HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bellingham

$103+ Cheap flights from Denver to Bellingham (DEN - BLI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BLI
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Bellingham with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Denver to Bellingham

Cheapest flights from Denver to Bellingham
Explore the most affordable flight options available from Denver to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 8/66:10 am
DEN
-
BLI
1 stop27h 57m
Multiple Airlines
Mon 8/103:52 pm
BLI
-
DEN
1 stop10h 58m
Multiple Airlines
Deal found 7/10$185
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Wed 8/512:47 pm
DEN
-
BLI
1 stop22h 59m
Multiple Airlines
Sun 8/91:28 pm
BLI
-
DEN
1 stop13h 22m
Multiple Airlines
Deal found 7/9$196
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 9/2410:35 am
DEN
-
BLI
1 stop12h 02m
Multiple Airlines
Mon 9/287:00 am
BLI
-
DEN
1 stop19h 52m
Multiple Airlines
Deal found 7/10$204
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 9/116:30 am
DEN
-
BLI
2 stops14h 42m
Multiple Airlines
Sun 9/134:59 pm
BLI
-
DEN
1 stop9h 53m
Multiple Airlines
Deal found 7/8$225
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Fri 10/166:23 am
DEN
-
BLI
1 stop6h 47m
Multiple Airlines
Sun 10/254:58 pm
BLI
-
DEN
1 stop9h 54m
Multiple Airlines
Deal found 7/10$227
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Mon 8/106:10 am
DEN
-
BLI
1 stop16h 44m
Multiple Airlines
Fri 8/143:52 pm
BLI
-
DEN
1 stop16h 13m
Multiple Airlines
Deal found 7/11$230
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 9/176:30 am
DEN
-
BLI
2 stops10h 39m
Multiple Airlines
Sun 9/204:59 pm
BLI
-
DEN
1 stop9h 53m
Multiple Airlines
Deal found 7/10$234

Find flight deals from Denver to Bellingham

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Bellingham (BLI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$185
(Kiwi.com)

One-way from

$103
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$488
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 Denver Intl to Bellingham
Search Deals
One-way flight from Denver Intl to Bellingham
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 July 12, 2026.
Use the filters below to find and compare flights from Denver to Bellingham that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Fri 9/18

7:30 pm-11:44 pm

1 stop5h 14m

Bellingham

Mon 9/21

7:00 am-10:52 am

1 stop26h 52m

$354

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Sun 10/4

7:05 am-1:29 pm

1 stop7h 24m

Bellingham

Mon 10/5

2:09 pm-10:21 pm

1 stop7h 12m

$369

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Mon 8/10

6:02 am-11:59 pm

1 stop18h 57m

Bellingham

Mon 8/17

5:26 pm-8:10 pm

1 stop25h 44m

$389
Quickest round-trip

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Fri 10/2

7:08 pm-10:31 pm

1 stop4h 23m

Bellingham

Tue 10/6

2:09 pm-11:52 pm

2 stops8h 43m

$391

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Fri 8/21

1:43 pm-11:59 pm

2 stops11h 16m

Bellingham

Mon 8/24

7:19 pm-11:04 am

1 stop14h 45m

$417
Cheapest one-way

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Fri 8/7

6:10 am-9:54 pm

1 stop16h 44m

$127

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Tue 8/11

10:39 pm-10:46 am

2 stops37h 07m

$161
Quickest one-way

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Thu 11/19

7:50 am-12:06 pm

1 stop5h 16m

$185

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Tue 8/11

4:36 pm-11:59 pm

1 stop8h 23m

$190

DenverBellingham

DEN - BLI

DENBLI

Denver Intl

Sun 8/2

10:00 am-8:59 am

1 stop23h 59m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Denver to Bellingham

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Bellingham in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Bellingham flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Bellingham flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Bellingham flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Bellingham

Have a flexible travel schedule? Discover the best time to fly to Bellingham from Denver 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 Denver to Bellingham

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

Currently, January is the cheapest month in which you can book a flight from Denver to Bellingham (average of $277). Flying from Denver to Bellingham in October is currently the most expensive (average of $746). 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.

How much does it cost to fly round-trip from Denver to Bellingham?

Reviews of airlines servicing Bellingham

Get insights into the airlines that provide service to Bellingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bellingham. Reviews last updated July 12, 2026.
Read through reviews of airlines operating flights from Denver to Bellingham, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,654 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.9

Food

7.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Alaska Airlines
7.9
Good
12,654 reviews
Alaska Airlines
7.9
Good
12,654 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.9

Food

7.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

Related info for your journey

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

  • How long is the flight from Denver to Bellingham?

    Departing from Denver to Bellingham will take you 5h 14m. There are 1072 mi between Denver and Bellingham.

  • What is the cheapest airline to fly from Denver to Bellingham round-trip?

    According to our current data, Alaska Airlines ($287), offers the cheapest pricing from Denver to Bellingham. Alaska Airlines is 38% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Bellingham?

    Currently, January is the cheapest month in which you can book a flight from Denver to Bellingham (average of $277). Flying from Denver to Bellingham in October is currently the most expensive (average of $746). 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
Ferndale
Blaine

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Denver to Bellingham

Discover the top airline that operate flights from Denver 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 July 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$287Average$488FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.