Cheap Flights to Bellingham International Airport
Looking for a low-stress alternative to Seattle? Discover cheap flights to Bellingham International Airport (BLI), a small, easy-to-navigate airport in the Pacific Northwest that’s popular with both American and Canadian travelers.
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or request an offerAbout Bellingham International Airport (BLI)
Bellingham International Airport is located about 3 miles northwest of downtown Bellingham, in Whatcom County, Washington, close to the Canadian border. Operated by the Port of Bellingham, the airport handled around 529,000 passengers in 2024 and has long served as a lower-cost, less crowded alternative to Seattle-Tacoma International Airport, particularly for travelers from nearby British Columbia.
Airport code
BLI (ICAO: KBLI)
Location
Whatcom County, Washington, United States
Distance from downtown Bellingham
Approximately 3 miles
Airlines serving BLI
Alaska Airlines, Allegiant Air, San Juan Airlines
Popular Routes to and from Bellingham
Seattle leads Bellingham’s route network, alongside Allegiant’s leisure routes to warm-weather destinations and San Juan Airlines’ island hops.
Route Type
Popular Connections
Domestic
Seattle/Tacoma, Las Vegas, Phoenix/Mesa, Portland
Regional
Eastsound, Friday Harbor, Roche Harbor (San Juan Airlines)
Best Time to Book Cheap Flights to Bellingham
Booking a few weeks ahead generally works well for Bellingham’s leisure-focused routes. Allegiant’s warm-weather destinations see stronger demand during winter and school vacation periods, so booking further ahead is recommended for travel during those times. Note that Allegiant’s operating base at BLI is scheduled to end in November 2026, so route availability may shift.
What to See Near Bellingham
Bellingham serves as a gateway to the San Juan Islands and offers its own scenic waterfront, historic Fairhaven district, and access to Mount Baker for skiing and hiking. The city’s proximity to the Canadian border also makes it a convenient stop for travelers exploring both Washington state and nearby British Columbia.Things to Know When Flying Into Bellingham
Why Book Your Bellingham Flights with Airline Tickets Services
FAQs — Flights to Bellingham International Airport
Bellingham International Airport is served by Alaska Airlines and Allegiant Air, with San Juan Airlines also operating flights to the San Juan Islands.
Seattle/Tacoma is the busiest route from Bellingham, accounting for over half of all weekly departures, operated by Alaska Airlines.
No, Bellingham International Airport operates domestic flights only, despite the name. International travelers typically connect through Seattle-Tacoma International Airport.
Bellingham International Airport is located about 3 miles northwest of downtown Bellingham, in Whatcom County, Washington.
Bellingham is popular with Canadian travelers due to lower fees and taxes compared to Canadian airports, with almost half of the airport's passengers estimated to be Canadian residents crossing the border to fly.
Booking a few weeks ahead generally works well for Bellingham's leisure-focused routes, with earlier booking recommended for popular Allegiant destinations during peak vacation seasons.
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