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Cheap flights from District of Columbia to Seattle from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Seattle departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from District of Columbia to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from District of Columbia to Seattle 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 District of Columbia to Seattle.

Cheap last minute flights

Planning a quick getaway from District of Columbia to Seattle? 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 Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from District of Columbia to Seattle

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

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
7:00 am - 1:10 pmDCA-SEA
9h 10m1 stop
9:36 pm - 12:08 pmSEA-DCA
11h 32m1 stop
$168Frontier
Find Deal
Tue, Dec 17 - Tue, Dec 24
1:01 pm - 3:41 pmDCA-SEA
29h 40m1 stop
3:15 pm - 12:06 pmSEA-DCA
17h 51m1 stop
$169Frontier
Find Deal
Wed, Jan 8 - Thu, Jan 23
7:00 am - 12:36 pmDCA-SEA
8h 36m1 stop
2:05 pm - 9:59 pmSEA-DCA
4h 54mnonstop
Wed, Mar 5 - Sat, Mar 8
7:00 am - 3:41 pmDCA-SEA
11h 41m1 stop
2:05 pm - 9:59 pmSEA-DCA
4h 54mnonstop
Thu, Jan 9 - Tue, Jan 14
4:15 pm - 10:38 pmDCA-SEA
9h 23m1 stop
11:48 pm - 1:59 pmSEA-DCA
11h 11m1 stop
$268JetBlue
Find Deal
Wed, Mar 5 - Fri, Mar 7
9:00 am - 11:00 amDCA-SEA
29h 00m1 stop
2:05 pm - 9:59 pmSEA-DCA
4h 54mnonstop
$271Alaska Airlines
Find Deal
Thu, Jan 9 - Fri, Jan 10
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$276Delta
Find Deal
Sat, Jan 18 - Sat, Jan 25
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$277Delta
Find Deal
Sat, Jan 11 - Sat, Jan 25
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
$282Alaska Airlines
Find Deal
Wed, Jan 8 - Fri, Jan 24
11:45 am - 9:29 pmDCA-SEA
12h 44m1 stop
11:19 pm - 10:43 amSEA-DCA
8h 24m1 stop
$310JetBlue
Find Deal
Wed, May 7 - Fri, May 9
7:00 am - 2:25 pmDCA-SEA
10h 25m1 stop
$81Frontier
Find Deal
Mon, Jan 27
7:00 am - 12:36 pmDCA-SEA
8h 36m1 stop
$82Frontier
Find Deal
Mon, Mar 3
3:35 pm - 10:07 pmDCA-SEA
9h 32m1 stop
$134JetBlue
Find Deal
Sun, Feb 16
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
$139Alaska Airlines
Find Deal
Wed, Jan 8
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
$144Delta
Find Deal
Sun, Jan 12
10:05 am - 6:15 pmIAD-SEA
11h 10m1 stop
$148United Airlines
Find Deal
Tue, Jan 7
5:25 pm - 8:24 pmIAD-SEA
5h 59mnonstop
$149United Airlines
Find Deal
Mon, Mar 24
8:00 am - 11:04 amDCA-SEA
6h 04mnonstop
$159Alaska Airlines
Find Deal
Sat, Feb 1
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
$159Delta
Find Deal
Thu, Feb 6
11:45 am - 9:29 pmDCA-SEA
12h 44m1 stop
$182JetBlue
Find Deal
Sat, May 10
6:00 pm - 7:41 amDCA-SEA
16h 41m1 stop
2:34 pm - 12:01 pmSEA-DCA
18h 27m1 stop
$556Frontier
Find Deal
Fri, Nov 29 - Fri, Dec 6
5:05 am - 12:59 pmDCA-SEA
10h 54m1 stop
11:50 am - 11:07 pmSEA-DCA
8h 17m1 stop
$672American Airlines
Find Deal
Fri, Nov 29 - Sun, Dec 15
6:00 pm - 11:20 amDCA-SEA
20h 20m1 stop
10:05 pm - 12:06 pmSEA-DCA
11h 01m1 stop
$706Frontier
Find Deal
Thu, Nov 28 - Sat, Nov 30
12:47 pm - 5:28 pmIAD-SEA
7h 41m1 stop
10:04 am - 6:06 pmSEA-IAD
5h 02mnonstop
Wed, Nov 27 - Fri, Nov 29
12:33 pm - 9:31 amIAD-SEA
23h 58m1 stop
6:35 pm - 11:59 amSEA-IAD
14h 24m1 stop
$745Sun Country Air
Find Deal
Tue, Nov 26 - Sun, Dec 1
7:02 am - 10:00 amIAD-SEA
5h 58mnonstop
7:59 pm - 4:32 pmSEA-IAD
17h 33m1 stop
$752Alaska Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 3
12:40 pm - 5:28 pmIAD-SEA
7h 48m1 stop
6:35 pm - 11:59 amSEA-IAD
14h 24m1 stop
$755Sun Country Air
Find Deal
Fri, Nov 29 - Sun, Dec 1
2:00 pm - 10:55 pmDCA-SEA
11h 55m2 stops
10:05 am - 10:55 pmSEA-DCA
9h 50m1 stop
$767Southwest
Find Deal
Fri, Nov 29 - Fri, Dec 6
4:40 pm - 10:55 pmDCA-SEA
9h 15m2 stops
8:25 am - 10:00 pmSEA-DCA
10h 35m2 stops
$772Southwest
Find Deal
Fri, Nov 29 - Fri, Dec 6
4:54 pm - 11:59 pmIAD-SEA
10h 05m1 stop
9:40 pm - 5:32 amSEA-IAD
4h 52mnonstop
$838Alaska Airlines
Find Deal
Wed, Nov 27 - Fri, Nov 29
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$276Delta
Find Deal
Sat, Jan 18 - Sat, Jan 25
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$277Delta
Find Deal
Sat, Jan 11 - Wed, Jan 22
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$278Delta
Find Deal
Sat, Jan 18 - Sat, Jan 25
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
$282Alaska Airlines
Find Deal
Wed, Jan 8 - Thu, Jan 23
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
$284Alaska Airlines
Find Deal
Wed, Jan 8 - Thu, Jan 23
6:57 pm - 10:00 pmIAD-SEA
6h 03mnonstop
9:54 am - 5:57 pmSEA-IAD
5h 03mnonstop
$287Alaska Airlines
Find Deal
Thu, Jan 9 - Sat, Jan 25
4:05 pm - 7:06 pmIAD-SEA
6h 01mnonstop
7:10 am - 3:10 pmSEA-IAD
5h 00mnonstop
$297Delta
Find Deal
Thu, Jan 9 - Sat, Jan 25
5:28 pm - 8:31 pmIAD-SEA
6h 03mnonstop
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
$361United Airlines
Find Deal
Mon, Jan 6 - Sun, Jan 12
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
8:00 am - 4:06 pmSEA-IAD
5h 06mnonstop
$382United Airlines
Find Deal
Fri, Jan 10 - Sat, Jan 25
5:30 pm - 8:31 pmIAD-SEA
6h 01mnonstop
8:10 am - 4:09 pmSEA-IAD
4h 59mnonstop
$383United Airlines
Find Deal
Sun, Feb 9 - Mon, Feb 17

