How many flights depart from Helena to Denver on average per week?

As of August 2026, 11 flights take off from Helena and land in Denver each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

What is the cheapest airline that flies from Helena to Denver Intl?

United Airlines is the most popular carrier operating from Helena to Denver Intl

What airlines fly to Denver?

United Airlines, Southwest and Delta are the top three most popular airlines that fly to Denver from Helena according to our data. United Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 5 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

How many flights depart from Helena to Denver on average per day?

As of August 2026, there are 1 flights per day flying from Helena to Denver. The most common time of day flights depart is 2:00PM, with 63% of flights taking off in the afternoon.

When did momondo last update prices for flights from Helena Airport to Denver Intl Airport?

Prices for flights from Helena Airport to Denver Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Helena Airport to Denver Intl Airport?

As of August 2026, there is 1 operator available to choose from for flights from Helena Airport to Denver Intl Airport.

How old do you have to be to fly from Helena Airport to Denver Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$150 Cheap Flights from Helena to Denver in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 8:25 am

HLN

DEN

2h 10mnonstop

7:30 pm - 9:30 pm

DEN

HLN

2h 00mnonstop

$279United Airlines

Thu, Sep 10 - Mon, Sep 14

6:25 am - 8:35 am

HLN

DEN

2h 10mnonstop

11:45 am - 1:48 pm

DEN

HLN

2h 03mnonstop

$279United Airlines

Fri, Oct 9 - Sun, Oct 11

2:35 pm - 4:45 pm

HLN

DEN

2h 10mnonstop

11:42 am - 1:45 pm

DEN

HLN

2h 03mnonstop

$279United Airlines

Wed, Aug 26 - Sun, Aug 30

7:00 am - 8:53 am

HLN

DEN

1h 53mnonstop

7:07 pm - 8:59 pm

DEN

HLN

1h 52mnonstop

$279United Airlines

Fri, Dec 25 - Wed, Dec 30

6:25 am - 8:35 am

HLN

DEN

2h 10mnonstop

11:45 am - 1:48 pm

DEN

HLN

2h 03mnonstop

$279United Airlines

Fri, Oct 2 - Tue, Oct 13

2:30 pm - 4:21 pm

HLN

DEN

1h 51mnonstop

7:07 pm - 8:59 pm

DEN

HLN

1h 52mnonstop

$279United Airlines

Thu, Dec 3 - Sun, Dec 6

2:35 pm - 4:45 pm

HLN

DEN

2h 10mnonstop

11:42 am - 1:45 pm

DEN

HLN

2h 03mnonstop

$279United Airlines

Fri, Aug 21 - Sun, Aug 23

6:15 am - 8:25 am

HLN

DEN

2h 10mnonstop

11:42 am - 1:45 pm

DEN

HLN

2h 03mnonstop

$279United Airlines

Wed, Aug 19 - Tue, Aug 25

12:57 pm - 5:02 pm

HLN

DEN

4h 05m

1 stop

7:56 am - 12:28 pm

DEN

HLN

4h 32m

1 stop

$299Delta

Fri, Oct 2 - Tue, Oct 13

1:08 pm - 7:34 pm

HLN

DEN

6h 26m

1 stop

5:20 am - 12:28 pm

DEN

HLN

7h 08m

1 stop

$299Delta

Fri, Nov 6 - Sun, Nov 8

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Helena to Denver

Our best Alaska Airlines deals on Helena to Denver flight tickets

Alaska Airlines

Oct 27

HLN5:26 pmHelena

17h 36m

1 stop

DEN11:02 amDenver Intl

Oct 30

DEN5:57 pmDenver Intl

22h 52m

1 stop

HLN4:49 pmHelena

$357

Alaska Airlines

Oct 27

HLN5:26 pmHelena

20h 42m

1 stop

DEN2:08 pmDenver Intl

Oct 30

DEN3:30 pmDenver Intl

25h 19m

1 stop

HLN4:49 pmHelena

$385

Alaska Airlines

Oct 27

HLN5:26 pmHelena

24h 35m

2 stops

DEN6:01 pmDenver Intl

Oct 30

DEN5:57 pmDenver Intl

22h 52m

1 stop

HLN4:49 pmHelena

$390

