Seattle

$139+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SEA
Apr 2 — Apr 91
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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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$139
(American Airlines)

Popular in

June

Cheapest in

September

Average price

$419

Good round-trip deal

$442 or less

Good one-way deal

$205 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seattle/Tacoma Intl flights.
From Maryland to Seattle/Tacoma Intl
One-way flight from Maryland to Seattle/Tacoma Intl
Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Maryland to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Maryland to Seattle/Tacoma Intl.

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 March 28, 2025.

This Frontier deal was found by Cheapflights users on 3/27. 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 4/285:58 pmBWI - SEA
1 stop9h 46mFrontier
Fri 5/26:00 amSEA - BWI
1 stop8h 22mFrontier
Deal found 3/27$238
This Booking.com deal was found by Cheapflights users on 3/27. 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 4/711:34 amBWI - SEA
2 stops24h 09mMultiple Airlines
Thu 4/101:56 pmSEA - BWI
1 stop18h 31mMultiple Airlines
Deal found 3/27$239
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Thu 5/88:44 pmBWI - SEA
2 stops20h 41mSpirit Airlines
Sun 5/113:20 pmSEA - BWI
1 stop11h 50mSpirit Airlines
Deal found 3/27$240
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Sat 4/267:06 amBWI - SEA
Nonstop5h 39mHawaiian Airlines
Sat 5/39:40 pmSEA - BWI
Nonstop5h 06mHawaiian Airlines
Deal found 3/27$256
This Delta deal was found by Cheapflights users on 3/27. 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.
Tue 7/15:40 amBWI - SEA
1 stop9h 30mDelta
Wed 7/911:50 pmSEA - BWI
1 stop8h 52mDelta
Deal found 3/27$259
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 5/135:00 amDCA - SEA
1 stop8h 42mAmerican Airlines
Tue 5/207:20 amSEA - DCA
1 stop7h 39mAmerican Airlines
Deal found 3/27$277
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 4/237:05 pmBWI - SEA
Nonstop5h 40mAlaska Airlines
Sun 4/279:40 pmSEA - BWI
Nonstop5h 06mAlaska Airlines
Deal found 3/28$278
This Frontier deal was found by Cheapflights users on 3/27. 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.
Sat 4/266:00 pmDCA - SEA
1 stop9h 44mFrontier
Sat 5/36:00 amSEA - DCA
1 stop12h 59mFrontier
Deal found 3/27$278
This CheapOair deal was found by Cheapflights users on 3/27. 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 5/28:01 amIAD - SEA
1 stop13h 01mFrontier
Sun 5/118:22 pmSEA - IAD
1 stop31h 09mFrontier
Deal found 3/27$280
This Delta deal was found by Cheapflights users on 3/27. 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.
Fri 4/257:25 amIAD - SEA
Nonstop5h 55mDelta
Mon 4/2810:30 pmSEA - IAD
Nonstop4h 50mDelta
Deal found 3/27$287
This Delta deal was found by Cheapflights users on 3/27. 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 5/34:50 pmDCA - SEA
Nonstop6h 01mDelta
Sat 5/107:35 amSEA - DCA
Nonstop5h 15mDelta
Deal found 3/27$287
This CheapOair deal was found by Cheapflights users on 3/26. 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 4/37:30 amPHL - SEA
1 stop30h 09mFrontier
Mon 4/71:56 pmSEA - PHL
1 stop12h 33mFrontier
Deal found 3/26$288

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 28, 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

Mon 4/28

5:58 pm-12:44 am

1 stop9h 46m

Seattle/Tacoma Intl

Fri 5/2

6:00 am-5:22 pm

1 stop8h 22m

$238

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Mon 4/7

11:34 am-8:43 am

2 stops24h 09m

Seattle/Tacoma Intl

Thu 4/10

1:56 pm-11:27 am

1 stop18h 31m

$239

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 5/8

8:44 pm-2:25 pm

2 stops20h 41m

Seattle/Tacoma Intl

Sun 5/11

3:20 pm-6:10 am

1 stop11h 50m

$240

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Sat 4/26

7:06 am-9:45 am

Nonstop5h 39m

Seattle/Tacoma Intl

Sat 5/3

9:40 pm-5:46 am

Nonstop5h 06m

$256

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 7/1

5:40 am-12:10 pm

1 stop9h 30m

Seattle/Tacoma Intl

Wed 7/9

11:50 pm-11:42 am

1 stop8h 52m

$259

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/13

5:00 am-10:42 am

1 stop8h 42m

Seattle/Tacoma Intl

Tue 5/20

7:20 am-5:59 pm

1 stop7h 39m

$277

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Wed 4/23

7:05 pm-9:45 pm

Nonstop5h 40m

Seattle/Tacoma Intl

Sun 4/27

9:40 pm-5:46 am

Nonstop5h 06m

$278

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Sat 4/26

6:00 pm-12:44 am

1 stop9h 44m

Seattle/Tacoma Intl

Sat 5/3

6:00 am-9:59 pm

1 stop12h 59m

$278

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 5/2

8:01 am-6:02 pm

1 stop13h 01m

Seattle/Tacoma Intl

Sun 5/11

8:22 pm-6:31 am

1 stop31h 09m

$280

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 4/25

7:25 am-10:20 am

Nonstop5h 55m

Seattle/Tacoma Intl

Mon 4/28

10:30 pm-6:20 am

Nonstop4h 50m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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 $411). 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 28, 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 March 28, 2025.

The most flights from USMD to SEA are scheduled on a Friday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 March 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Maryland to Seattle to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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?

  • 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 $139. Spirit Airlines flights start at $140 while deals on Frontier start at $141 one-way.

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

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

    The top 3 most reliable airlines when flying from Maryland to Seattle are Air Tahiti Nui (74%), Alaska Airlines (69%) and Hawaiian Airlines (68%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $1,337 for a flight from Maryland to Seattle. The cheapest flight overall is $138 while the most popular route, (Washington, D.C. Reagan-National - Seattle/Tacoma Intl) is currently priced at $279.

  • 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 $411). 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
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

Browse thousands of different options on Cheapflights for your next trip

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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.

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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$188FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$145Average$262FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$198Average$370FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$206Average$657FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$375FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$277Average$485FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$277Average$425FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$297Average$437FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$364Average$597FlexibilityNo cancel feeOn-time63%
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