$209+ Cheap flights from Bellingham to Denver (BLI - DEN)
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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — DEN
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Bellingham to Denver 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 Bellingham to Denver
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Best
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Cheapest flights from Bellingham to DenverExplore the most affordable flight options available from Bellingham to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Bellingham to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 10/126:00 am -
1 stop26h 49m
Wed 10/141:10 pm -
2 stops25h 30m
Deal found 9/10![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sun 11/88:05 pm -
1 stop12h 43m
Wed 11/1110:44 pm -
1 stop11h 51m
Deal found 9/7![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/69:01 pm -
2 stops22h 14m
Sun 11/810:44 pm -
1 stop11h 03m
Deal found 9/8![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/711:11 am -
2 stops30h 57m
Sun 12/137:04 pm -
1 stop16h 17m
Deal found 9/10![Multiple Airlines logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:25 pm -
1 stop25h 05m
Fri 12/115:00 pm -
1 stop20h 17m
Deal found 9/10![Alaska Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/711:11 am -
1 stop20h 53m
Fri 12/1110:44 pm -
2 stops35h 17m
Deal found 9/10![Multiple Airlines logo]()
$375
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:25 pm -
1 stop16h 30m
Sun 12/137:00 am -
1 stop6h 17m
Deal found 9/7![Alaska Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/257:00 am -
1 stop7h 00m
Tue 9/2910:44 pm -
2 stops42h 24m
Deal found 9/10![Multiple Airlines logo]()
$402
Best flights from Bellingham to DenverDiscover carefully curated flight deals from Bellingham to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Bellingham to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/69:01 pm -
1 stop14h 41m
Sun 11/81:05 pm -
1 stop20h 42m
Deal found 9/8![Multiple Airlines logo]()
$344
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:17 pm -
1 stop7h 20m
Mon 10/126:59 pm -
2 stops24h 39m
Deal found 9/9![Alaska Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/257:00 am -
1 stop7h 00m
Tue 9/2910:44 pm -
2 stops42h 24m
Deal found 9/10![Multiple Airlines logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:18 pm -
1 stop14h 44m
Thu 10/223:30 pm -
1 stop23h 07m
Deal found 9/10![Alaska Airlines logo]()
$493
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/217:18 pm -
1 stop14h 44m
Sun 10/257:53 am -
2 stops17h 00m
Deal found 9/7![Alaska Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/244:59 pm -
1 stop18h 52m
Sun 9/2710:50 pm -
1 stop22h 22m
Deal found 9/7![Multiple Airlines logo]()
$513
This Travelocity deal was found by Cheapflights users on 9/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/712:56 pm -
2 stops9h 55m
Sun 12/137:02 pm -
2 stops18h 15m
Deal found 9/10![Alaska Airlines logo]()
$539
Last-minute flights from Bellingham to DenverDiscover last-minute flight deals from Bellingham to Denver. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to Denver. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/217:00 am -
2 stops24h 15m
Fri 9/259:43 am -
1 stop11h 29m
Deal found 9/6![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/257:00 am -
1 stop7h 00m
Tue 9/2910:44 pm -
2 stops42h 24m
Deal found 9/10![Multiple Airlines logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:17 pm -
1 stop7h 20m
Mon 10/126:59 pm -
2 stops24h 39m
Deal found 9/9![Alaska Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 10/126:00 am -
1 stop26h 49m
Wed 10/141:10 pm -
2 stops25h 30m
Deal found 9/10![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/154:58 pm -
1 stop15h 51m
Fri 10/161:10 pm -
2 stops11h 24m
Deal found 9/10![Multiple Airlines logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:18 pm -
1 stop14h 44m
Thu 10/223:30 pm -
1 stop23h 07m
Deal found 9/10![Alaska Airlines logo]()
$493
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/217:18 pm -
1 stop14h 44m
Sun 10/257:07 am -
1 stop7h 30m
Deal found 9/7![Alaska Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/236:00 am -
1 stop26h 49m
Sun 10/257:31 am -
1 stop7h 09m
Deal found 9/10![Multiple Airlines logo]()
$418
One-way flights from Bellingham to DenverSearch for one-way flight options from Bellingham to Denver. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Bellingham to Denver. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:18 pm -
1 stop23h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 9/244:59 pm -
1 stop16h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$227
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:16 am -
2 stops11h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Alaska Airlines logo]()
$339
Find flight deals from Bellingham to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Denver (DEN). 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $313 (Kiwi.com) |
One-way from | $146 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $358 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to Denver 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Bellingham to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Wed 10/7
7:18 pm-8:17 pm
1 stop23h 59m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Thu 9/24
4:59 pm-10:07 am
1 stop16h 08m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$227
Quickest round-trip
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Wed 10/7
5:16 am-6:01 pm
2 stops11h 45m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$339
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Fri 11/6
9:01 pm-12:42 pm
1 stop14h 41m
Denver Intl
Sun 11/8
1:05 pm-8:47 am
1 stop20h 42m
$344
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Fri 9/25
7:00 am-3:00 pm
1 stop7h 00m
Denver Intl
Tue 9/29
10:44 pm-4:08 pm
2 stops42h 24m
$402
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Sat 10/10
2:17 pm-10:37 pm
1 stop7h 20m
Denver Intl
Mon 10/12
6:59 pm-6:38 pm
2 stops24h 39m
$466
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Mon 10/19
7:18 pm-11:02 am
1 stop14h 44m
Denver Intl
Thu 10/22
3:30 pm-1:37 pm
1 stop23h 07m
$493
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Wed 10/21
7:18 pm-11:02 am
1 stop14h 44m
Denver Intl
Sun 10/25
7:53 am-11:53 pm
2 stops17h 00m
$511
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Thu 9/24
4:59 pm-12:51 pm
1 stop18h 52m
Denver Intl
Sun 9/27
10:50 pm-8:12 pm
1 stop22h 22m
$513
BellinghamDenver
BLI Bellingham - DEN Denver Intl
BLIDEN
Bellingham
Mon 12/7
12:56 pm-11:51 pm
2 stops9h 55m
Denver Intl
Sun 12/13
7:02 pm-12:17 pm
2 stops18h 15m
$539
Sorted by cheapest first
Compare providers for flights from Bellingham to Denver
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 Bellingham to Denver in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bellingham-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bellingham-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-Denver 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 Bellingham-Denver 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 Bellingham to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Bellingham with our price prediction graph.
BLI-DEN
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.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated September 10, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines from Bellingham to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Bellingham to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Lakewood
Centennial
Black Hawk
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Cripple Creek
Winter Park
Limon
Frisco
Manitou Springs
Englewood
Glendale
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
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Bellingham and Denver flights
Browse other Bellingham and Denver flight options. Last updated on September 10, 2026.
Other flights from Bellingham
Browse through other flights departing from Bellingham. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Bellingham to Denver
Discover the top airline that operate flights from Bellingham to Denver. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$188 | Average$411 | FlexibilityNo cancel fee | On-time75% |