Delta flights from Helena to Denver

Our best Delta deals on Helena to Denver flight tickets

Delta

Aug 22

HLN6:50 amHelena

4h 57m

1 stop

DEN11:47 amDenver Intl

Aug 25

DEN3:56 pmDenver Intl

6h 34m

1 stop

HLN10:30 pmHelena

$299

Delta

Sep 20

HLN7:15 amHelena

4h 54m

1 stop

DEN12:09 pmDenver Intl

Oct 2

DEN8:05 amDenver Intl

4h 12m

1 stop

HLN12:17 pmHelena

$319

Delta

Sep 10

HLN12:57 pmHelena

4h 05m

1 stop

DEN5:02 pmDenver Intl

Sep 14

DEN5:30 amDenver Intl

6h 47m

1 stop

HLN12:17 pmHelena

$339

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaDenver

HLN - DEN

HLNDEN

Helena

Thu 9/10

6:15 am-8:25 am

Nonstop2h 10m

Denver Intl

Mon 9/14

7:30 pm-9:30 pm

Nonstop2h 00m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 10/9

6:25 am-8:35 am

Nonstop2h 10m

Denver Intl

Sun 10/11

11:45 am-1:48 pm

Nonstop2h 03m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Wed 8/26

2:35 pm-4:45 pm

Nonstop2h 10m

Denver Intl

Sun 8/30

11:42 am-1:45 pm

Nonstop2h 03m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 12/25

7:00 am-8:53 am

Nonstop1h 53m

Denver Intl

Wed 12/30

7:07 pm-8:59 pm

Nonstop1h 52m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 10/2

6:25 am-8:35 am

Nonstop2h 10m

Denver Intl

Tue 10/13

11:45 am-1:48 pm

Nonstop2h 03m

$279

Quickest round-trip

HelenaDenver

HLN - DEN

HLNDEN

Helena

Thu 12/3

2:30 pm-4:21 pm

Nonstop1h 51m

Denver Intl

Sun 12/6

7:07 pm-8:59 pm

Nonstop1h 52m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 8/21

2:35 pm-4:45 pm

Nonstop2h 10m

Denver Intl

Sun 8/23

11:42 am-1:45 pm

Nonstop2h 03m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Wed 8/19

6:15 am-8:25 am

Nonstop2h 10m

Denver Intl

Tue 8/25

11:42 am-1:45 pm

Nonstop2h 03m

$279

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 10/2

12:57 pm-5:02 pm

1 stop4h 05m

Denver Intl

Tue 10/13

7:56 am-12:28 pm

1 stop4h 32m

$299

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 11/6

1:08 pm-7:34 pm

1 stop6h 26m

Denver Intl

Sun 11/8

5:20 am-12:28 pm

1 stop7h 08m

$299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Helena and Denver?

Prices are currently typical for flights on this route.

Typical prices usually range from $269 to $409.
The lowest price recently found on this route was $279.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Helena is in January. Flight prices, which tend to average around $245, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until March to fly from Helena, when ticket prices are also cheap, with an average price of $249.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $479. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $689.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the afternoon when flights can be purchased for as low as $432. Flights in the morning are often more expensive with an average ticket price of $594.

What is the cheapest Helena to Denver Intl flight route?

Fly from Helena to Denver Intl for the best Helena - Denver Intl flight prices

What cabin class options are available on Helena to Denver flights?

There are 4 cabin classes available to choose from on Helena to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Helena to Denver flights?

You could potentially save up to 57% on your flight if you consider stops on a Helena to Denver flight.

How have Helena to Denver flight prices changed over time?

