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$124+ Cheap flights from Seattle (SEA) to Maryland

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Seattle to Maryland

Keep the following information in mind while searching for Seattle to Maryland flight deals. Data was last updated June 12, 2025.

Round-trip from

$227
(Delta)

One-way from

$124
(Delta)

Popular in

December

Cheapest in

September

Average price

$457

Good round-trip deal

$365 or less

Good one-way deal

$178 or less
From Seattle/Tacoma Intl to Maryland
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One-way flight from Seattle/Tacoma Intl to Maryland
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Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Maryland.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Maryland.
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Find flight deals from Seattle to Maryland

Cheapest flights from Seattle to Maryland
Explore the most affordable flight options available from Seattle to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/86:00 amSEA - BWI
1 stop6h 55mAmerican Airlines
Wed 10/156:49 amBWI - SEA
1 stop8h 04mAmerican Airlines
Deal found 6/10$214
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 11/2612:40 amSEA - BWI
1 stop7h 11mDelta
Fri 12/56:15 pmBWI - SEA
1 stop8h 19mDelta
Deal found 6/10$227
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/207:00 pmSEA - BWI
1 stop7h 21mUnited Airlines
Sun 8/246:15 amBWI - SEA
1 stop8h 16mUnited Airlines
Deal found 6/9$251
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/13:58 pmSEA - BWI
1 stop10h 45mSpirit Airlines
Tue 7/86:00 amBWI - SEA
1 stop12h 03mSpirit Airlines
Deal found 6/10$257
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 10/216:00 amSEA - DCA
1 stop8h 01mFrontier
Tue 10/286:00 pmDCA - SEA
1 stop8h 02mFrontier
Deal found 6/10$257
This FlightHub deal was found by Cheapflights users on 6/10. 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.
Mon 9/86:00 amSEA - BWI
1 stop9h 04mMultiple Airlines
Wed 9/178:00 amBWI - SEA
1 stop10h 53mMultiple Airlines
Deal found 6/10$265
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/1912:45 amSEA - DCA
1 stop7h 15mAmerican Airlines
Wed 8/276:00 pmDCA - SEA
1 stop8h 40mAmerican Airlines
Deal found 6/10$267
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/110:09 amSEA - IAD
1 stop9h 40mAmerican Airlines
Mon 10/66:45 amIAD - SEA
1 stop10h 55mAmerican Airlines
Deal found 6/10$267
This KAYAK deal was found by Cheapflights users on 6/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:29 pmSEA - BWI
Nonstop5h 04mHawaiian Airlines
Fri 9/57:22 pmBWI - SEA
Nonstop5h 43mHawaiian Airlines
Deal found 6/12$268
This FlightHub deal was found by Cheapflights users on 6/10. 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.
Thu 8/216:17 amSEA - BWI
1 stop8h 27mFrontier
Thu 8/286:29 pmBWI - SEA
1 stop9h 05mFrontier
Deal found 6/10$270
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:55 amSEA - IAD
Nonstop4h 51mHawaiian Airlines
Sat 11/86:11 pmIAD - SEA
Nonstop5h 53mHawaiian Airlines
Deal found 6/10$271
This SmartFares deal was found by Cheapflights users on 6/12. 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.
Thu 8/77:05 amSEA - IAD
1 stop9h 14mAlaska Airlines
Wed 8/136:30 amIAD - SEA
Nonstop5h 47mAlaska Airlines
Deal found 6/12$273

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Maryland 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 June 12, 2025.
Use the filters below to find and compare flights from Seattle to Maryland that are best for you.

