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$234+ Cheap flights from Colorado to Bellingham (BLI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BLI
janv. 27 — févr. 31
mar. 1/27
mar. 2/3
1 adult, Economy
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Cheap flight deals from Colorado to Bellingham

Cheapest flights from Colorado to Bellingham
Explore the most affordable flight options available from Colorado to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 28, 2025.

This American Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3012:38 pmCOS - BLI
2 stops12h 38mAmerican Airlines
sam. 1/35:20 amBLI - COS
2 stops9h 34mAmerican Airlines
Deal found 12/25$1,253

Find flight deals from Colorado to Bellingham

Keep the following information in mind while searching for Colorado to Bellingham flight deals. Data was last updated décembre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$223
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$519
Provider with most accurate pricing for Denver Intl-Bellingham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Bellingham flights.
Search Deals
From Colorado to Bellingham
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Bellingham that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated décembre 28, 2025.
Use the filters below to find and compare flights from Colorado to Bellingham that are best for you.

Fly from

Colorado

Fly to

Bellingham

Route

Depart

Return

Price

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

jeu. 2/5

7:10 am-1:51 pm

1 stop7h 41m

Bellingham

dim. 2/8

7:30 am-11:53 pm

1 stop15h 23m

$234

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

jeu. 2/26

7:00 am-11:13 am

1 stop5h 13m

Bellingham

dim. 3/1

11:53 am-5:20 pm

1 stop4h 27m

$289

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mer. 2/4

5:09 pm-9:20 pm

1 stop5h 11m

Bellingham

ven. 2/6

9:15 am-4:13 pm

1 stop5h 58m

$302

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 1/27

11:49 am-12:06 am

2 stops13h 17m

Bellingham

jeu. 1/29

1:03 pm-11:35 pm

1 stop9h 32m

$308

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

jeu. 2/19

7:52 pm-11:13 am

1 stop16h 21m

Bellingham

dim. 2/22

5:15 am-11:59 pm

1 stop17h 44m

$312

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

ven. 3/6

11:38 am-11:13 am

2 stops24h 35m

Bellingham

mer. 3/11

11:53 am-11:59 pm

2 stops11h 06m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Best time to book a flight from Colorado to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Bellingham

What is the cheapest month to book a flight from Colorado to Bellingham?

Currently, April is the cheapest month in which you can book a flight from Colorado to Bellingham (average of $159). Flying from Colorado to Bellingham in October is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Bellingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bellingham from Colorado?

    Bellingham (BLI) is the airport you will fly into if you book a flight from Colorado to Bellingham. It is only a 3.2 mi journey from Bellingham (BLI) to Bellingham’s city center.

  • How long is the flight from Colorado to Bellingham?

    Alaska Airlines can get you from Colorado to Bellingham in just under 5h 13m. Your travel time can differ by up to . There are 1072 mi between Colorado and Bellingham.

  • What are the most popular routes from Colorado to Bellingham?

    Most travelers choose Denver Intl - Bellingham, Colorado Springs - Bellingham or Aspen Pitkin County - Bellingham when deciding on the best route from Colorado to Bellingham.

  • Can I find deals for flights from Colorado to Bellingham that include hotel bookings?

    Yes. In addition to deals on Colorado to Bellingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Bellingham?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Bellingham.

  • Can I find deals for business class flights from Colorado to Bellingham?

    Yes. Cheapflights offers flight deals from Colorado to Bellingham by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Bellingham?

    Currently, April is the cheapest month in which you can book a flight from Colorado to Bellingham (average of $159). Flying from Colorado to Bellingham in October is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bellingham?

Book flights to Bellingham if you plan to visit one of these locations
Mount Vernon
Burlington
Ferndale
Blaine

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Top 2 airlines flying from Colorado to Bellingham

Discover the top 2 airlines that operate flights from Colorado to Bellingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated décembre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$267Average$420FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$273Average$380FlexibilityNo cancel feeOn-time85%

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