When to book flights from Helena to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helena to Denver (HLN to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Denver

Best Price Found	$393
Fastest flight time	1h 51m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Helena in the past 72 hours is $393. The best round-trip flight deal from Helena to Denver found on momondo in the last 72 hours is $431.

The fastest flight from Helena to Denver takes 1h 51m

Direct flights go from Helena to Denver every day.

There is 1 airport in Denver. From Helena there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Helena to Denver

How far is Helena to Denver Intl by plane?
There are 591.1 mi between Helena and Denver Intl. 1h 51m is a normal flight duration for this route.
When did momondo last update prices for flights from Helena Airport to Denver Intl Airport?
Prices for flights from Helena Airport to Denver Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Helena Airport to Denver Intl Airport?
As of August 2026, there is 1 operator available to choose from for flights from Helena Airport to Denver Intl Airport.
How old do you have to be to fly from Helena Airport to Denver Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Helena to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Helena to Denver is Embraer 175 (Enhanced Winglets) (52.13% of total bookings). The next most popular plane models are Airbus A320-100/200 (9.57%), Boeing 737-900 (7.45%), and Airbus A319 (5.32%).
What is the most popular airline from Helena to Denver?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Helena to Denver is United Airlines (100% of total bookings).

Best airlines flying from Helena to Denver

Compare and see reviews for airlines that fly from Helena to Denver with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 10,062 reviews		Search United Airlines flights

United Airlines Flights From Helena to Denver
United Airlines operates around 11 flights from Helena to Denver every week. The average price of these flights found in the last 72 hours has been $279, but momondo users have found United Airlines deals from Helena to Denver from as low as $209 round-trip. United Airlines has been scored 7.4/10 in 10,062 reviews.

Breckenridge

Estes Park

Black Hawk

Aurora

Fort Collins

Westminster

Longmont

Boulder

Manitou Springs

Lakewood

Greeley

Keystone

Thornton

Cripple Creek

Centennial

Frisco

Englewood

Littleton

Winter Park

Copper Mountain

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Denver?

It is quick and easy to find Helena to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

Can I find flights from Helena to Denver with flexible booking policies on momondo?

momondo does allow users to show only those flights to Denver from Helena which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Helena to Denver?

momondo provides multiple filters to help you find the best flight to Denver from Helena. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Helena to Denver right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Helena to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 8/31

Mon 9/7

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Helena

Complete your trip

Feeling lucky

Airports servicing Colorado

Alamosa Airport

Aspen Pitkin County Airport

Cortez Montezuma County Airport

Colorado Springs Airport

Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Telluride Airport

Cheap flights from Helena to Denver from $150

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Denver departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Helena to Denver

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Alaska Airlines flights from Helena to Denver

Our best Alaska Airlines deals on Helena to Denver flight tickets

Delta flights from Helena to Denver

Our best Delta deals on Helena to Denver flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Helena to Denver that are best for you.

See travel insights to Denver from

How to get the cheapest flight ticket from Helena to Denver

What is the typical price of a round-trip flight between Helena and Denver?

What is the cheapest month to fly to Denver?

What is the cheapest day to depart on your flight to Denver?

What is the cheapest time of day to depart on your flight to Denver?

What is the cheapest Helena to Denver Intl flight route?

What cabin class options are available on Helena to Denver flights?

Can stopping save me money on Helena to Denver flights?

How have Helena to Denver flight prices changed over time?

What is the cheapest airline that flies from Helena to Denver Intl?

What airlines fly to Denver?

How many flights depart from Helena to Denver on average per day?

How many flights depart from Helena to Denver on average per week?

When to book flights from Helena to Denver

Cheap Helena to Denver (HLN to DEN) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Denver

Frequently asked questions about flying from Helena to Denver

Best airlines flying from Helena to Denver

Compare and see reviews for airlines that fly from Helena to Denver with momondo

Traveling to a place near Denver?

Why use momondo?

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Colorado

Fly your favorite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Helena

According to popular flight searches on momondo this year

Complete your trip to Denver

Explore popular destinations other users love

According to popular flight searches on momondo this year