$114 Cheap Alaska Airlines flights Bellingham (BLI) to Denver (DEN)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Alaska Airlines return flights from $228 from BLI to DEN. Affordable one-way tickets from $114 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for round-trip or one-way flights to Denver in January or November. You could find a cheap fare with Alaska Airlines during these off-peak times.

Begin your search one to three months before your departure to get cheap fares on Alaska Airlines flights from Bellingham Intl. Airport (BLI) to Denver Intl. Airport (DEN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Simply enter your dates, click search and select “Nonstop” on Expedia to find any direct flights from BLI to DEN with Alaska Airlines or other airlines.

To find the earliest departures from BLI to DEN with Alaska Airlines, filter your results by “Morning” and “Early Morning.” Booking an early flight usually means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch an Alaska Airlines flight from Bellingham Intl. Airport (BLI) to Denver, and you’ll likely arrive at Denver Intl. Airport (DEN). This is the airline’s primary hub in this destination.

Alaska Airlines makes traveling from BLI to DEN more comfortable with an excellent in-flight experience and top-tier customer service. You could even start earning points with Mileage Plan. Don’t forget to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee typically applies if you cancel or change your flight more than 24 hours after it’s been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when you look for flights. For more information on canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”