Cheap flights from Seattle to Washington, D.C. from $82

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 4/21. 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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Cheap round-trip flights

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Southwest Logo
7:10 pm - 5:45 am
SEA
-
BWI
7h 35m
1 stop
Southwest Logo
6:20 pm - 12:10 am
BWI
-
SEA
8h 50m
1 stop
$164Southwest
Tue, Apr 21 - Tue, Apr 28
Southwest Logo
7:10 pm - 5:45 am
SEA
-
BWI
7h 35m
1 stop
Southwest Logo
3:10 pm - 10:30 pm
BWI
-
SEA
10h 20m
2 stops
$169Southwest
Tue, Apr 21 - Tue, Apr 28
Frontier Logo
7:12 pm - 9:59 pm
SEA
-
DCA
23h 47m
1 stop
Frontier Logo
6:00 pm - 9:27 am
DCA
-
SEA
18h 27m
1 stop
$228Frontier
Tue, Apr 14 - Mon, Apr 20
Frontier Logo
7:50 pm - 12:59 pm
SEA
-
DCA
14h 09m
1 stop
Frontier Logo
6:00 pm - 9:49 am
DCA
-
SEA
18h 49m
1 stop
$230Frontier
Tue, May 5 - Fri, May 8
Delta Logo
7:30 am - 3:27 pm
SEA
-
DCA
4h 57mnonstop
Delta Logo
4:39 pm - 7:30 pm
DCA
-
SEA
5h 51mnonstop
$234Delta
Sat, May 2 - Wed, May 6
United Airlines Logo
5:25 pm - 7:20 am
SEA
-
BWI
10h 55m
1 stop
United Airlines Logo
7:05 pm - 11:59 pm
BWI
-
SEA
7h 54m
1 stop
$234United Airlines
Fri, May 1 - Mon, May 4
United Airlines Logo
8:00 am - 4:11 pm
SEA
-
IAD
5h 11mnonstop
United Airlines Logo
5:55 pm - 8:53 pm
IAD
-
SEA
5h 58mnonstop
$237United Airlines
Sun, Apr 19 - Sat, Apr 25
Alaska Airlines Logo
9:41 pm - 5:50 am
SEA
-
IAD
5h 09mnonstop
Alaska Airlines Logo
6:47 pm - 10:26 am
IAD
-
SEA
18h 39m
1 stop
$239Alaska Airlines
Wed, Apr 22 - Mon, Apr 27
Delta Logo
7:35 pm - 6:00 am
SEA
-
BWI
7h 25m
1 stop
Delta Logo
7:15 am - 2:46 pm
BWI
-
SEA
10h 31m
1 stop
$239Delta
Thu, Apr 16 - Wed, Apr 22
Alaska Airlines Logo
9:41 pm - 5:50 am
SEA
-
IAD
5h 09mnonstop
Alaska Airlines Logo
7:10 am - 9:58 am
IAD
-
SEA
5h 48mnonstop
$244Alaska Airlines
Fri, May 1 - Thu, May 7

Southwest flights from Seattle to Annapolis

Our best Southwest deals on Seattle to Annapolis flight tickets
Southwest
Apr 15
SEA1:25 pmSeattle/Tacoma Intl
7h 15m
1 stop
IAD11:40 pmWashington, D.C. Dulles Intl
Apr 22
IAD4:30 pmWashington, D.C. Dulles Intl
9h 00m
1 stop
SEA10:30 pmSeattle/Tacoma Intl
$229
Southwest
May 4
SEA6:30 amSeattle/Tacoma Intl
14h 50m
2 stops
IAD12:20 amWashington, D.C. Dulles Intl
May 9
IAD5:05 pmWashington, D.C. Dulles Intl
8h 05m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
$230
Southwest
Apr 22
SEA6:25 pmSeattle/Tacoma Intl
8h 15m
1 stop
BWI5:40 amBaltimore/Washington
Apr 25
BWI11:10 amBaltimore/Washington
10h 05m
2 stops
SEA6:15 pmSeattle/Tacoma Intl
$231

Alaska Airlines flights from Seattle to Annapolis

Our best Alaska Airlines deals on Seattle to Annapolis flight tickets
Alaska Airlines
Apr 22
SEA9:41 pmSeattle/Tacoma Intl
5h 09m
IAD5:50 amWashington, D.C. Dulles Intl
Apr 27
IAD6:47 pmWashington, D.C. Dulles Intl
18h 39m
1 stop
SEA10:26 amSeattle/Tacoma Intl
$239
Alaska Airlines
May 1
SEA9:41 pmSeattle/Tacoma Intl
5h 09m
IAD5:50 amWashington, D.C. Dulles Intl
May 7
IAD7:10 amWashington, D.C. Dulles Intl
5h 48m
SEA9:58 amSeattle/Tacoma Intl
$244
Alaska Airlines
May 1
SEA1:43 pmSeattle/Tacoma Intl
5h 16m
DCA9:59 pmWashington, D.C. Reagan-National
May 5
DCA8:00 amWashington, D.C. Reagan-National
5h 57m
SEA10:57 amSeattle/Tacoma Intl
$249

