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Helena

$120+ Cheap flights from Denver to Helena (DEN - 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HLN
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Denver to Helena

Cheapest flights from Denver to Helena
Explore the most affordable flight options available from Denver to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/125:30 am
DEN
-
HLN
1 stop6h 55m
Delta
Fri 2/201:10 pm
HLN
-
DEN
1 stop7h 04m
Delta
Deal found 1/21$239
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 2/1211:32 am
DEN
-
HLN
Nonstop2h 08m
United Airlines
Mon 2/166:15 am
HLN
-
DEN
Nonstop2h 08m
United Airlines
Deal found 1/20$241
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/127:00 am
DEN
-
HLN
1 stop8h 59m
Alaska Airlines
Thu 2/194:36 pm
HLN
-
DEN
1 stop7h 23m
Alaska Airlines
Deal found 1/21$246
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 2/57:15 pm
DEN
-
HLN
Nonstop2h 11m
United Airlines
Mon 2/92:27 pm
HLN
-
DEN
Nonstop2h 10m
United Airlines
Deal found 1/20$249
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/125:30 am
DEN
-
HLN
1 stop6h 55m
Delta
Wed 2/181:10 pm
HLN
-
DEN
2 stops10h 15m
Delta
Deal found 1/21$251
This Delta deal was found by Cheapflights users on 1/21. 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.
Fri 2/135:30 am
DEN
-
HLN
1 stop6h 55m
Delta
Thu 2/191:10 pm
HLN
-
DEN
1 stop7h 04m
Delta
Deal found 1/21$254
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 2/57:00 am
DEN
-
HLN
1 stop11h 11m
Alaska Airlines
Mon 2/96:48 pm
HLN
-
DEN
1 stop17h 50m
Alaska Airlines
Deal found 1/20$264
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/1211:32 am
DEN
-
HLN
Nonstop2h 08m
United Airlines
Wed 2/182:25 pm
HLN
-
DEN
Nonstop2h 08m
United Airlines
Deal found 1/21$279
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/127:00 am
DEN
-
HLN
1 stop5h 25m
Delta
Tue 2/175:30 am
HLN
-
DEN
1 stop3h 54m
Delta
Deal found 1/21$289
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 2/157:00 am
DEN
-
HLN
1 stop8h 59m
Alaska Airlines
Fri 2/204:36 pm
HLN
-
DEN
1 stop7h 23m
Alaska Airlines
Deal found 1/21$291
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/187:00 am
DEN
-
HLN
1 stop8h 59m
Alaska Airlines
Sat 2/214:36 pm
HLN
-
DEN
2 stops19h 02m
Alaska Airlines
Deal found 1/20$298
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 2/711:30 am
DEN
-
HLN
Nonstop2h 11m
United Airlines
Wed 2/116:15 am
HLN
-
DEN
Nonstop2h 20m
United Airlines
Deal found 1/20$299

Find flight deals from Denver to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Helena (HLN). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$239
(Delta)

One-way from

$120
(Alaska Airlines)

Popular in

January

Cheapest in

September

Average price

$416

Good round-trip deal

$284 or less

Good one-way deal

$223 or less
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 Denver Intl to Helena
Search Deals
One-way flight from Denver Intl to Helena
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Helena.
Search Deals
Price to beat on a one-way flight from Denver Intl to Helena.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 January 21, 2026.
Use the filters below to find and compare flights from Denver to Helena that are best for you.

Fly from

Denver

Fly to

Helena

Route

Depart

Return

Price

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 6/26

2:00 pm-4:05 pm

Nonstop2h 05m

Helena

Sun 6/28

2:30 pm-4:21 pm

Nonstop1h 51m

$241

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sun 2/15

7:00 am-3:59 pm

1 stop8h 59m

Helena

Thu 2/19

4:36 pm-11:59 pm

1 stop7h 23m

$246

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Wed 2/18

7:00 am-3:59 pm

1 stop8h 59m

Helena

Sat 2/21

4:36 pm-11:59 pm

1 stop7h 23m

$246

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 2/13

5:30 am-12:25 pm

1 stop6h 55m

Helena

Wed 2/18

1:10 pm-11:25 pm

2 stops10h 15m

$251

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 2/13

5:30 am-12:25 pm

1 stop6h 55m

Helena

Thu 2/19

1:10 pm-8:14 pm

1 stop7h 04m

$254

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Thu 2/5

7:00 am-6:11 pm

1 stop11h 11m

Helena

Mon 2/9

6:48 pm-12:38 pm

1 stop17h 50m

$264

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Thu 2/12

11:32 am-1:40 pm

Nonstop2h 08m

Helena

Wed 2/18

2:25 pm-4:33 pm

Nonstop2h 08m

$279

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 2/14

11:32 am-1:40 pm

Nonstop2h 08m

Helena

Fri 2/20

2:25 pm-4:33 pm

Nonstop2h 08m

$279

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 2/13

7:09 pm-9:16 pm

Nonstop2h 07m

Helena

Thu 2/19

2:25 pm-4:33 pm

Nonstop2h 08m

$279

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 2/14

11:32 am-1:40 pm

Nonstop2h 08m

Helena

Wed 2/18

2:25 pm-4:33 pm

Nonstop2h 08m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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Compare providers for flights from Denver to Helena

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 Helena in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Helena flights, Cheapflights users trust Expedia the most. Expedia 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-Helena 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 Helena

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

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

Currently, November is the cheapest month in which you can book a flight from Denver to Helena (average of $49). Flying from Denver 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 DEN to HLN?

Find hourly flight availability from Denver 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 January 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Helena as you normally would.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown United Airlines from Denver to Helena. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • What airports do I use to fly from Denver to Helena?

    Booking a flight from Denver Intl (DEN) to Helena (HLN) is your only option if you wish to fly from Denver to Helena. On a typical day, there is 1 flight from Denver Intl to Helena, all of which are around 1h 57m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Denver Intl to Helena.

  • How long is the flight from Denver to Helena?

    United Airlines, Alaska Airlines, and Delta can get you from Denver to Helena in just under 2h 05m. Your travel time can differ by up to 6h 54m. Airlines will cover a distance of 593 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, United Airlines ($209), offers the cheapest pricing from Denver to Helena. United Airlines is 33% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Denver to Helena?

    Looking at all options, your cheapest flight can be booked for $209. While the most popular route (Denver Intl - Helena) can be booked for $209 on average, our data indicates $355 when flying from Denver to Helena.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Denver to Helena (average of $49). Flying from Denver 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 Denver to Helena

Discover the top airline that operate flights from Denver 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$314FlexibilityNo cancel feeOn-time69%

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