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Helena

$110+ Cheap flights from Colorado to Helena (HLN)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HLN
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Colorado to Helena

Cheapest flights from Colorado to Helena
Explore the most affordable flight options available from Colorado to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:20 pmDEN - HLN
Nonstop2h 11mUnited Airlines
Sat 1/32:26 pmHLN - DEN
Nonstop2h 10mUnited Airlines
Deal found 12/15$319
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:20 pmDEN - HLN
Nonstop2h 11mUnited Airlines
Fri 1/22:26 pmHLN - DEN
Nonstop2h 10mUnited Airlines
Deal found 12/14$360
This Delta deal was found by Cheapflights users on 12/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:30 amDEN - HLN
1 stop7h 00mDelta
Thu 12/255:30 amHLN - DEN
1 stop5h 35mDelta
Deal found 12/13$389
This United Airlines deal was found by Cheapflights users on 12/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:34 amDEN - HLN
Nonstop2h 11mUnited Airlines
Thu 12/252:26 pmHLN - DEN
Nonstop2h 10mUnited Airlines
Deal found 12/13$439
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:25 pmMTJ - HLN
1 stop6h 06mUnited Airlines
Fri 1/22:26 pmHLN - MTJ
1 stop6h 00mUnited Airlines
Deal found 12/14$511
This Delta deal was found by Cheapflights users on 12/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:27 pmDEN - HLN
1 stop4h 03mDelta
Sun 12/285:30 amHLN - DEN
1 stop5h 30mDelta
Deal found 12/12$544
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:34 amDEN - HLN
Nonstop2h 11mUnited Airlines
Sun 12/286:10 amHLN - DEN
Nonstop2h 20mUnited Airlines
Deal found 12/12$614
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 amDEN - HLN
1 stop7h 00mDelta
Fri 1/21:11 pmHLN - DEN
1 stop6h 02mDelta
Deal found 12/14$664
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/306:02 amDEN - HLN
1 stop11h 53mAlaska Airlines
Sat 1/36:32 pmHLN - DEN
1 stop5h 27mAlaska Airlines
Deal found 12/15$749
This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
Tue 12/237:11 pmDEN - HLN
2 stops22h 44mAlaska Airlines
Thu 12/256:32 pmHLN - DEN
1 stop5h 27mAlaska Airlines
Deal found 12/13$853
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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 12/296:02 amDEN - HLN
1 stop11h 53mAlaska Airlines
Fri 1/26:32 pmHLN - DEN
2 stops16h 22mAlaska Airlines
Deal found 12/14$916

Find flight deals from Colorado to Helena

Keep the following information in mind while searching for Colorado to Helena flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$110
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$418
Provider with most accurate pricing for Denver Intl-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Helena flights.
Search Deals
From Colorado to Helena
Search Deals
One-way flight from Colorado to Helena
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 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 Helena 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 December 15, 2025.
Use the filters below to find and compare flights from Colorado to Helena that are best for you.

Fly from

Colorado

Fly to

Helena

Route

Depart

Return

Price

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 1/10

7:00 am-12:27 pm

1 stop5h 27m

Helena

Sun 1/11

1:10 pm-7:56 pm

1 stop6h 46m

$249

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 2/13

7:09 pm-9:16 pm

Nonstop2h 07m

Helena

Tue 2/17

6:15 am-8:23 am

Nonstop2h 08m

$279

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 1/10

7:15 pm-9:26 pm

Nonstop2h 11m

Helena

Sat 1/17

6:15 am-8:35 am

Nonstop2h 20m

$279

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 1/10

11:30 am-1:41 pm

Nonstop2h 11m

Helena

Sun 1/11

6:15 am-8:35 am

Nonstop2h 20m

$279

DurangoHelena

DRO - HLN

DROHLN

Durango La Plata County

Wed 1/21

7:00 am-1:41 pm

1 stop6h 41m

Helena

Sat 1/24

6:15 am-12:36 pm

1 stop6h 21m

$288

Grand JunctionHelena

GJT - HLN

GJTHLN

Grand Junction Regnl

Wed 1/28

7:00 am-1:41 pm

1 stop6h 41m

Helena

Sat 1/31

6:15 am-12:40 pm

1 stop6h 25m

$299

MontroseHelena

MTJ - HLN

MTJHLN

Montrose County

Thu 1/22

3:28 pm-9:26 pm

1 stop5h 58m

Helena

Sat 1/24

2:27 pm-8:17 pm

1 stop5h 50m

$299

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Mon 1/5

6:02 am-5:55 pm

1 stop11h 53m

Helena

Thu 1/8

6:48 pm-12:41 pm

1 stop17h 53m

$332

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 2/13

7:52 pm-3:59 pm

1 stop20h 07m

Helena

Tue 2/17

4:36 pm-11:59 pm

2 stops31h 23m

$338

Colorado SpringsHelena

COS - HLN

COSHLN

Colorado Springs

Fri 1/30

5:05 pm-9:26 pm

1 stop4h 21m

Helena

Tue 2/3

2:27 pm-9:06 pm

1 stop6h 39m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 21 results
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Best time to book a flight from Colorado to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena 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 Helena

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Helena (average of $49). Flying from Colorado to Helena in April is currently the most expensive (average of $209). 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 HLN?

Find hourly flight availability from Colorado to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

One of the essential ways to save on airfare from Colorado to Helena is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Helena. 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 Helena from Colorado?

    Helena (HLN) is the airport you will fly into if you book a flight from Colorado to Helena. It is only a 2.7 mi journey from Helena (HLN) to Helena’s city center.

  • How long is the flight from Colorado to Helena?

    Delta and United Airlines can get you from Colorado to Helena in just under 2h 07m. Your travel time can differ by up to 3h 20m. The distance from Colorado to Helena is about 593 mi. 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 Helena?

    The most popular flight routes from Colorado to Helena are Denver Intl - Helena, Montrose County - Helena and Colorado Springs - Helena.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Helena 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 Helena?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Helena (average of $49). Flying from Colorado to Helena in April is currently the most expensive (average of $209). 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

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Top airline flying from Colorado to Helena

Discover the top airline that operate flights from Colorado to Helena. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$378FlexibilityNo cancel feeOn-time69%

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