Cheap Flights from Seattle (SEA) to Baltimore (MTN)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Baltimore, MD (MTN-Martin State)

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Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $209
BWI
Baltimore Washington Intl. Thurgood Marshall
CheapestClosest
Average driving time to city center16 min
Flights from $209

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN) cost?
Get a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN)?
is the most affordable month to fly from SEA to MTN. Avoiding peak travel times is often the key to finding a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SEA to MTN flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN)?
You'll need to book a flight with a layover if you're traveling from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SEA to MTN?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Middle River from Seattle - Tacoma Intl. Airport (SEA)?
You'll arrive at Ronald Reagan Washington National Airport (DCA) or Baltimore Washington Intl. Thurgood Marshall Airport (BWI) when you travel to Middle River on a direct flight from Seattle - Tacoma Intl. Airport (SEA).
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN) last-minute?
Last-minute bookings from SEA to MTN are generally more expensive. For the best prices, start searching for flights well in advance. That being said, if your travel plans are flexible, you may find a cheap ticket right before your trip.
Is it cheaper to book a SEA to MTN flight and hotel package?
You'll generally save money by securing a SEA to MTN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Martin State Airport (MTN)?
It's generally possible to reschedule or cancel your SEA to MTN flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Martin State
Distance
2334 mi

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Seattle to Baltimore Flights

The cheapest times to fly from Seattle to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Baltimore are during the month of . You can find some of the cheapest flights from Seattle to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Baltimore

Sunday is one of the best days to book for cheap flights from Seattle to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Baltimore Flights

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