Cheap Flights from Denver (DEN) to Bellingham (BLI)

Popular airlines from Denver Intl. Airport (DEN) to Bellingham, WA (BLI-Bellingham Intl.)

Find the cheapest month to fly from Denver (DEN) to Bellingham (BLI)

May is typically the cheapest month to fly

From U$S 228 - U$S 502 per traveler.

Graph displaying average flight prices per month

Flights from Denver (DEN) to Bellingham (BLI)
Origin airport
Denver Intl.
Destination airport
Bellingham Intl.
Distance
1073 mi

Denver to Bellingham Flights

The cheapest times to fly from Denver to Bellingham

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Bellingham are during the month of . You can find some of the cheapest flights from Denver to Bellingham with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Bellingham

Sunday is one of the best days to book for cheap flights from Denver to Bellingham: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Bellingham

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Bellingham in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Bellingham flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Bellingham airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI) cost?
Lock in a cheap one-way flight or cheap return flight from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI)?
Planning your trip for can help you save, as it's the cheapest month for flights between DEN and BLI. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI)?
To find the cheapest airline that'll fly you from DEN to BLI, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI)?
You'll need to catch a flight with a layover if you're traveling from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from DEN to BLI?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from DEN to BLI?
Southwest Airlines has the best performance for on-time direct flights from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI), with an on-time rating of 100%. Use the Expedia App to view your flight schedule before you go and get real-time updates about any trip changes.
What is the best time to fly from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI)?
To avoid potential delays on the Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI) last-minute?
Waiting until right before your break to book your flight from DEN to BLI often results in higher prices. While you may find some last-minute offers, there's no guarantee. Keep your travel plans flexible for a better chance of snagging a bargain.
Is it cheaper to book a DEN to BLI flight and hotel package?
Securing a DEN to BLI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Bellingham Intl. Airport (BLI)?
If you booked your DEN to BLI flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.