HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$64+ Cheap flights from Maryland to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEA
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maryland to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Maryland to Seattle

Cheapest flights from Maryland to Seattle
Explore the most affordable flight options available from Maryland to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 6, 2026.

This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:50 am
BWI
-
SEA
2 stops15h 10m
Southwest
Tue 4/2111:45 pm
SEA
-
BWI
2 stops9h 05m
Southwest
Deal found 3/3$195
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:59 pm
BWI
-
SEA
1 stop7h 44m
Delta
Tue 6/97:35 pm
SEA
-
BWI
1 stop7h 28m
Delta
Deal found 3/1$197
This Alaska Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:10 am
IAD
-
SEA
Nonstop5h 48m
Alaska Airlines
Mon 5/49:41 pm
SEA
-
IAD
Nonstop5h 09m
Alaska Airlines
Deal found 3/5$198
This American Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:52 pm
BWI
-
SEA
1 stop7h 44m
American Airlines
Wed 4/291:19 pm
SEA
-
BWI
1 stop7h 37m
American Airlines
Deal found 3/1$198
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:00 pm
DCA
-
SEA
1 stop18h 27m
Frontier
Tue 4/147:12 pm
SEA
-
DCA
1 stop18h 47m
Frontier
Deal found 3/5$198
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:30 pm
IAD
-
SEA
1 stop9h 05m
Southwest
Thu 4/305:30 am
SEA
-
IAD
1 stop7h 20m
Southwest
Deal found 3/3$199
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 pm
DCA
-
SEA
1 stop8h 10m
Southwest
Wed 4/296:00 am
SEA
-
DCA
1 stop7h 15m
Southwest
Deal found 3/4$199
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 pm
DCA
-
SEA
1 stop18h 52m
Frontier
Sun 4/197:12 pm
SEA
-
DCA
1 stop14h 48m
Frontier
Deal found 3/3$200
This Southwest deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:50 am
IAD
-
SEA
2 stops20h 10m
Southwest
Tue 5/129:20 am
SEA
-
IAD
2 stops11h 20m
Southwest
Deal found 3/2$201
This Booking.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:00 am
DCA
-
SEA
1 stop29h 27m
Frontier
Thu 4/164:20 pm
SEA
-
DCA
1 stop26h 39m
Frontier
Deal found 3/4$202
This American Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:31 pm
BWI
-
SEA
1 stop9h 05m
American Airlines
Tue 4/2110:25 am
SEA
-
BWI
1 stop9h 44m
American Airlines
Deal found 3/4$203
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:30 pm
IAD
-
SEA
1 stop9h 00m
Southwest
Wed 4/299:20 am
SEA
-
IAD
1 stop11h 20m
Southwest
Deal found 3/4$204

Find flight deals from Maryland to Seattle

Keep the following information in mind while searching for Maryland to Seattle flight deals. Data was last updated March 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(Southwest)

One-way from

$64
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$383

Good round-trip deal

$336 or less

Good one-way deal

$149 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seattle/Tacoma Intl flights.
Search Deals
From Maryland to Seattle/Tacoma Intl
Search Deals
One-way flight from Maryland to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Maryland to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Maryland to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated March 6, 2026.
Use the filters below to find and compare flights from Maryland to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Sat 4/4

7:00 am-10:03 am

Nonstop6h 03m

Seattle/Tacoma Intl

Mon 4/13

9:45 pm-9:15 am

1 stop8h 30m

$208

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 6/2

6:20 pm-12:10 am

1 stop8h 50m

Seattle/Tacoma Intl

Wed 6/10

9:25 pm-5:20 am

Nonstop4h 55m

$209

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Thu 5/7

5:15 pm-12:40 am

2 stops10h 25m

Seattle/Tacoma Intl

Mon 5/11

6:30 am-7:55 pm

2 stops10h 25m

$209

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 4/28

6:00 am-11:05 am

1 stop8h 05m

Seattle/Tacoma Intl

Mon 5/4

7:30 am-3:27 pm

Nonstop4h 57m

$227

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 4/10

7:00 am-10:03 am

Nonstop6h 03m

Seattle/Tacoma Intl

Tue 4/14

3:59 pm-11:55 pm

Nonstop4h 56m

$238

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 4/16

9:40 am-10:35 pm

1 stop15h 55m

Seattle/Tacoma Intl

Sat 4/18

6:55 pm-5:45 am

1 stop7h 50m

$244

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 4/16

9:40 am-10:35 pm

1 stop15h 55m

Seattle/Tacoma Intl

Thu 4/23

9:40 am-11:30 pm

2 stops10h 50m

$246

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Wed 4/22

6:20 am-5:45 pm

2 stops14h 25m

Seattle/Tacoma Intl

Wed 4/29

9:20 am-11:40 pm

2 stops11h 20m

$258

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Thu 5/7

10:05 am-4:12 pm

1 stop9h 07m

Seattle/Tacoma Intl

Sun 5/10

11:53 pm-10:59 am

1 stop8h 06m

$261
Quickest round-trip

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Thu 5/14

7:00 am-9:44 am

Nonstop5h 44m

Seattle/Tacoma Intl

Sun 5/17

4:05 pm-12:15 am

Nonstop5h 10m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Maryland to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Maryland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maryland to Seattle

