Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to District of Columbia from $126

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to District of Columbia departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Seattle to District of Columbia

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to District of Columbia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to District of Columbia.

Cheap last minute flights

Planning a quick getaway from Seattle to District of Columbia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to District of Columbia, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to District of Columbia

Find recent round-trip train or bus tickets from Seattle to District of Columbia.

All round-trip flight deals to District of Columbia

The cheapest plane tickets to District of Columbia found on KAYAK recently.
3:15 pm - 12:01 pmSEA-DCA
17h 46m1 stop
1:01 pm - 3:35 pmDCA-SEA
29h 34m1 stop
$126Frontier
Find Deal
Thu, Jan 9 - Wed, Jan 15
3:15 pm - 12:01 pmSEA-DCA
17h 46m1 stop
1:01 pm - 3:35 pmDCA-SEA
29h 34m1 stop
$128Frontier
Find Deal
Thu, Jan 9 - Wed, Jan 15
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
$257United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
7:00 am - 8:40 pmSEA-IAD
10h 40m1 stop
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
$262United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
6:05 pm - 4:23 pmSEA-IAD
19h 18m1 stop
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$266Alaska Airlines
Find Deal
Sat, Feb 1 - Tue, Feb 11
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$267Alaska Airlines
Find Deal
Tue, Jan 7 - Sat, Jan 25
7:25 am - 3:25 pmSEA-IAD
5h 00mnonstop
4:20 pm - 7:20 pmIAD-SEA
6h 00mnonstop
$272Delta
Find Deal
Thu, Jan 9 - Wed, Jan 15
1:35 pm - 11:20 pmSEA-DCA
6h 45m1 stop
6:06 am - 1:06 pmDCA-SEA
10h 00m1 stop
$276American Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
5:22 am - 7:35 pmSEA-IAD
11h 13m2 stops
1:52 pm - 11:11 pmIAD-SEA
12h 19m2 stops
$286American Airlines
Find Deal
Sat, Feb 1 - Tue, Feb 11
7:35 am - 3:43 pmSEA-IAD
5h 08mnonstop
5:15 pm - 8:19 pmIAD-SEA
6h 04mnonstop
$302Delta
Find Deal
Sat, Feb 15 - Fri, Feb 21
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
$129United Airlines
Find Deal
Tue, Jan 14
7:00 am - 8:40 pmSEA-IAD
10h 40m1 stop
$134United Airlines
Find Deal
Wed, Jan 15
10:19 pm - 8:39 amSEA-IAD
7h 20m1 stop
$138American Airlines
Find Deal
Tue, Dec 10
5:00 am - 2:59 pmSEA-DCA
6h 59m1 stop
$138United Airlines
Find Deal
Wed, Jan 15
12:15 am - 10:55 amSEA-DCA
7h 40m1 stop
$178American Airlines
Find Deal
Sun, Dec 15
10:52 pm - 6:50 amSEA-IAD
4h 58mnonstop
$184Delta
Find Deal
Wed, Dec 4
9:25 am - 5:25 pmSEA-IAD
5h 00mnonstop
$214Delta
Find Deal
