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$144+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$245
(Priceline)

One-way from

$144
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$458

Good round-trip deal

$356 or less

Good one-way deal

$220 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. 2% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/25:26 pmBWI - SEA
1 stop9h 16mMultiple Airlines
Sat 8/95:30 pmSEA - BWI
1 stop9h 35mMultiple Airlines
Deal found 7/1$245
This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:27 pmBWI - SEA
1 stop9h 03mFrontier
Mon 9/296:12 amSEA - BWI
1 stop8h 30mFrontier
Deal found 7/1$248
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:00 pmDCA - SEA
1 stop9h 34mFrontier
Tue 9/97:00 amSEA - DCA
1 stop7h 14mFrontier
Deal found 7/1$248
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:38 pmBWI - SEA
1 stop8h 17mAmerican Airlines
Fri 8/2912:46 amSEA - BWI
1 stop7h 28mAmerican Airlines
Deal found 7/3$252
This SmartFares deal was found by Cheapflights users on 7/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:09 pmIAD - SEA
Nonstop5h 42mHawaiian Airlines
Sat 8/3011:30 pmSEA - IAD
Nonstop5h 02mHawaiian Airlines
Deal found 7/1$254
This Frontier deal was found by Cheapflights users on 6/30. 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 8/228:19 pmIAD - SEA
2 stops18h 26mFrontier
Wed 8/276:41 amSEA - IAD
2 stops11h 58mFrontier
Deal found 6/30$263
This Orbitz deal was found by Cheapflights users on 7/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:06 pmDCA - SEA
Nonstop5h 50mMultiple Airlines
Sat 9/67:00 amSEA - DCA
1 stop7h 14mMultiple Airlines
Deal found 7/2$266
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/288:22 pmBWI - SEA
2 stops23h 03mSpirit Airlines
Wed 7/305:30 pmSEA - BWI
1 stop9h 35mSpirit Airlines
Deal found 6/30$271
This iWofly deal was found by Cheapflights users on 7/2. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:13 pmIAD - SEA
Nonstop5h 47mAlaska Airlines
Sat 8/2311:30 pmSEA - IAD
Nonstop5h 02mAlaska Airlines
Deal found 7/2$273
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:37 pmBWI - SEA
Nonstop5h 50mAlaska Airlines
Wed 10/19:29 pmSEA - BWI
Nonstop5h 10mAlaska Airlines
Deal found 7/3$277
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:59 pmDCA - SEA
Nonstop5h 41mDelta
Sat 10/47:25 amSEA - DCA
Nonstop5h 05mDelta
Deal found 7/2$277
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/237:35 amIAD - SEA
Nonstop5h 45mDelta
Sat 8/309:55 pmSEA - IAD
Nonstop5h 00mDelta
Deal found 7/1$279

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 July 3, 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

Sat 8/2

5:26 pm-11:42 pm

1 stop9h 16m

Seattle/Tacoma Intl

Sat 8/9

5:30 pm-6:05 am

1 stop9h 35m

$245

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Mon 9/22

6:27 pm-12:30 am

1 stop9h 03m

Seattle/Tacoma Intl

Mon 9/29

6:12 am-5:42 pm

1 stop8h 30m

$248

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Mon 9/1

6:00 pm-12:34 am

1 stop9h 34m

Seattle/Tacoma Intl

Tue 9/9

7:00 am-5:14 pm

1 stop7h 14m

$248

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Sat 8/23

5:38 pm-10:55 pm

1 stop8h 17m

Seattle/Tacoma Intl

Fri 8/29

12:46 am-11:14 am

1 stop7h 28m

$252

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Sat 8/23

6:09 pm-8:51 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Sat 8/30

11:30 pm-7:32 am

Nonstop5h 02m

$254

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 8/22

8:19 pm-11:45 am

2 stops18h 26m

Seattle/Tacoma Intl

Wed 8/27

6:41 am-9:39 pm

2 stops11h 58m

$263

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Sat 8/23

5:06 pm-7:56 pm

Nonstop5h 50m

Seattle/Tacoma Intl

Sat 9/6

7:00 am-5:14 pm

1 stop7h 14m

$266

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Mon 7/28

8:22 pm-4:25 pm

2 stops23h 03m

Seattle/Tacoma Intl

Wed 7/30

5:30 pm-6:05 am

1 stop9h 35m

$271

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Sat 8/16

6:13 pm-9:00 pm

Nonstop5h 47m

Seattle/Tacoma Intl

Sat 8/23

11:30 pm-7:32 am

Nonstop5h 02m

$273

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Sat 9/20

4:59 pm-7:40 pm

Nonstop5h 41m

Seattle/Tacoma Intl

Wed 10/8

7:23 am-3:35 pm

Nonstop5h 12m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 July is currently the most expensive (average of $390). 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 July 3, 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 July 3, 2025.

The most flights from USMD to SEA are scheduled on a Wednesday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Maryland to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $144. Frontier flights start at $145 while deals on Alaska Airlines start at $146 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 (73%) and Alaska Airlines (60%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $845 for a flight from Maryland to Seattle. The cheapest flight overall is $152 while the most popular route, (Washington, D.C. Reagan-National - Seattle/Tacoma Intl) is currently priced at $238.

  • 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 July is currently the most expensive (average of $390). 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 Maryland?

Book flights to Maryland if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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Alternative routes for Maryland to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$123Average$263FlexibilityNo cancel feeOn-time65%
FrontierCheapest$130Average$221FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$206Average$602FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$335FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$244Average$402FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$270Average$421FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$276Average$411FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$277Average$472FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$333Average$524FlexibilityNo cancel feeOn-time63%

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