What is the cheapest month to book a flight from Maryland to Seattle?

Currently, March is the cheapest month in which you can book a flight from Maryland to Seattle (average of $112). Flying from Maryland to Seattle in July is currently the most expensive (average of $211). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MD to SEA?

Find hourly flight availability from Maryland to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 6, 2026.

It’s typically best to fly out from Maryland to Seattle in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Maryland to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Maryland?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Maryland. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How popular is this Maryland to Seattle flight route?

    This flight path from Maryland to Seattle/Tacoma Intl was viewed by 31 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Maryland to Seattle?

    Departing from Maryland to Seattle will take you 6h 03m. The distance between Maryland and Seattle is about 2299 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Maryland to Seattle one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $79. Southwest flights start at $89 while deals on Spirit Airlines start at $96 one-way.

  • What are the most popular routes from Maryland to Seattle?

    When deciding which route to take from Maryland to Seattle consider Washington, D.C. Dulles Intl - Seattle/Tacoma Intl, Washington, D.C. Reagan-National - Seattle/Tacoma Intl or Baltimore/Washington - Seattle/Tacoma Intl as they are the most popular.

  • What are the most reliable airlines from Maryland to Seattle?

    The top 3 most reliable airlines when flying from Maryland to Seattle are Alaska Airlines (47%), Air Tahiti Nui (44%) and Hawaiian Airlines (43%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $972 for a flight from Maryland to Seattle. The cheapest flight overall is $113 while the most popular route, (Washington, D.C. Dulles Intl - Seattle/Tacoma Intl) is currently priced at $159.

  • Can I find deals for flights from Maryland to Seattle that include hotel bookings?

    Yes. In addition to deals on Maryland to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maryland to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maryland to Seattle.

  • Can I find deals for business class flights from Maryland to Seattle?

    Yes. Cheapflights offers flight deals from Maryland to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Maryland to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Maryland to Seattle (average of $112). Flying from Maryland to Seattle in July is currently the most expensive (average of $211). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Maryland to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Seattle flights
Los Angeles to Seattle flights
John F Kennedy Intl to Seattle flights
San Francisco to Seattle flights
Newark to Seattle flights
Dulles Intl to Seattle flights
O'Hare Intl to Seattle flights
Ontario to Seattle flights
Reagan-National to Seattle flights
Atlanta to Seattle flights
Hobby to Seattle flights
Minneapolis to Seattle flights
San Jose to Seattle flights
Orlando to Seattle flights
Boston to Seattle flights
Santa Ana to Seattle flights
George Bush Intcntl to Seattle flights
Denver to Seattle flights
San Diego to Seattle flights
Detroit to Seattle flights
LaGuardia to Seattle flights
Baltimore to Seattle flights
Austin to Seattle flights
Los Angeles to Portland flights
Salt Lake City to Seattle flights
Sky Harbor Intl to Seattle flights
Tampa to Seattle flights
Philadelphia to Seattle flights
Oakland to Seattle flights
Raleigh to Seattle flights
Cincinnati to Seattle flights
Fort Lauderdale to Seattle flights
Kansas City to Seattle flights
Dallas/Fort Worth to Portland flights
San Francisco to Portland flights
John F Kennedy Intl to Portland flights
Charlotte to Seattle flights
O'Hare Intl to Portland flights
Love Field to Seattle flights
Ontario to Portland flights
Los Angeles to Everett flights
Miami to Seattle flights
Nashville to Seattle flights
Cleveland to Seattle flights
San Francisco to Everett flights
St. Louis to Seattle flights
Burbank to Seattle flights
Honolulu to Seattle flights
Las Vegas to Seattle flights
Newark to Portland flights

Top 8 airlines flying from Maryland to Seattle

Discover the top 8 airlines that operate flights from Maryland to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$103Average$292FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$126Average$268FlexibilityNo cancel feeOn-time65%
FrontierCheapest$134Average$228FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$169Average$412FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$179Average$597FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$394FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$236Average$469FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$274Average$446FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.