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Annapolis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from Seattle to Annapolis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 4/21

7:10 pm-5:45 am

1 stop7h 35m

Baltimore/Washington

Tue 4/28

6:20 pm-12:10 am

1 stop8h 50m

$164

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 4/21

7:10 pm-5:45 am

1 stop7h 35m

Baltimore/Washington

Tue 4/28

3:10 pm-10:30 pm

2 stops10h 20m

$169

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 4/14

7:12 pm-9:59 pm

1 stop23h 47m

Washington, D.C. Reagan-National

Mon 4/20

6:00 pm-9:27 am

1 stop18h 27m

$228

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 5/5

7:50 pm-12:59 pm

1 stop14h 09m

Washington, D.C. Reagan-National

Fri 5/8

6:00 pm-9:49 am

1 stop18h 49m

$230
Quickest round-trip

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 5/2

7:30 am-3:27 pm

Nonstop4h 57m

Washington, D.C. Reagan-National

Wed 5/6

4:39 pm-7:30 pm

Nonstop5h 51m

$234

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Fri 5/1

5:25 pm-7:20 am

1 stop10h 55m

Baltimore/Washington

Mon 5/4

7:05 pm-11:59 pm

1 stop7h 54m

$234

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sun 4/19

8:00 am-4:11 pm

Nonstop5h 11m

Washington, D.C. Dulles Intl

Sat 4/25

5:55 pm-8:53 pm

Nonstop5h 58m

$237

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 4/22

9:41 pm-5:50 am

Nonstop5h 09m

Washington, D.C. Dulles Intl

Mon 4/27

6:47 pm-10:26 am

1 stop18h 39m

$239

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Thu 4/16

7:35 pm-6:00 am

1 stop7h 25m

Baltimore/Washington

Wed 4/22

7:15 am-2:46 pm

1 stop10h 31m

$239

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Fri 5/1

9:41 pm-5:50 am

Nonstop5h 09m

Washington, D.C. Dulles Intl

Thu 5/7

7:10 am-9:58 am

Nonstop5h 48m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Seattle to Annapolis

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 typical price of a round-trip flight between Seattle and Annapolis?

What is the cheapest month to fly to Annapolis?

In general, January is the cheapest month to fly from Seattle to Annapolis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you’re not able to fly to Annapolis in January, then August is your next best option. Flight prices from Seattle to Annapolis during August average around $347.

What is the cheapest Seattle/Tacoma Intl to Annapolis flight route?

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

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

You are more likely to see cheaper flights to Annapolis from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Annapolis for around $424 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Annapolis from Seattle for as low as $318 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Annapolis flights?

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

You could potentially save up to 6% on your flight if you consider stops on a Seattle to Annapolis flight.

Cheap Seattle to Annapolis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Annapolis

Fastest flight time

4h 53m

Direct flights

Every day

Airports in Annapolis

2 airports
The fastest flight from Seattle to Annapolis takes 4h 53m
Direct flights go from Seattle to Annapolis every day.
There are 2 airports in Annapolis. From Seattle there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).
  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Annapolis?

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Annapolis.

  • What documentation or ID do you need to fly to Annapolis?

    The travel and health documents required for your trip to Annapolis 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 Annapolis. 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 Annapolis?

Best airlines flying from Seattle to Annapolis

Compare and see reviews for airlines that fly from Seattle to Annapolis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $103Free CancellationRating
7.9
8,318 reviews
Search Delta flights
FrontierPriceFrom $126Free CancellationRating
5.7
3,020 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $138Free CancellationRating
7.8
2,840 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $178Free CancellationRating
7.1
11,487 reviews
Search American Airlines flights
SouthwestPriceFrom $187Free CancellationRating
8.0
4,324 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $199Free CancellationRating
7.9
12,101 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,464 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Annapolis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Annapolis from Seattle.

Can I find flights from Seattle to Annapolis with flexible booking policies on momondo?

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

How can momondo help me find flights from Seattle to Annapolis?

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

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

Price alerts on flights to Annapolis from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Wed 4/22
Wed 4/29

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