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Helena

$164+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HLN
May 28 — Jun 41
Thu 5/28
Thu 6/4
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 April 28, 2026.

This United Airlines deal was found by Cheapflights users on 4/26. 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 5/257:18 pm
DEN
-
HLN
Nonstop2h 02m
United Airlines
Mon 6/152:20 pm
HLN
-
DEN
Nonstop2h 16m
United Airlines
Deal found 4/26$269
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 5/157:43 pm
DEN
-
HLN
Nonstop2h 03m
United Airlines
Mon 5/182:30 pm
HLN
-
DEN
Nonstop2h 09m
United Airlines
Deal found 4/23$282
This Delta deal was found by Cheapflights users on 4/23. 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 5/216:19 pm
DEN
-
HLN
1 stop4h 14m
Delta
Thu 5/285:45 am
HLN
-
DEN
1 stop3h 37m
Delta
Deal found 4/23$289
This United Airlines deal was found by Cheapflights users on 4/27. 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 7/137:18 pm
DEN
-
HLN
Nonstop2h 02m
United Airlines
Tue 7/216:15 am
HLN
-
DEN
Nonstop1h 58m
United Airlines
Deal found 4/27$306
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 5/128:00 am
DEN
-
HLN
1 stop9h 45m
Alaska Airlines
Tue 5/194:43 pm
HLN
-
DEN
1 stop7h 16m
Alaska Airlines
Deal found 4/23$308
This Delta deal was found by Cheapflights users on 4/28. 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 8/283:40 pm
DEN
-
HLN
1 stop6h 54m
Delta
Sun 9/65:45 am
HLN
-
DEN
1 stop6h 09m
Delta
Deal found 4/28$309
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 5/227:18 pm
DEN
-
HLN
Nonstop2h 02m
United Airlines
Fri 5/292:20 pm
HLN
-
DEN
Nonstop2h 16m
United Airlines
Deal found 4/24$320
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 10/317:00 am
DEN
-
HLN
1 stop8h 31m
Alaska Airlines
Wed 11/44:08 pm
HLN
-
DEN
1 stop7h 40m
Alaska Airlines
Deal found 4/27$327
This Delta deal was found by Cheapflights users on 4/28. 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 5/137:55 am
DEN
-
HLN
1 stop4h 28m
Delta
Sun 5/175:45 am
HLN
-
DEN
1 stop3h 37m
Delta
Deal found 4/28$329
This Delta deal was found by Cheapflights users on 4/23. 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 5/205:30 am
DEN
-
HLN
1 stop6h 53m
Delta
Tue 5/261:03 pm
HLN
-
DEN
1 stop6h 12m
Delta
Deal found 4/23$344
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/207:43 pm
DEN
-
HLN
Nonstop2h 03m
United Airlines
Tue 5/262:20 pm
HLN
-
DEN
Nonstop2h 16m
United Airlines
Deal found 4/23$349
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/217:18 pm
DEN
-
HLN
Nonstop2h 02m
United Airlines
Thu 5/282:20 pm
HLN
-
DEN
Nonstop2h 16m
United Airlines
Deal found 4/23$358

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 April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$164
(Alaska Airlines)

Popular in

January

Cheapest in

February

Average price

$339

Good round-trip deal

$289 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
High demand for flights, 3% potential price rise
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 April 2026
Search Deals
Price to beat on a round-trip 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 April 28, 2026.
Use the filters below to find and compare flights from Denver to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 5/29

6:19 pm-10:33 pm

1 stop4h 14m

Helena

Sun 5/31

5:45 am-11:45 am

1 stop6h 00m

$289

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 6/5

3:49 pm-10:33 pm

1 stop6h 44m

Helena

Sun 6/7

5:25 am-9:18 am

1 stop3h 53m

$289

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Thu 5/21

6:19 pm-10:33 pm

1 stop4h 14m

Helena

Thu 5/28

5:45 am-9:22 am

1 stop3h 37m

$289

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Tue 5/12

6:00 am-5:45 pm

1 stop11h 45m

Helena

Tue 5/19

4:43 pm-11:59 pm

1 stop7h 16m

$308

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 8/28

5:40 am-12:23 pm

1 stop6h 43m

Helena

Sun 9/6

12:50 pm-7:10 pm

1 stop6h 20m

$309

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Wed 5/20

5:30 am-12:23 pm

1 stop6h 53m

Helena

Tue 5/26

1:03 pm-7:15 pm

1 stop6h 12m

$344
Quickest round-trip

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 8/28

11:30 am-1:32 pm

Nonstop2h 02m

Helena

Sun 9/6

6:15 am-8:23 am

Nonstop2h 08m

$349

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Thu 5/21

7:18 pm-9:20 pm

Nonstop2h 02m

Helena

Thu 5/28

2:20 pm-4:36 pm

Nonstop2h 16m

$358
Cheapest one-way

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Thu 10/8

7:00 am-3:31 pm

1 stop8h 31m

$164

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Tue 5/26

6:00 am-4:06 pm

1 stop10h 06m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 April.
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-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 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-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, February is the cheapest month in which you can book a flight from Denver to Helena (average of $209). Flying from Denver to Helena in January is currently the most expensive (average of $414). 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 April 28, 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.

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

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 April 28, 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
9,672 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,672 reviews
United Airlines
7.4
Good
9,672 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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.

  • How long is the flight from Denver to Helena?

    Delta and Alaska Airlines can get you from Denver to Helena in just under 4h 14m. Your travel time can differ by up to 7h 31m. 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 32% 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 $269. While the most popular route (Denver Intl - Helena) can be booked for $269 on average, our data indicates $507 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, February is the cheapest month in which you can book a flight from Denver to Helena (average of $209). Flying from Denver to Helena in January is currently the most expensive (average of $414). 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

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 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$300FlexibilityNo cancel feeOn-time69%

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