HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$106+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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

Keep the following information in mind while searching for Maryland to Seattle flight deals. Data was last updated September 17, 2025.

Round-trip from

$214
(CheapOair)

One-way from

$106
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$366

Good round-trip deal

$366 or less

Good one-way deal

$138 or less
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. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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

Find 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 September 17, 2025.

This CheapOair deal was found by Cheapflights users on 9/15. 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.
Fri 10/39:59 pmBWI - SEA
2 stops25h 40mFrontier
Mon 10/66:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 9/15$214
This CheapOair deal was found by Cheapflights users on 9/15. 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.
Fri 10/246:29 pmBWI - SEA
1 stop20h 38mFrontier
Mon 10/272:31 pmSEA - BWI
2 stops24h 58mFrontier
Deal found 9/15$215
This CheapOair deal was found by Cheapflights users on 9/15. 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.
Fri 10/176:17 pmBWI - SEA
1 stop20h 50mFrontier
Sun 10/198:43 pmSEA - BWI
1 stop18h 01mFrontier
Deal found 9/15$218
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/296:27 pmBWI - SEA
1 stop9h 03mFrontier
Fri 10/36:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 9/15$219
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:28 pmBWI - SEA
1 stop9h 31mUnited Airlines
Thu 12/49:05 amSEA - BWI
1 stop9h 22mUnited Airlines
Deal found 9/16$222
This CheapOair deal was found by Cheapflights users on 9/16. 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 10/99:42 pmBWI - SEA
1 stop14h 06mFrontier
Thu 10/161:02 pmSEA - BWI
1 stop25h 30mFrontier
Deal found 9/16$223
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:12 pmBWI - SEA
1 stop8h 01mUnited Airlines
Thu 11/133:37 pmSEA - BWI
1 stop11h 03mUnited Airlines
Deal found 9/16$227
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/86:21 pmBWI - SEA
1 stop23h 55mMultiple Airlines
Mon 10/136:39 pmSEA - BWI
1 stop19h 37mMultiple Airlines
Deal found 9/16$228
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:43 amBWI - SEA
2 stops15h 47mFrontier
Sat 10/47:00 amSEA - BWI
2 stops14h 06mFrontier
Deal found 9/15$231
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/85:04 amBWI - SEA
2 stops11h 06mAmerican Airlines
Wed 11/1210:07 pmSEA - BWI
1 stop9h 51mAmerican Airlines
Deal found 9/15$232
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/11:31 pmBWI - SEA
2 stops11h 17mAmerican Airlines
Sat 11/810:39 amSEA - BWI
1 stop9h 23mAmerican Airlines
Deal found 9/17$234
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:27 pmBWI - SEA
1 stop9h 03mFrontier
Fri 10/102:31 pmSEA - BWI
2 stops16h 52mFrontier
Deal found 9/14$237

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 September 17, 2025.
Use the filters below to find and compare flights from Maryland to Seattle that are best for you.