Alaska Airlines flights from District of Columbia to Seattle

Our best Alaska Airlines deals on District of Columbia to Seattle flight tickets
Alaska Airlines
Jan 9
DCA9:00 amWashington, D.C. Reagan-National
29h 00m
1 stop
SEA11:00 amSeattle/Tacoma Intl
Jan 10
SEA2:05 pmSeattle/Tacoma Intl
4h 54m
DCA9:59 pmWashington, D.C. Reagan-National
Alaska Airlines
Jan 8
IAD6:57 pmWashington, D.C. Dulles Intl
6h 03m
SEA10:00 pmSeattle/Tacoma Intl
Jan 24
SEA9:54 amSeattle/Tacoma Intl
5h 03m
IAD5:57 pmWashington, D.C. Dulles Intl
Alaska Airlines
Jan 8
IAD6:57 pmWashington, D.C. Dulles Intl
6h 03m
SEA10:00 pmSeattle/Tacoma Intl
Jan 23
SEA9:54 amSeattle/Tacoma Intl
5h 03m
IAD5:57 pmWashington, D.C. Dulles Intl

Frontier flights from District of Columbia to Seattle

Our best Frontier deals on District of Columbia to Seattle flight tickets
Frontier
Dec 17
DCA7:00 amWashington, D.C. Reagan-National
9h 10m
1 stop
SEA1:10 pmSeattle/Tacoma Intl
Dec 24
SEA9:36 pmSeattle/Tacoma Intl
11h 32m
1 stop
DCA12:08 pmWashington, D.C. Reagan-National
Frontier
Jan 8
DCA1:01 pmWashington, D.C. Reagan-National
29h 40m
1 stop
SEA3:41 pmSeattle/Tacoma Intl
Jan 23
SEA3:15 pmSeattle/Tacoma Intl
17h 51m
1 stop
DCA12:06 pmWashington, D.C. Reagan-National
Frontier
Dec 17
DCA7:00 amWashington, D.C. Reagan-National
9h 10m
1 stop
SEA1:10 pmSeattle/Tacoma Intl
Dec 25
SEA9:36 pmSeattle/Tacoma Intl
11h 32m
1 stop
DCA12:08 pmWashington, D.C. Reagan-National

See travel insights to Seattle from

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

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 month to fly to Seattle?

In general, January is the cheapest month to fly from District of Columbia to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $331. If you don’t want to visit Seattle in January, then you should wait until February to fly from District of Columbia, when ticket prices are also cheap, with an average price of $347.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from District of Columbia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $392. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $472.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from District of Columbia at noon is the least expensive time of day to depart. momondo users have found prices as low as $324 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $451. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from District of Columbia when booking 30 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $409 when searching 30 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $316 in the past 72 hours.

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

There are 4 cabin classes available to choose from on District of Columbia to Seattle/Tacoma Intl 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 District of Columbia to Seattle flights?

You could potentially save up to 40% on your flight if you consider stops on a District of Columbia to Seattle flight.

Cheap District of Columbia to Seattle flight deals and tips

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

Best Price Found

$81

Fastest flight time

5h 45m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from District of Columbia in the past 72 hours is $81. The best round-trip flight deal from District of Columbia to Seattle found on momondo in the last 72 hours is $168.
The fastest flight from District of Columbia to Seattle takes 5h 45m
Direct flights go from District of Columbia to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    Prices for flights from District of Columbia to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

    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 District of Columbia to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


Best airlines flying from District of Columbia to Seattle

Compare and see reviews for airlines that fly from District of Columbia to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $90Free CancellationRating
6.1
3,526 reviews
Search Frontier flights
Sun Country AirPriceFrom $144Free CancellationRating
7.0
414 reviews
Search Sun Country Air flights
Spirit AirlinesPriceFrom $164Free CancellationRating
6.3
8,176 reviews
Search Spirit Airlines flights
DeltaPriceFrom $170Free CancellationRating
8.0
8,734 reviews
Search Delta flights
Alaska AirlinesPriceFrom $207Free CancellationRating
8.0
9,475 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $224Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $248Free CancellationRating
7.4
3,365 reviews
Search JetBlue flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights
SouthwestPriceFrom $326Free CancellationRating
8.1
4,984 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find District of Columbia to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Seattle from District of Columbia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of District of Columbia to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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