Maryland

$128+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
May 6 — May 131
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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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$221
(CheapOair)

One-way from

$128
(Expedia)

Popular in

December

Cheapest in

September

Average price

$382

Good round-trip deal

$380 or less

Good one-way deal

$239 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Washington, D.C. (WAS) flights.
From Seattle/Tacoma Intl to Maryland
One-way flight from Seattle/Tacoma Intl to Maryland
Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in May 2025
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Maryland.
Price to beat on a one-way flight from Seattle/Tacoma Intl to Maryland.

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 May 1, 2025.

This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:00 amSEA - DCA
1 stop27h 07mFrontier
Sun 5/41:00 pmDCA - SEA
1 stop14h 44mFrontier
Deal found 4/30$221
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/118:22 pmSEA - IAD
1 stop31h 09mFrontier
Thu 5/157:31 amIAD - SEA
1 stop13h 29mFrontier
Deal found 4/30$221
This Frontier deal was found by Cheapflights users on 4/30. 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.
Wed 5/286:25 amSEA - BWI
1 stop7h 03mFrontier
Sun 6/18:44 pmBWI - SEA
1 stop14h 40mFrontier
Deal found 4/30$228
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Thu 5/296:00 amSEA - BWI
1 stop21h 10mSpirit Airlines
Mon 6/27:57 pmBWI - SEA
3 stops31h 13mSpirit Airlines
Deal found 4/30$230
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/241:48 pmSEA - DCA
Nonstop5h 11mMultiple Airlines
Sat 5/316:00 pmDCA - SEA
1 stop9h 37mMultiple Airlines
Deal found 4/30$230
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/411:50 pmSEA - BWI
1 stop8h 57mDelta
Tue 7/85:26 pmBWI - SEA
1 stop7h 55mDelta
Deal found 4/30$233
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/311:30 pmSEA - IAD
Nonstop5h 06mMultiple Airlines
Fri 6/67:40 amIAD - SEA
1 stop9h 31mMultiple Airlines
Deal found 4/30$233
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/411:30 pmSEA - IAD
Nonstop5h 06mHawaiian Airlines
Tue 6/106:30 amIAD - SEA
Nonstop5h 40mHawaiian Airlines
Deal found 4/30$235
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/241:48 pmSEA - DCA
Nonstop5h 11mAlaska Airlines
Wed 5/285:00 pmDCA - SEA
Nonstop5h 56mAlaska Airlines
Deal found 4/30$237
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/249:50 pmSEA - IAD
Nonstop5h 02mDelta
Tue 5/277:45 amIAD - SEA
Nonstop5h 48mDelta
Deal found 4/30$237
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2410:27 pmSEA - BWI
Nonstop5h 02mMultiple Airlines
Sat 6/216:00 amBWI - SEA
1 stop12h 03mMultiple Airlines
Deal found 4/30$239
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/44:00 pmSEA - IAD
Nonstop4h 59mAlaska Airlines
Tue 6/107:15 amIAD - SEA
1 stop9h 29mAlaska Airlines
Deal found 4/30$245

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 May 1, 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

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sun 5/11

8:22 pm-6:31 am

1 stop31h 09m

Washington, D.C. Dulles Intl

Thu 5/15

7:31 am-6:00 pm

1 stop13h 29m

$221

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 5/24

6:25 am-4:59 pm

1 stop7h 34m

Washington, D.C. Reagan-National

Wed 5/28

5:00 pm-7:56 pm

Nonstop5h 56m

$223

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 5/16

12:31 pm-12:07 pm

1 stop20h 36m

Washington, D.C. Reagan-National

Tue 5/20

1:00 pm-11:49 pm

1 stop13h 49m

$226

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 5/28

6:25 am-4:28 pm

1 stop7h 03m

Baltimore/Washington

Sun 6/1

8:44 pm-8:24 am

1 stop14h 40m

$228

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Thu 5/29

6:00 am-6:10 am

1 stop21h 10m

Baltimore/Washington

Mon 6/2

7:57 pm-12:10 am

3 stops31h 13m

$230

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Fri 7/4

11:50 pm-11:47 am

1 stop8h 57m

Baltimore/Washington

Tue 7/8

5:26 pm-10:21 pm

1 stop7h 55m

$233

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Tue 6/3

11:30 pm-7:36 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Fri 6/6

7:40 am-2:11 pm

1 stop9h 31m

$233

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 6/4

11:30 pm-7:36 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Tue 6/10

6:30 am-9:10 am

Nonstop5h 40m

$235

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 5/24

1:48 pm-9:59 pm

Nonstop5h 11m

Washington, D.C. Reagan-National

Wed 5/28

5:00 pm-7:56 pm

Nonstop5h 56m

$237

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sat 5/24

9:50 pm-5:52 am

Nonstop5h 02m

Washington, D.C. Dulles Intl

Tue 5/27

7:45 am-10:33 am

Nonstop5h 48m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 May 1, 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 May 1, 2025.

The most flights from SEA to USMD are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 May 1, 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.

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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 😥

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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 😥

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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 😥
8.0
Very good

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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 😥

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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 😥

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.1

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?

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $128. Users have also found prices from $130 and $135 on Delta and Frontier, respectively.

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

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

    Consider Alaska Airlines (80%), Air Tahiti Nui (80%) or Hawaiian Airlines (75%) 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 $714, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Seattle/Tacoma Intl - Washington, D.C. Reagan-National), you can expect to pay $218 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.

See more FAQs

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Alternative routes for Seattle to Maryland

See prices for flight routes from nearby airports that may be better suited for you.

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$86Average$171FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$178Average$267FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$179Average$480FlexibilityNo cancel feeOn-time85%
DeltaCheapest$200Average$343FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$567FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$262Average$402FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$276Average$492FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$321Average$452FlexibilityNo cancel feeOn-time63%

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