Fly from

Maryland

Fly to

Seattle

Route

Depart

Return

Price

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 10/7

4:21 pm-9:34 pm

1 stop8h 13m

Seattle/Tacoma Intl

Wed 10/8

8:42 am-9:30 pm

1 stop9h 48m

$222

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 10/30

6:00 am-12:58 pm

1 stop9h 58m

Seattle/Tacoma Intl

Mon 11/3

5:55 pm-6:00 am

1 stop9h 05m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Mon 11/10

6:58 pm-11:59 pm

1 stop8h 01m

Seattle/Tacoma Intl

Fri 11/14

11:10 pm-10:02 am

1 stop7h 52m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Sat 10/25

5:20 pm-10:30 pm

1 stop8h 10m

Seattle/Tacoma Intl

Sat 11/22

11:59 pm-9:59 am

1 stop7h 00m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Fri 11/7

7:15 am-2:45 pm

1 stop10h 30m

Seattle/Tacoma Intl

Fri 11/14

11:10 pm-10:02 am

1 stop7h 52m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 10/30

6:15 am-11:43 am

1 stop8h 28m

Seattle/Tacoma Intl

Sat 11/8

5:05 am-3:12 pm

1 stop7h 07m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Mon 11/17

6:58 pm-11:59 pm

1 stop8h 01m

Seattle/Tacoma Intl

Thu 11/20

7:12 pm-5:58 am

1 stop7h 46m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Fri 11/7

7:15 am-2:45 pm

1 stop10h 30m

Seattle/Tacoma Intl

Mon 11/10

5:00 pm-5:58 am

1 stop9h 58m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Wed 11/5

6:00 am-12:58 pm

1 stop9h 58m

Seattle/Tacoma Intl

Tue 11/11

5:00 pm-5:58 am

1 stop9h 58m

$227

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Sun 11/9

7:15 am-12:56 pm

1 stop8h 41m

Seattle/Tacoma Intl

Thu 11/13

7:12 pm-5:58 am

1 stop7h 46m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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, January is the cheapest month in which you can book a flight from Maryland to Seattle (average of $238). Flying from Maryland to Seattle in June is currently the most expensive (average of $387). 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maryland to Seattle as you normally would.

Weekly flight availability from Maryland to Seattle

Explore weekly flight availability from Maryland to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from USMD to SEA are scheduled on a Monday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

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 27 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 5h 49m. 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 United Airlines, which is currently one of the cheapest options available, starting at $114. Delta flights start at $114 while deals on Southwest start at $139 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 (73%), Finnair (73%) and Hawaiian Airlines (73%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $611 for a flight from Maryland to Seattle. The cheapest flight overall is $79 while the most popular route, (Washington, D.C. Dulles Intl - Seattle/Tacoma Intl) is currently priced at $184.

  • 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, January is the cheapest month in which you can book a flight from Maryland to Seattle (average of $238). Flying from Maryland to Seattle in June is currently the most expensive (average of $387). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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.
Los Angeles to Seattle flights
Dallas/Fort Worth to Seattle flights
Ontario to Seattle flights
O'Hare Intl to Seattle flights
San Francisco to Seattle flights
Hobby to Seattle flights
John F Kennedy Intl to Seattle flights
Santa Ana to Seattle flights
Denver to Seattle flights
Reagan-National to Seattle flights
San Jose to Seattle flights
Los Angeles to Portland flights
Sky Harbor Intl to Seattle flights
Dulles Intl to Seattle flights
San Diego to Seattle flights
Newark to Seattle flights
George Bush Intcntl to Seattle flights
LaGuardia to Seattle flights
Boston to Seattle flights
Baltimore to Seattle flights
Orlando to Seattle flights
Ontario to Portland flights
Atlanta to Seattle flights
Austin to Seattle flights
Minneapolis to Seattle flights
Philadelphia to Seattle flights
Dallas/Fort Worth to Portland flights
Salt Lake City to Seattle flights
San Francisco to Portland flights
Tampa to Seattle flights
Detroit to Seattle flights
Denver to Portland flights
Burbank to Seattle flights
O'Hare Intl to Portland flights
Oakland to Seattle flights
Sacramento to Seattle flights
Midway to Seattle flights
Honolulu to Seattle flights
Miami to Seattle flights
Sky Harbor Intl to Portland flights
Columbus to Seattle flights
Los Angeles to Everett flights
John F Kennedy Intl to Portland flights
Cleveland to Seattle flights
Boston to Portland flights
Love Field to Seattle flights
Newark to Portland flights
New Orleans to Seattle flights
Minneapolis to Portland flights
Las Vegas to Seattle flights

Top 9 airlines flying from Maryland to Seattle

Discover the top 9 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$126Average$268FlexibilityNo cancel feeOn-time65%
FrontierCheapest$137Average$251FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$206Average$599FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$313FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$233Average$418FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$259Average$496FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$276Average$411FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$277Average$473FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$313Average$402FlexibilityNo cancel feeOn-time83%

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.
Site
©2025 Cheapflights