Thu, Dec 12
7:15 pm - 9:20 pmSEA-IAD
23h 05m3 stops
$354Air Canada
Find Deal
Thu, Nov 28
6:11 am - 11:59 pmSEA-DCA
14h 48m2 stops
$402Spirit Airlines
Find Deal
Fri, Dec 20
5:45 am - 10:37 pmSEA-DCA
13h 52m3 stops
$494Air Canada
Find Deal
Thu, Nov 28
8:19 pm - 12:10 pmSEA-DCA
12h 51m1 stop
6:00 pm - 11:20 amDCA-SEA
20h 20m1 stop
$264Frontier
Find Deal
Tue, Nov 19 - Thu, Nov 21
9:06 am - 12:10 pmSEA-DCA
24h 04m1 stop
6:00 pm - 7:15 amDCA-SEA
16h 15m1 stop
$297Frontier
Find Deal
Sun, Nov 17 - Tue, Nov 19
7:11 pm - 5:13 amSEA-IAD
7h 02m1 stop
8:15 am - 6:54 pmIAD-SEA
13h 39m2 stops
$583United Airlines
Find Deal
Fri, Nov 15 - Sat, Nov 16
1:59 pm - 8:40 amSEA-IAD
15h 41m1 stop
5:00 am - 6:20 pmIAD-SEA
16h 20m1 stop
$627American Airlines
Find Deal
Sun, Nov 17 - Mon, Nov 25
7:25 am - 7:16 amSEA-IAD
20h 51m3 stops
10:05 am - 6:09 pmIAD-SEA
11h 04m1 stop
$640United Airlines
Find Deal
Mon, Nov 18 - Tue, Nov 19
12:59 am - 12:17 pmSEA-DCA
8h 18m1 stop
6:59 am - 12:40 pmDCA-SEA
8h 41m1 stop
$682American Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
10:16 am - 6:17 pmSEA-IAD
5h 01mnonstop
7:00 am - 9:50 amIAD-SEA
5h 50mnonstop
$753Alaska Airlines
Find Deal
Sat, Nov 16 - Wed, Nov 20
4:12 pm - 11:59 pmSEA-IAD
4h 47mnonstop
5:15 pm - 11:44 pmIAD-SEA
9h 29m1 stop
$757Alaska Airlines
Find Deal
Mon, Nov 18 - Thu, Nov 21
9:25 am - 5:26 pmSEA-IAD
5h 01mnonstop
6:25 pm - 9:38 pmIAD-SEA
6h 13mnonstop
$793Delta
Find Deal
Mon, Nov 18 - Fri, Nov 22
12:55 am - 10:58 amSEA-IAD
7h 03m1 stop
7:15 am - 10:28 amIAD-SEA
6h 13mnonstop
$803Delta
Find Deal
Sun, Nov 17 - Fri, Nov 22
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
$257United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$267Alaska Airlines
Find Deal
Tue, Jan 7 - Sat, Jan 25
7:25 am - 3:25 pmSEA-IAD
5h 00mnonstop
4:20 pm - 7:20 pmIAD-SEA
6h 00mnonstop
$272Delta
Find Deal
Thu, Jan 9 - Sat, Jan 25
7:25 am - 3:25 pmSEA-IAD
5h 00mnonstop
4:20 pm - 7:20 pmIAD-SEA
6h 00mnonstop
$277Delta
Find Deal
Tue, Jan 21 - Sat, Feb 1
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$282Alaska Airlines
Find Deal
Tue, Jan 7 - Fri, Jan 24
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
6:48 pm - 9:55 pmIAD-SEA
6h 07mnonstop
$285Alaska Airlines
Find Deal
Sun, Feb 9 - Fri, Feb 14
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$287Alaska Airlines
Find Deal
Thu, Jan 9 - Sun, Jan 12
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
$291United Airlines
Find Deal
Sat, Jan 18 - Mon, Jan 20
7:35 am - 3:43 pmSEA-IAD
5h 08mnonstop
5:15 pm - 8:19 pmIAD-SEA
6h 04mnonstop
$297Delta
Find Deal
Sat, Feb 22 - Fri, Feb 28
8:05 am - 4:03 pmSEA-IAD
4h 58mnonstop
5:15 pm - 8:20 pmIAD-SEA
6h 05mnonstop
$301United Airlines
Find Deal
Thu, Dec 5 - Sat, Dec 7

