Cheap Flights from Bellingham (BLI) to Seattle (SEA) from HK$2,003~

View HK$2,003 flight on Thu, 7 Aug 2025Opens in a new window

Popular airlines from Bellingham, WA (BLI-Bellingham Intl.) to Seattle-Tacoma International Airport (SEA)

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Find Cheap Flights from Bellingham (BLI) to Seattle (SEA)

Prices were available within the past 7 days and start at HK$2,003 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Bellingham (BLI) to Seattle (SEA)

October is typically the cheapest month to fly

From HK$919 - HK$2,339 per traveller.

Graph displaying average flight prices per month

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Bellingham to Seattle route information
Origin airport
Bellingham Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
150 km

Flights from Bellingham to Seattle

Book cheap flights from Bellingham (BLI) to Seattle (SEA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Bellingham (BLI) to Seattle (SEA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Bellingham (BLI) to Seattle (SEA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Seattle flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Seattle and things to do in Seattle for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Seattle more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is HK$2,003 now!

 

Frequently asked questions

How much is a flight from Bellingham Intl. Airport (BLI) to SEA?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from Bellingham International Airport to Seattle - Tacoma Intl. Airport (SEA) was . Great fares don't stick around for long, 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 BLI to Sea-Tac Airport?
This varies between airlines, as each has its own terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from Bellingham International Airport to SEA 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 Bellingham Intl. Airport (BLI) to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Bellingham International Airport to Seattle - Tacoma Intl. Airport (SEA)?
It's just 150 kilometers between Bellingham International Airport and Seattle - Tacoma Intl. Airport (SEA). It's quite possible that you'll spend more time traveling to and from the airport than you will actually flying!
Which airlines fly direct from Bellingham Intl. Airport (BLI) to SEA?
A favorite with many frequent flyers, Alaska Airlines (AS) offers 139 monthly flights from Bellingham International Airport to Sea-Tac Airport. Pick the one that fits with your travel schedule and book your seat today.
Are Bellingham International Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Bellingham International Airport to Sea-Tac Airport can be hit-or-miss. It is possible to score a bargain, but you could also miss out completely! If you'd rather play it safe and start your trip planning ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines advertise their prices that far in advance. Our suggestion? Check back often as updates are made regularly.

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