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$134+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEA
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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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 agosto 18, 2025.

Round-trip from

$228
(Alaska Airlines)

One-way from

$134
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$414

Good round-trip deal

$323 or less

Good one-way deal

$178 or less
From Maryland to Seattle/Tacoma Intl
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One-way flight from Maryland to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Maryland to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Maryland to Seattle/Tacoma Intl.
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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 agosto 18, 2025.

This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:27 pmBWI - SEA
1 stop9h 07mFrontier
vie. 9/56:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 8/18$221
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/246:42 pmBWI - SEA
1 stop17h 52mFrontier
vie. 9/56:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 8/18$227
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
mar. 9/237:00 amBWI - SEA
Nonstop5h 40mAlaska Airlines
lun. 9/299:29 pmSEA - BWI
Nonstop5h 10mAlaska Airlines
Deal found 8/18$228
This Kissandfly.com deal was found by Cheapflights users on 8/17. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:37 pmBWI - SEA
Nonstop5h 50mHawaiian Airlines
lun. 9/297:30 pmSEA - BWI
1 stop7h 30mHawaiian Airlines
Deal found 8/17$231
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/126:45 pmBWI - SEA
Nonstop5h 45mSouthwest
lun. 9/229:10 pmSEA - BWI
Nonstop5h 00mSouthwest
Deal found 8/17$232
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/135:45 pmBWI - SEA
Nonstop5h 45mSouthwest
mié. 9/243:50 pmSEA - BWI
1 stop10h 15mSouthwest
Deal found 8/17$233
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
jue. 9/185:45 amBWI - SEA
1 stop16h 51mMultiple Airlines
lun. 9/226:12 amSEA - BWI
1 stop8h 30mMultiple Airlines
Deal found 8/18$234
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/48:16 amBWI - SEA
1 stop10h 15mMultiple Airlines
lun. 9/86:12 amSEA - BWI
1 stop8h 30mMultiple Airlines
Deal found 8/17$235
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
mar. 10/216:45 pmBWI - SEA
2 stops20h 22mFrontier
sáb. 10/258:43 pmSEA - BWI
1 stop18h 01mFrontier
Deal found 8/16$236
This Frontier deal was found by Cheapflights users on 8/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/239:42 pmBWI - SEA
2 stops18h 44mFrontier
sáb. 10/258:43 pmSEA - BWI
2 stops20h 10mFrontier
Deal found 8/17$237
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
dom. 9/149:59 pmBWI - SEA
2 stops29h 31mFrontier
dom. 9/216:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 8/16$238
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
vie. 9/58:16 amBWI - SEA
1 stop10h 29mMultiple Airlines
vie. 9/126:12 amSEA - BWI
1 stop8h 30mMultiple Airlines
Deal found 8/16$239

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 agosto 18, 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

mar. 9/23

7:00 am-9:40 am

Nonstop5h 40m

Seattle/Tacoma Intl

mar. 9/30

9:29 pm-5:39 am

Nonstop5h 10m

$228

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

jue. 9/25

7:37 pm-10:27 pm

Nonstop5h 50m

Seattle/Tacoma Intl

lun. 9/29

9:29 pm-5:39 am

Nonstop5h 10m

$228

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

mar. 9/23

7:00 am-9:40 am

Nonstop5h 40m

Seattle/Tacoma Intl

lun. 9/29

9:29 pm-5:39 am

Nonstop5h 10m

$228

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

vie. 9/12

6:45 pm-9:30 pm

Nonstop5h 45m

Seattle/Tacoma Intl

lun. 9/22

9:10 pm-5:10 am

Nonstop5h 00m

$232

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

sáb. 9/20

5:45 pm-8:30 pm

Nonstop5h 45m

Seattle/Tacoma Intl

mar. 9/23

3:50 pm-5:05 am

1 stop10h 15m

$242

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

sáb. 9/13

5:45 pm-8:30 pm

Nonstop5h 45m

Seattle/Tacoma Intl

mar. 9/23

3:50 pm-5:05 am

1 stop10h 15m

$242

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

vie. 9/12

7:06 pm-11:43 pm

1 stop7h 37m

Seattle/Tacoma Intl

sáb. 12/13

4:55 pm-6:02 am

1 stop10h 07m

$243

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

lun. 9/15

7:06 pm-11:43 pm

1 stop7h 37m

Seattle/Tacoma Intl

mar. 9/23

9:45 pm-9:13 am

1 stop8h 28m

$243

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

jue. 1/15

6:00 am-10:45 am

1 stop7h 45m

Seattle/Tacoma Intl

mar. 1/20

1:45 pm-12:11 am

1 stop7h 26m

$243

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

mié. 11/26

6:00 am-10:45 am

1 stop7h 45m

Seattle/Tacoma Intl

mar. 12/2

11:55 pm-10:51 am

1 stop7h 56m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 60 results
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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 $389). 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 agosto 18, 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.

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 29 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 45m. The distance between Maryland and Seattle is about 2327 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 Southwest, which is currently one of the cheapest options available, starting at $139. Delta flights start at $139 while deals on Hawaiian Airlines 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. Reagan-National - Seattle/Tacoma Intl, Washington, D.C. Dulles Intl - Seattle/Tacoma Intl or Philadelphia - 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 Finnair (83%), Southwest (66%) and Alaska Airlines (60%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $403 for a flight from Maryland to Seattle. The cheapest flight overall is $128 while the most popular route, (Washington, D.C. Reagan-National - Seattle/Tacoma Intl) is currently priced at $172.

  • 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 $389). 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
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

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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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$130Average$266FlexibilityNo cancel feeOn-time65%
FrontierCheapest$134Average$244FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$206Average$599FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$318FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$256Average$419FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$257Average$487FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$276Average$417FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$277Average$472FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$313Average$402FlexibilityNo cancel feeOn-time83%

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