Alaska Airlines flights from Seattle to District of Columbia

Our best Alaska Airlines deals on Seattle to District of Columbia flight tickets
Alaska Airlines
Feb 1
SEA6:05 pmSeattle/Tacoma Intl
19h 18m
1 stop
IAD4:23 pmWashington, D.C. Dulles Intl
Feb 11
IAD6:57 pmWashington, D.C. Dulles Intl
6h 03m
SEA10:00 pmSeattle/Tacoma Intl
Alaska Airlines
Jan 7
SEA9:54 amSeattle/Tacoma Intl
5h 03m
IAD5:57 pmWashington, D.C. Dulles Intl
Jan 25
IAD6:57 pmWashington, D.C. Dulles Intl
6h 03m
SEA10:00 pmSeattle/Tacoma Intl
Alaska Airlines
Feb 1
SEA6:05 pmSeattle/Tacoma Intl
19h 18m
1 stop
IAD4:23 pmWashington, D.C. Dulles Intl
Feb 11
IAD5:25 pmWashington, D.C. Dulles Intl
19h 05m
1 stop
SEA9:30 amSeattle/Tacoma Intl

American Airlines flights from Seattle to District of Columbia

Our best American Airlines deals on Seattle to District of Columbia flight tickets
American Airlines
Jan 8
SEA1:35 pmSeattle/Tacoma Intl
6h 45m
1 stop
DCA11:20 pmWashington, D.C. Reagan-National
Jan 14
DCA6:06 amWashington, D.C. Reagan-National
10h 00m
1 stop
SEA1:06 pmSeattle/Tacoma Intl
American Airlines
Feb 1
SEA5:22 amSeattle/Tacoma Intl
11h 13m
2 stops
IAD7:35 pmWashington, D.C. Dulles Intl
Feb 11
IAD1:52 pmWashington, D.C. Dulles Intl
12h 19m
2 stops
SEA11:11 pmSeattle/Tacoma Intl
American Airlines
Dec 5
SEA1:56 pmSeattle/Tacoma Intl
6h 59m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Dec 11
IAD5:01 pmWashington, D.C. Dulles Intl
9h 08m
1 stop
SEA11:09 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to District of Columbia

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

What is the cheapest airline that flies to District of Columbia from Seattle?

Frontier. Frontier, Spirit Airlines, and JetBlue are the most popular carriers operating from Seattle to District of Columbia

What is the cheapest Seattle to District of Columbia flight route?

Seattle/Tacoma Intl - Washington, D.C. Reagan-National. Fly from Seattle/Tacoma Intl to Washington, D.C. Reagan-National for the best Seattle - District of Columbia flight prices

What cabin class options are available on Seattle to District of Columbia flights?

There are 4 cabin classes available to choose from on Seattle to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to District of Columbia flights?

You could potentially save up to 44% on your flight if you consider stops on a Seattle to District of Columbia flight.

Cheap Seattle to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to District of Columbia

Best Price Found

$129

Fastest flight time

4h 49m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Seattle in the past 72 hours is $129. The best round-trip flight deal from Seattle to District of Columbia found on momondo in the last 72 hours is $126.
The fastest flight from Seattle to District of Columbia takes 4h 49m
Direct flights go from Seattle to District of Columbia every day.
There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to District of Columbia?

    Prices for flights from Seattle/Tacoma Intl Airport to District of Columbia refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to District of Columbia?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The necessary travel and health documents for your District of Columbia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to District of Columbia?


Best airlines flying from Seattle to District of Columbia

Compare and see reviews for airlines that fly from Seattle to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $86Free CancellationRating
6.1
3,551 reviews
Search Frontier flights
DeltaPriceFrom $144Free CancellationRating
8.0
8,788 reviews
Search Delta flights
Sun Country AirPriceFrom $169Free CancellationRating
7.0
422 reviews
Search Sun Country Air flights
Spirit AirlinesPriceFrom $192Free CancellationRating
6.3
8,167 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $209Free CancellationRating
8.0
9,439 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $248Free CancellationRating
7.5
3,447 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to District of Columbia?

Finding the right flight to District of Columbia from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to District of Columbia quick and easy, saving you time and money.

Can I find flights from Seattle to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to District of Columbia?

Once you have performed a search for Seattle to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


An easier way to manage your District of Columbia 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.
1 adult
From?
To?
Tue 11/19
Tue 11/26
Email me momondo's favorite deals

Find better results for your trip to District of Columbia

Popular cities in District of Columbia

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