Title: Cheap Flights from Helena (HLN) to Denver (DEN) - Expedia.ca ![Denver Colorado downtown with City Park](https://images.trvl-media.com/place/178254/7cc57818-0302-43a8-831e-86e04b8cc6a7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178254/7cc57818-0302-43a8-831e-86e04b8cc6a7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Helena (HLN) to Denver (DEN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Helena, MT (HLN-Helena Regional) to Denver International Airport (DEN) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:hln,to:den,departure:02/11/2025TANYT&leg2=from:den,to:hln,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:hln,to:den,departure:02/11/2025TANYT&leg2=from:den,to:hln,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:hln,to:den,departure:02/11/2025TANYT&leg2=from:den,to:hln,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:hln,to:den,departure:02/11/2025TANYT&leg2=from:den,to:hln,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Helena (HLN) to Denver (DEN) Prices were available within the past 7 days and start at for one-way flights and CA $1,072 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Oct 21 - Wed, Oct 22 HLN Helena DEN Denver CA $1,072 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:HLN,to:DEN,departure:21/10/2025TANYT&leg2=from:DEN,to:HLN,departure:22/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1071.60&airProductToken=AQoiCiAI1YIBEgQ1OTExGOdqIINpKLz8-gIwuP36AjhVQABYAQoiCiAI1YIBEgQ1Mzg4GINpIOdqKMKG-wIwuYf7AjhVQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ## Find the cheapest month to fly from Helena (HLN) to Denver (DEN) ### April is typically the cheapest month to fly From CA $262 - CA $736 per traveller. ## Frequently asked questions ### How much is a flight from HLN to Denver Airport? > The lowest price advertised for a round-trip journey between HLN and DIA airport is CA $1,072. But you better act quick. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Helena Regional Airport to Denver Airport? > Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Helena Regional Airport (HLN) to Denver Intl. Airport (DEN) that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from HLN to Denver Intl. Airport (DEN). This allows you to snag a great deal ahead of time and still have the freedom to reschedule without any extra fees. You'll just need to pay the fare difference, if applicable. ### How many hours is the flight from Helena Regional Airport (HLN) to DEN? > The journey from Helena Regional Airport (HLN) to DIA airport takes only 3 hours and 53 minutes, so don't get too settled. There's a good chance the next time you peek out the window you'll be about to land in Denver. ### How far is the flight from Helena Regional Airport to Denver Airport? > A flight distance of just 960 kilometres separates Helena and Denver. Once you're in the air, you won't get a chance to do much more than flip through the pages of the in-flight magazine. ### Which airlines fly direct from Helena Regional Airport (HLN) to Denver Airport? > A popular option with many travellers, United Airlines (UA) operates 60 flights every month from Helena Regional Airport (HLN) to DIA airport. Pick the one that fits with your travel schedule and book your fare today. ### Are HLN to Denver Intl. Airport (DEN) flight tickets cheaper when they're purchased at the last minute? > Late planners can occasionally find a bargain, with some super cheap airfares from Helena Regional Airport (HLN) to Denver Intl. Airport (DEN) showing up a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines publish prices so far in advance. ## Travel information | Origin airport | Helena Regional | | --- | --- | | Destination airport | Denver Intl. | | Roundtrip price | CA $1,064 | | Distance | 950 km | | Average flight time | 2 hours 6 mins | ## Book with confidence ### Helena to Denver Flights **The easy way to book your flights from Helena to Denver**  With Expedia, it’s simple to find and book flights to Denver from Helena whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 1 airlines that cover this route. There are nonstop flights to Denver Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Helena to Denver today, tomorrow, or this week.   **Save dollars with cheap flights from Helena Regional, HLN to Denver Intl., DEN**  Sort your search results by price to find great deals on your flight from Helena to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Helena currently is just CA $1,072 rising to CA $1,072.   Here are more money-saving tips:  - Fly in October when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Denver   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Denver from Helena**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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