Fly from

Seattle

Fly to

Maryland

Route

Depart

Return

Price

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 10/8

6:00 am-3:55 pm

1 stop6h 55m

Baltimore/Washington

Wed 10/15

6:49 am-11:53 am

1 stop8h 04m

$214

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 11/26

12:40 am-10:51 am

1 stop7h 11m

Baltimore/Washington

Tue 12/2

6:15 pm-11:34 pm

1 stop8h 19m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 8/20

7:00 pm-5:21 am

1 stop7h 21m

Baltimore/Washington

Sun 8/24

6:15 am-11:31 am

1 stop8h 16m

$251

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 7/1

3:58 pm-5:43 am

1 stop10h 45m

Baltimore/Washington

Tue 7/8

6:00 am-3:03 pm

1 stop12h 03m

$257

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 10/21

6:00 am-5:01 pm

1 stop8h 01m

Washington, D.C. Reagan-National

Tue 10/28

6:00 pm-11:02 pm

1 stop8h 02m

$257

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Mon 9/8

6:00 am-6:04 pm

1 stop9h 04m

Baltimore/Washington

Wed 9/17

8:00 am-3:53 pm

1 stop10h 53m

$265

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 8/19

12:45 am-11:00 am

1 stop7h 15m

Washington, D.C. Reagan-National

Wed 8/27

6:00 pm-11:40 pm

1 stop8h 40m

$267

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 10/1

10:09 am-10:49 pm

1 stop9h 40m

Washington, D.C. Dulles Intl

Mon 10/6

6:45 am-2:40 pm

1 stop10h 55m

$267

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 9/2

9:29 pm-5:33 am

Nonstop5h 04m

Baltimore/Washington

Fri 9/5

7:22 pm-10:05 pm

Nonstop5h 43m

$268

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Thu 8/21

6:17 am-5:44 pm

1 stop8h 27m

Baltimore/Washington

Thu 8/28

6:29 pm-12:34 am

1 stop9h 05m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Seattle 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 Seattle to Maryland

What is the cheapest month to book a flight from Seattle to Maryland?

Currently, August is the cheapest month in which you can book a flight from Seattle to Maryland (average of $241). Flying from Seattle to Maryland in March is currently the most expensive (average of $290). 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 SEA to MD?

Find hourly flight availability from Seattle to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

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

Weekly flight availability from Seattle to Maryland

Explore weekly flight availability from Seattle to Maryland. 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 June 12, 2025.

The most flights from SEA to USMD are scheduled on a Monday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Maryland by month

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

In terms of precipitation, rainfall in Maryland ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

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

If weather is an important factor for your trip to Maryland, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Seattle to Maryland have to say. 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

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Maryland. 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 from for flights from Seattle to Maryland?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Maryland from Seattle.

  • How popular is this Seattle to Maryland flight route?

    The Seattle/Tacoma Intl to Maryland flight path was viewed by 12 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 Seattle to Maryland one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $124. Users have also found prices from $126 and $128 on United Airlines and Spirit Airlines, respectively.

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

    While some choose either Seattle/Tacoma Intl - Philadelphia or Seattle/Tacoma Intl - Baltimore/Washington, Seattle/Tacoma Intl - Washington, D.C. Dulles Intl is the most popular route from Seattle to Maryland.

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

    Consider Hawaiian Airlines (74%), Air Tahiti Nui (73%) or Alaska Airlines (61%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Maryland.

  • What are the cheapest flights from Seattle to Maryland?

    While on average a flight from Seattle to Maryland is generally $337, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Seattle/Tacoma Intl - Washington, D.C. Dulles Intl), you can expect to pay $271 for that flight.

  • Can I find deals for flights from Seattle to Maryland that include hotel bookings?

    Yes. In addition to deals on Seattle to Maryland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Maryland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Maryland.

  • Can I find deals for business class flights from Seattle to Maryland?

    Yes. Cheapflights offers flight deals from Seattle to Maryland 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 Seattle to Maryland?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Maryland (average of $241). Flying from Seattle to Maryland in March is currently the most expensive (average of $290). 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.

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Alternative routes for Seattle to Maryland

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Top 8 airlines flying from Seattle to Maryland

Discover the top 8 airlines that operate flights from Seattle to Maryland. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$86Average$194FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$182Average$267FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$199Average$437FlexibilityNo cancel feeOn-time85%
DeltaCheapest$203Average$345FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$562FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$262Average$421FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$276Average$477FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$304Average$421FlexibilityNo cancel feeOn-time63%

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