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$254+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BLI
dic. 4 — dic. 111
jue. 12/4
jue. 12/11
1 adult, Economy
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Cheap flight deals from Colorado to Bellingham

Keep the following information in mind while searching for Colorado to Bellingham flight deals. Data was last updated noviembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$254
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$427
Provider with most accurate pricing for Denver Intl-Bellingham flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Bellingham flights.
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From Colorado to Bellingham
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Highest demand for flights based on searches. 15% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 noviembre 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/58:33 amDEN - BLI
2 stops14h 41mMultiple Airlines
dom. 12/78:30 amBLI - DEN
1 stop14h 47mMultiple Airlines
Deal found 11/3$254
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/58:20 pmDEN - BLI
1 stop20h 21mAlaska Airlines
dom. 12/74:21 pmBLI - DEN
1 stop6h 38mAlaska Airlines
Deal found 11/3$275
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/187:00 amDEN - BLI
1 stop6h 11mAlaska Airlines
sáb. 11/225:12 pmBLI - DEN
1 stop5h 47mAlaska Airlines
Deal found 11/3$328
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1810:29 pmDEN - BLI
1 stop20h 46mMultiple Airlines
sáb. 11/2211:00 amBLI - DEN
2 stops23h 22mMultiple Airlines
Deal found 11/3$383
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/138:02 pmDEN - BLI
1 stop5h 04mAlaska Airlines
mar. 11/184:04 pmBLI - DEN
1 stop6h 55mAlaska Airlines
Deal found 11/3$433
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/138:02 pmDEN - BLI
1 stop5h 04mAlaska Airlines
dom. 11/164:04 pmBLI - DEN
1 stop6h 55mAlaska Airlines
Deal found 11/3$458
This American Airlines deal was found by Cheapflights users on 11/3. 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.
jue. 11/1310:43 amDEN - BLI
2 stops11h 37mAmerican Airlines
mar. 11/189:25 amBLI - DEN
2 stops7h 48mAmerican Airlines
Deal found 11/3$504
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/48:02 pmDEN - BLI
1 stop5h 04mAlaska Airlines
sáb. 11/84:04 pmBLI - DEN
1 stop6h 53mAlaska Airlines
Deal found 11/4$578
This American Airlines deal was found by Cheapflights users on 11/2. 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.
mié. 11/512:25 pmASE - BLI
2 stops9h 55mAmerican Airlines
jue. 11/65:15 amBLI - ASE
2 stops13h 15mAmerican Airlines
Deal found 11/2$1,329

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 noviembre 4, 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

vie. 12/5

8:33 am-10:14 pm

2 stops14h 41m

Bellingham

dom. 12/7

8:30 am-12:17 am

1 stop14h 47m

$254

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

jue. 2/19

7:00 am-12:18 pm

1 stop6h 18m

Bellingham

dom. 2/22

5:20 am-11:39 am

1 stop5h 19m

$323

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 11/18

7:00 am-12:11 pm

1 stop6h 11m

Bellingham

sáb. 11/22

5:12 pm-11:59 pm

1 stop5h 47m

$328

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

mar. 11/18

10:29 pm-6:15 pm

1 stop20h 46m

Bellingham

sáb. 11/22

11:00 am-11:22 am

2 stops23h 22m

$383

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

vie. 12/5

11:41 am-10:32 pm

2 stops11h 51m

Bellingham

dom. 12/7

9:15 am-7:24 pm

2 stops9h 09m

$460

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

dom. 3/22

7:00 am-12:14 pm

1 stop6h 14m

Bellingham

vie. 3/27

5:20 am-11:33 pm

1 stop17h 13m

$505

AspenBellingham

ASE - BLI

ASEBLI

Aspen Pitkin County

vie. 3/6

2:46 pm-2:43 pm

2 stops24h 57m

Bellingham

lun. 3/9

8:10 am-10:05 am

2 stops24h 55m

$647

Colorado SpringsBellingham

COS - BLI

COSBLI

Colorado Springs

sáb. 4/11

6:17 am-2:35 pm

2 stops9h 18m

Bellingham

lun. 4/20

8:10 am-11:25 pm

2 stops14h 15m

$900

Colorado SpringsBellingham

COS - BLI

COSBLI

Colorado Springs

sáb. 12/6

12:45 pm-12:06 am

2 stops12h 21m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

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 $162). 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.

What is the cheapest time of day to fly from CO to BLI?

Find hourly flight availability from Colorado to Bellingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 4, 2025.

When flying from Colorado to Bellingham, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 78% versus a flight in the morning.

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 and American Airlines can get you from Colorado to Bellingham in just under 6h 18m. Your travel time can differ by up to 18h 39m. There are 1072 mi between Colorado and Bellingham. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $162). 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 noviembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$267Average$423FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$273Average$380FlexibilityNo cancel feeOn-time85%

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