there are 6 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Seattle to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Seattle and Washington, D.C. Dulles Intl Airport, the leading plane model is Boeing 737, making up 19.63% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 19.11%, Boeing 737 MAX 9 with 18.99%, and Boeing 737 MAX 8 with 17.61%.
What is the most popular airline from Seattle to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Seattle to Washington, D.C. Dulles Intl Airport is Alaska Airlines, representing 50% of all bookings. The subsequent popular airlines are United Airlines at 33%, Delta at 13%, and Frontier at 1%.

Best airlines flying from Seattle to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Seattle to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $126	Free Cancellation	Rating 5.6 2,840 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $138	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $147	Free Cancellation	Rating 7.8 8,450 reviews	Search Delta flights
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.1 11,782 reviews	Search American Airlines flights
United Airlines	PriceFrom $220	Free Cancellation	Rating 7.4 9,944 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $236	Free Cancellation	Rating 7.9 12,631 reviews	Search Alaska Airlines flights

Alaska Airlines Flights From Seattle to Washington, D.C. Dulles Intl Airport
Across 10 Alaska Airlines flights from Seattle to Washington, D.C. Dulles Intl Airport this week, the average price was $459, with the best Alaska Airlines deals starting from $236 round-trip. 12,631 users have rated Alaska Airlines on momondo, with an average score of 7.9/10.
Delta Flights From Seattle to Washington, D.C. Dulles Intl Airport
Delta is also a popular choice for this route. Delta flight deals for Seattle to Washington, D.C. Dulles Intl Airport start from as low as $147 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $313. Delta operates 4 flights to Washington, D.C. Dulles Intl Airport from Seattle in an average week. Users have rated it 7.8/10 across 8,451 reviews.

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Colonial Beach

Towson

Manassas

Silver Spring

Sterling

Tysons

Springfield

Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Washington, D.C..

I’m not ready to book a flight from Seattle to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 8/6

Thu 8/13

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Popular cities

Other flights from Seattle

Other flights to Washington, D.C.

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United States

Flights to Newark Airportfrom $105

Flights to New York John F Kennedy Intl Airportfrom $126

Flights to New York LaGuardia Airportfrom $50

Flights to Dallas/Fort Worth Airportfrom $86

Flights to Washington, D.C. Reagan-National Airportfrom $139

Flights to Chicago O'Hare Intl Airportfrom $78

Flights to Orlando Airportfrom $77

Flights to Chicago Midway Airport

Flights to Dallas Love Field Airport

Cheap flights from Seattle to Washington, D.C. from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Washington, D.C. departing on 8/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Seattle to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Seattle to Washington, D.C. Dulles Intl Airport flight tickets

Frontier flights from Seattle to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Seattle to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Seattle to Washington, D.C. Dulles Intl Airport

What is the typical price of a round-trip flight between Seattle and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Seattle/Tacoma Intl to Washington, D.C. Dulles Intl flight route?

How far in advance should I book a flight from Seattle to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on Seattle to Washington, D.C. Dulles Intl Airport flights?

How have Seattle to Washington, D.C. Dulles Intl Airport flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Washington, D.C. Dulles Intl?

What airlines fly to Washington, D.C. Dulles Intl Airport?

How many flights depart from Seattle to Washington, D.C. Dulles Intl Airport on average per day?

How many flights depart from Seattle to Washington, D.C. Dulles Intl Airport on average per week?

When to book flights from Seattle to Washington, D.C. Dulles Intl Airport

Cheap Seattle to Washington, D.C. Dulles Intl Airport (SEA to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Washington, D.C. Dulles Intl Airport

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Washington, D.C. Dulles Intl Airport

Best airlines flying from Seattle to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Seattle to Washington, D.C. Dulles Intl Airport with momondo

Alaska Airlines Flights From Seattle to Washington, D.C. Dulles Intl Airport

Delta Flights From Seattle to Washington, D.C. Dulles Intl Airport

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Seattle flight routes

According to popular flight searches on momondo this year

Washington, D.C. Dulles Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year