$179 Cheap Alaska Airlines flights Washington (IAD) to Bellingham (BLI)

View $179 flight on Wed, Jan 21, 2026Opens in a new window

$179 Cheap Alaska Airlines flights Washington (IAD) to Bellingham (BLI)

Prices were available within the past 7 days and start at $179 for one-way flights and $324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Dec 4 - Wed, Dec 10
IAD
Washington
BLI
Bellingham
$324 Roundtrip, found 1 hour ago
$324
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Washington to Bellingham, returning Wed, Dec 10, priced at $324 found 1 hour ago
Alaska Airlines
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
BLI
Bellingham
$334 Roundtrip, found 8 hours ago
$334
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri, Dec 12 from Washington to Bellingham, returning Mon, Dec 15, priced at $334 found 8 hours ago
Alaska Airlines
Thu, Dec 4 - Wed, Dec 10
IAD
Washington
BLI
Bellingham
$345 Roundtrip, found 1 hour ago
$345
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Washington to Bellingham, returning Wed, Dec 10, priced at $345 found 1 hour ago
Alaska Airlines
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
BLI
Bellingham
$355 Roundtrip, found 8 hours ago
$355
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri, Dec 12 from Washington to Bellingham, returning Mon, Dec 15, priced at $355 found 8 hours ago
Alaska Airlines
Wed, Feb 25 - Sun, Mar 1
IAD
Washington
BLI
Bellingham
$363 Roundtrip, found 5 hours ago
$363
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Wed, Feb 25 from Washington to Bellingham, returning Sun, Mar 1, priced at $363 found 5 hours ago
Alaska Airlines
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
BLI
Bellingham
$366 Roundtrip, found 8 hours ago
$366
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri, Dec 12 from Washington to Bellingham, returning Mon, Dec 15, priced at $366 found 8 hours ago
Flights from Washington (IAD) to Bellingham (BLI)
Origin airport
Washington Dulles Intl.
Destination airport
Bellingham Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines
Popular airline
Alaska Airlines
Distance
2308 mi

Frequently asked questions

How much is an Alaska Airlines flight from Washington Dulles Intl. Airport (IAD) to Bellingham Intl. Airport (BLI)?
Grab budget-friendly return Alaska Airlines flights from $324 from IAD to BLI by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from $179 for a one-way trip.**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.
What is the cheapest month to fly from IAD to BLI with Alaska Airlines?
Alaska Airlines flights to Bellingham tend to be more affordable in the low-season months of January and November. Whether you're searching for a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from Washington Dulles Intl. Airport (IAD) to Bellingham Intl. Airport (BLI) with Alaska Airlines?
Search for cheap Alaska Airlines flights from Washington Dulles Intl. Airport (IAD) to Bellingham Intl. Airport (BLI) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the best day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.
Does Alaska Airlines fly nonstop from Washington Dulles Intl. Airport (IAD) to Bellingham Intl. Airport (BLI)?
Simply enter your dates, hit search and use the "Nonstop" filter on Expedia to find any direct flights from IAD to BLI with Alaska Airlines or another airline.
What is the earliest Alaska Airlines flight from IAD to BLI?
To find the earliest departure from IAD to BLI with Alaska Airlines, sort 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.
What airports does Alaska Airlines fly into in Bellingham?
Bellingham Intl. Airport (BLI) is the main Bellingham hub for Alaska Airlines flights from Washington Dulles Intl. Airport (IAD).
Why fly with Alaska Airlines from IAD to BLI?
With a rewarding loyalty program and top-tier customer service, Alaska Airlines is a top choice for many passengers flying from IAD to BLI. What's more, if you're a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Alaska Airlines flight from Washington Dulles Intl. Airport (IAD) to Bellingham Intl. Airport (BLI)?
Changes are generally free within 24 hours of booking, but your airline may add a charge after that time. For more details about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to update your itinerary without additional costs, apply the "Changes included" and "No cancel fee" filters when planning your next getaway.

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*Available to One Key members.