NT$3,783 Cheap flights from Seattle to Baltimore (SEA to BWI)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Seattle to Baltimore (SEA-BWI)

Prices were available within the past 7 days and start at NT$3,783 for one-way flights and NT$12,109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$12,109

Roundtrip

found 14 hours ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$12,588

Roundtrip

found 14 hours ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$12,758

Roundtrip

found 14 hours ago

Sat, Aug 22 - Sat, Aug 29

SEA

Seattle

BWI

Baltimore

NT$13,038

Roundtrip

found 3 days ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$13,387

Roundtrip

found 14 hours ago

Sat, Aug 22 - Sat, Aug 29

SEA

Seattle

BWI

Baltimore

NT$13,645

Roundtrip

found 3 days ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$13,867

Roundtrip

found 14 hours ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$14,027

Roundtrip

found 14 hours ago

Fri, Apr 24 - Tue, Apr 28

SEA

Seattle

BWI

Baltimore

NT$14,037

Roundtrip

found 14 hours ago

Sat, Aug 22 - Sat, Aug 29

SEA

Seattle

BWI

Baltimore

NT$14,318

Roundtrip

found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Baltimore (BWI)

April is typically the cheapest month to fly

From NT$5,224 - NT$17,925 per traveler.

Frequently asked questions

How much is a flight from SEA to BWI?

Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between Sea-Tac Airport and Baltimore Washington Intl. Thurgood Marshall Airport (BWI) was NT$12,109. Cheap fares don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.

Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to BWI?

When it comes to cancellation fees, each airline has its own terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.

How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to BWI Marshall that have flexible change policies?

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to BWI Marshall flights, you'll see a "no change fees" filter for you to select.

How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?

The flight distance between Sea-Tac Airport and BWI is 3,800 kilometers. Listen to your favorite tunes or read a good book and the journey will zip on by.

Which airlines fly direct from SEA to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?

Alaska Airlines (AS) will fly you from Sea-Tac Airport to BWI safely and comfortably. Choose from 30 flights every month along this route.

Are Seattle - Tacoma Intl. Airport (SEA) to BWI Marshall flight tickets cheaper when they're purchased at the last minute?

Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to BWI Marshall last minute could save you some cash. However, it could end up costing you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Origin airport	Seattle - Tacoma Intl.
Destination airport	Baltimore Washington Intl. Thurgood Marshall
Airlines serving	American Airlines, Delta, United
Roundtrip price	NT$12,109
Distance	3725 km
Average flight time	5 hours 5 mins

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NT$3,783 Cheap Flights from Seattle (SEA) to Baltimore (BWI)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Baltimore Washington Intl. Airport (BWI)

Be in the know

Book smarter

Earn twice

Cheap Flights from Seattle to Baltimore (SEA-BWI)

Find the cheapest month to fly from Seattle (SEA) to Baltimore (BWI)

April is typically the cheapest month to flyApril is typically the cheapest month to fly

Frequently asked questions

Travel information

Explore a world of travel with Expedia

April is typically the cheapest month to fly