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$109+ 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
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(FlightHub)

One-way from

$109
(American Airlines)

Popular in

June

Cheapest in

September

Average price

$387

Good round-trip deal

$478 or less

Good one-way deal

$259 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seattle/Tacoma Intl flights.
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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. 9% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 22, 2025.

This FlightHub deal was found by Cheapflights users on 2/22. 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.
Tue 3/115:45 amBWI - SEA
1 stop9h 01mMultiple Airlines
Thu 3/132:02 pmSEA - BWI
1 stop18h 28mMultiple Airlines
Deal found 2/22$216
This Booking.com deal was found by Cheapflights users on 2/21. 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.
Tue 4/226:51 amBWI - SEA
1 stop16h 10mSpirit Airlines
Wed 4/2312:30 pmSEA - BWI
2 stops22h 46mSpirit Airlines
Deal found 2/21$218
This Delta deal was found by Cheapflights users on 2/21. 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.
Thu 4/178:05 amBWI - SEA
1 stop9h 17mDelta
Thu 4/241:35 pmSEA - BWI
1 stop6h 46mDelta
Deal found 2/21$233
This American Airlines deal was found by Cheapflights users on 2/21. 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 amBWI - SEA
1 stop10h 28mAmerican Airlines
Tue 5/2010:13 amSEA - BWI
1 stop9h 57mAmerican Airlines
Deal found 2/21$252
This CheapOair deal was found by Cheapflights users on 2/21. 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 3/69:42 pmBWI - SEA
1 stop15h 22mFrontier
Sun 3/92:02 pmSEA - BWI
1 stop18h 28mFrontier
Deal found 2/21$260
This CheapOair deal was found by Cheapflights users on 2/21. 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 5/21:00 pmDCA - SEA
1 stop14h 44mFrontier
Sat 5/176:00 amSEA - DCA
1 stop27h 07mFrontier
Deal found 2/21$276
This Delta deal was found by Cheapflights users on 2/20. 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 3/117:43 amIAD - SEA
Nonstop6h 02mDelta
Tue 3/1810:15 pmSEA - IAD
Nonstop5h 04mDelta
Deal found 2/20$277
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 4/98:00 amDCA - SEA
Nonstop5h 58mAlaska Airlines
Wed 4/162:08 pmSEA - DCA
Nonstop4h 51mAlaska Airlines
Deal found 2/21$277
This Expedia deal was found by Cheapflights users on 2/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:13 pmIAD - SEA
Nonstop5h 47mMultiple Airlines
Fri 5/96:50 pmSEA - IAD
1 stop8h 41mMultiple Airlines
Deal found 2/21$278
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 3/186:56 pmBWI - SEA
Nonstop6h 04mAlaska Airlines
Tue 3/259:58 amSEA - BWI
Nonstop5h 05mAlaska Airlines
Deal found 2/20$278
This Expedia deal was found by Cheapflights users on 2/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:00 pmDCA - SEA
1 stop9h 44mMultiple Airlines
Tue 4/291:50 pmSEA - DCA
Nonstop5h 09mMultiple Airlines
Deal found 2/21$279
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Tue 8/56:45 pmBWI - SEA
1 stop9h 14mUnited Airlines
Wed 8/1312:30 amSEA - BWI
1 stop6h 49mUnited Airlines
Deal found 2/21$280

Find flights from Maryland to Seattle within your budget

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 February 22, 2025.

Fly from

Maryland

Fly to

Seattle

Route

Depart

Return

Price

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 3/11

5:45 am-11:46 am

1 stop9h 01m

Seattle/Tacoma Intl

Thu 3/13

2:02 pm-11:30 am

1 stop18h 28m

$216

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 4/22

6:51 am-8:01 pm

1 stop16h 10m

Seattle/Tacoma Intl

Wed 4/23

12:30 pm-2:16 pm

2 stops22h 46m

$218

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 4/17

8:05 am-2:22 pm

1 stop9h 17m

Seattle/Tacoma Intl

Thu 4/24

1:35 pm-11:21 pm

1 stop6h 46m

$233

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 5/13

5:00 am-12:28 pm

1 stop10h 28m

Seattle/Tacoma Intl

Tue 5/20

10:13 am-11:10 pm

1 stop9h 57m

$252

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Thu 3/6

9:42 pm-10:04 am

1 stop15h 22m

Seattle/Tacoma Intl

Sun 3/9

2:02 pm-11:30 am

1 stop18h 28m

$260

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Fri 5/2

1:00 pm-12:44 am

1 stop14h 44m

Seattle/Tacoma Intl

Sat 5/17

6:00 am-12:07 pm

1 stop27h 07m

$276

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Wed 4/9

8:00 am-10:58 am

Nonstop5h 58m

Seattle/Tacoma Intl

Wed 4/16

2:08 pm-9:59 pm

Nonstop4h 51m

$277

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Tue 3/11

7:43 am-10:45 am

Nonstop6h 02m

Seattle/Tacoma Intl

Tue 3/18

10:15 pm-6:19 am

Nonstop5h 04m

$277

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Tue 5/6

7:13 pm-10:00 pm

Nonstop5h 47m

Seattle/Tacoma Intl

Fri 5/9

6:50 pm-6:31 am

1 stop8h 41m

$278

BaltimoreSeattle

BWI - SEA

BWISEA

Baltimore/Washington

Tue 3/18

6:56 pm-10:00 pm

Nonstop6h 04m

Seattle/Tacoma Intl

Tue 3/25

9:58 am-6:03 pm

Nonstop5h 05m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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.

Travel insights for flights from Maryland to Seattle

Get recent, data-driven insights about flights from Maryland to Seattle including ideal travel times, pricing trends, and more.

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 February 22, 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 February 22, 2025.

The most flights from USMD to SEA are scheduled on a Monday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 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 February 22, 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.
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,068 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 21 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 American Airlines, which is currently one of the cheapest options available, starting at $109. Spirit Airlines flights start at $110 while deals on Frontier start at $111 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 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 Air Tahiti Nui (71%), Alaska Airlines (65%) and Hawaiian Airlines (61%).

  • What are the cheapest flights from Maryland to Seattle?

    On average you can expect to pay $1,031 for a flight from Maryland to Seattle. The cheapest flight overall is $179 while the most popular route, (Washington, D.C. Reagan-National - Seattle/Tacoma Intl) is currently priced at $164.

  • 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
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

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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 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$188FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$156Average$262FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$184Average$370FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$206Average$608FlexibilityNo cancel feeOn-time71%
DeltaCheapest$209Average$384FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$276Average$488FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$278Average$453FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$361Average$575FlexibilityNo cancel feeOn-time63%
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