HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maryland

$138+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Maryland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 September 16, 2025.

Round-trip from

$211
(Kiwi.com)

One-way from

$138
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$417

Good round-trip deal

$305 or less

Good one-way deal

$229 or less
From Seattle/Tacoma Intl to Maryland
Search Deals
One-way flight from Seattle/Tacoma Intl to Maryland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Maryland.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Maryland.
Search Deals

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 September 16, 2025.

This CheapOair deal was found by Cheapflights users on 9/16. 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 10/231:02 pmSEA - BWI
1 stop25h 42mFrontier
Sun 10/269:42 pmBWI - SEA
1 stop14h 06mFrontier
Deal found 9/16$200
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/179:08 amSEA - BWI
1 stop31h 11mMultiple Airlines
Thu 12/46:01 amBWI - SEA
1 stop15h 19mMultiple Airlines
Deal found 9/14$211
This CheapOair deal was found by Cheapflights users on 9/14. 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.
Wed 10/17:00 amSEA - BWI
2 stops35h 14mFrontier
Mon 10/66:27 pmBWI - SEA
1 stop20h 40mFrontier
Deal found 9/14$214
This CheapOair deal was found by Cheapflights users on 9/13. 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 10/231:02 pmSEA - BWI
2 stops41h 03mFrontier
Mon 10/276:29 pmBWI - SEA
1 stop20h 44mFrontier
Deal found 9/13$215
This CheapOair deal was found by Cheapflights users on 9/15. 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 10/198:43 pmSEA - BWI
1 stop18h 01mFrontier
Fri 10/246:29 pmBWI - SEA
1 stop20h 38mFrontier
Deal found 9/15$218
This CheapOair deal was found by Cheapflights users on 9/13. 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 10/161:02 pmSEA - BWI
1 stop25h 30mFrontier
Sun 10/266:29 pmBWI - SEA
1 stop16h 04mFrontier
Deal found 9/13$220
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 12/55:11 pmSEA - BWI
1 stop11h 08mUnited Airlines
Wed 12/104:15 pmBWI - SEA
1 stop8h 00mUnited Airlines
Deal found 9/15$222
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/136:39 pmSEA - BWI
1 stop19h 37mMultiple Airlines
Sat 10/185:35 amBWI - SEA
1 stop17h 13mMultiple Airlines
Deal found 9/14$223
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/241:02 pmSEA - BWI
1 stop14h 33mMultiple Airlines
Mon 10/276:29 pmBWI - SEA
1 stop20h 44mMultiple Airlines
Deal found 9/14$226
This Delta deal was found by Cheapflights users on 9/16. 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 11/51:40 pmSEA - BWI
1 stop8h 01mDelta
Sun 11/97:15 amBWI - SEA
1 stop8h 41mDelta
Deal found 9/16$227
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/206:39 pmSEA - BWI
1 stop19h 37mMultiple Airlines
Thu 11/68:25 pmBWI - SEA
1 stop25h 07mMultiple Airlines
Deal found 9/16$228
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:05 pmSEA - BWI
2 stops11h 40mSouthwest
Mon 11/106:35 pmBWI - SEA
1 stop8h 55mSouthwest
Deal found 9/15$232

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 September 16, 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

Mon 1/5

12:00 pm-11:50 pm

1 stop8h 50m

Baltimore/Washington

Sun 1/18

7:00 am-12:29 pm

1 stop8h 29m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Mon 1/5

12:00 pm-11:50 pm

1 stop8h 50m

Baltimore/Washington

Tue 1/20

7:10 am-3:08 pm

1 stop10h 58m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Thu 11/13

1:39 pm-11:49 pm

1 stop7h 10m

Baltimore/Washington

Mon 11/17

7:15 am-12:56 pm

1 stop8h 41m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 1/7

11:25 am-11:42 pm

1 stop9h 17m

Baltimore/Washington

Sat 1/24

7:00 am-12:29 pm

1 stop8h 29m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Sat 1/10

1:30 pm-11:42 pm

1 stop7h 12m

Baltimore/Washington

Sun 1/18

6:00 am-12:29 pm

1 stop9h 29m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Fri 10/10

7:18 pm-6:00 am

1 stop7h 42m

Baltimore/Washington

Sun 11/9

7:15 am-12:56 pm

1 stop8h 41m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 11/5

6:00 am-4:54 pm

1 stop7h 54m

Baltimore/Washington

Wed 11/12

7:15 am-12:56 pm

1 stop8h 41m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 11/19

6:00 am-6:08 pm

1 stop9h 08m

Baltimore/Washington

Sun 11/23

7:15 am-2:54 pm

1 stop10h 39m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 1/6

11:05 pm-10:02 am

1 stop7h 57m

Baltimore/Washington

Sun 1/18

7:00 am-2:54 pm

1 stop10h 54m

$227

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 10/22

11:15 pm-8:48 am

1 stop6h 33m

Baltimore/Washington

Fri 11/7

7:15 am-2:45 pm

1 stop10h 30m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
1
2
3
...
6

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 September 16, 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 September 16, 2025.

The most flights from SEA to USMD are scheduled on a Saturday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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 September 16, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Seattle to Maryland. 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

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,242 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,957 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Maryland?

    There are many flights that can get you from Seattle to Maryland in 4h 54m. Fly via Delta, Alaska Airlines, or Hawaiian Airlines to get the fastest option. The distance from Seattle to Maryland is about 2299 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $149. Users have also found prices from $149 and $159 on Hawaiian Airlines and Southwest, respectively.

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

    While some choose either Seattle/Tacoma Intl - Washington, D.C. Reagan-National 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 Finnair (100%), Southwest (74%) or Alaska Airlines (71%) 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 $623, our data shows the cheapest flight currently is $143. When looking at the most popular route, (Seattle/Tacoma Intl - Washington, D.C. Dulles Intl), you can expect to pay $241 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Las Vegas flights
Seattle to Los Angeles flights
Seattle to Dallas/Fort Worth flights
Seattle to Sky Harbor Intl flights
Seattle to O'Hare Intl flights
Seattle to Ontario flights
Seattle to San Francisco flights
Seattle to Honolulu flights
Seattle to San Diego flights
Seattle to John F Kennedy Intl flights
Seattle to Newark flights
Portland to Las Vegas flights
Seattle to Orlando flights
Everett to Las Vegas flights
Portland to Los Angeles flights
Portland to Sky Harbor Intl flights
Seattle to Denver flights
Seattle to Dulles Intl flights
Seattle to Santa Ana flights
Seattle to Boston flights
Seattle to Atlanta flights
Seattle to LaGuardia flights
Seattle to Reagan-National flights
Seattle to Nashville flights
Seattle to Hobby flights
Seattle to Baltimore flights
Seattle to Miami flights
Seattle to Kailua-Kona flights
Seattle to Salt Lake City flights
Everett to Sky Harbor Intl flights
Seattle to Austin flights
Seattle to New Orleans flights
Seattle to Kahului flights
Seattle to George Bush Intcntl flights
Portland to John F Kennedy Intl flights
Portland to O'Hare Intl flights
Portland to Ontario flights
Seattle to San Jose flights
Seattle to Detroit flights
Portland to Denver flights
Seattle to Lihue flights
Seattle to Midway flights
Portland to Honolulu flights
Seattle to Palm Springs flights
Seattle to Philadelphia flights
Portland to Dallas/Fort Worth flights
Portland to Newark flights
Seattle to Burbank flights
Portland to San Diego flights
Seattle to Minneapolis flights

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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$130Average$276FlexibilityNo cancel feeOn-time65%
FrontierCheapest$139Average$216FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$153Average$418FlexibilityNo cancel feeOn-time85%
DeltaCheapest$206Average$359FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$595FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$262Average$395FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$266Average$432FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$277Average$465FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.