What airlines fly to Helena?

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Helena from Denver according to our data. United Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 5 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Denver and Helena is 2 per day as of November 2025. The most frequent departure time is 11:00AM, with 50% of daily flights leaving at noon.

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

As of November 2025, 14 flights take off from Denver and land in Helena each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

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

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

As of November 2025, there is 1 operator available to choose from for flights from Denver Intl Airport to Helena Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The travel and health documents you'll need for your trip to Helena Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helena Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$175 Cheap Flights from Denver to Helena in 2025/26

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7:15 pm - 9:26 pmDEN-HLN

2h 11mnonstop

2:27 pm - 4:37 pmHLN-DEN

2h 10mnonstop

$209United Airlines

Find Deal

sáb., ene. 24 - vie., feb. 6

1:34 pm - 5:22 pmDEN-HLN

27h 48m1 stop

5:59 pm - 11:35 pmHLN-DEN

5h 36m1 stop

$228Alaska Airlines

Find Deal

sáb., ene. 24 - vie., feb. 6

11:20 am - 1:27 pmDEN-HLN

2h 07mnonstop

6:30 am - 8:39 amHLN-DEN

2h 09mnonstop

$242United Airlines

Find Deal

sáb., nov. 29 - mar., dic. 2

11:34 am - 1:45 pmDEN-HLN

2h 11mnonstop

6:10 am - 8:30 amHLN-DEN

2h 20mnonstop

$247United Airlines

Find Deal

jue., dic. 18 - lun., dic. 22

5:40 am - 12:23 pmDEN-HLN

6h 43m1 stop

5:45 am - 11:54 amHLN-DEN

6h 09m1 stop

$249Delta

Find Deal

vie., abr. 24 - sáb., abr. 25

11:20 am - 1:27 pmDEN-HLN

2h 07mnonstop

6:40 am - 8:49 amHLN-DEN

2h 09mnonstop

$262United Airlines

Find Deal

sáb., nov. 29 - lun., dic. 1

11:34 am - 1:45 pmDEN-HLN

2h 11mnonstop

6:10 am - 8:30 amHLN-DEN

2h 20mnonstop

$278United Airlines

Find Deal

vie., dic. 19 - lun., dic. 22

7:00 am - 5:22 pmDEN-HLN

10h 22m1 stop

5:59 pm - 11:38 amHLN-DEN

17h 39m2 stops

$291Alaska Airlines

Find Deal

sáb., ene. 24 - vie., feb. 6

7:05 am - 12:25 pmDEN-HLN

5h 20m1 stop

1:11 pm - 7:13 pmHLN-DEN

6h 02m1 stop

$314Delta

Find Deal

jue., dic. 18 - lun., dic. 22

6:45 am - 10:34 pmDEN-HLN

15h 49m2 stops

5:45 am - 9:37 amHLN-DEN

3h 52m1 stop

$381Delta

Find Deal

vie., abr. 24 - sáb., abr. 25

United Airlines flights from Denver to Helena

Our best United Airlines deals on Denver to Helena flight tickets

United Airlines

Jan 24

DEN7:15 pmDenver Intl

2h 11m

HLN9:26 pmHelena

Feb 6

HLN2:27 pmHelena

2h 10m

DEN4:37 pmDenver Intl

$209

Find similar

United Airlines

Nov 29

DEN11:20 amDenver Intl

2h 07m

HLN1:27 pmHelena

Dec 2

HLN6:30 amHelena

2h 09m

DEN8:39 amDenver Intl

$242

Find similar

United Airlines

Dec 18

DEN11:34 amDenver Intl

2h 11m

HLN1:45 pmHelena

Dec 22

HLN6:10 amHelena

2h 20m

DEN8:30 amDenver Intl

$247

Find similar

Alaska Airlines flights from Denver to Helena

Our best Alaska Airlines deals on Denver to Helena flight tickets

Alaska Airlines

Jan 24

DEN1:34 pmDenver Intl

27h 48m

1 stop

HLN5:22 pmHelena

Feb 6

HLN5:59 pmHelena

5h 36m

1 stop

DEN11:35 pmDenver Intl

$228

Find similar

Alaska Airlines

Jan 24

DEN7:00 amDenver Intl

10h 22m

1 stop

HLN5:22 pmHelena

Feb 6

HLN5:59 pmHelena

17h 39m

2 stops

DEN11:38 amDenver Intl

$291

Find similar

Alaska Airlines

Jan 24

DEN8:04 amDenver Intl

33h 18m

2 stops

HLN5:22 pmHelena

Feb 6

HLN5:59 pmHelena

17h 39m

2 stops

DEN11:38 amDenver Intl

$373

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverHelena

DEN - HLN

DENHLN

Denver Intl

sáb. 1/24

7:15 pm-9:26 pm

Nonstop2h 11m

Helena

vie. 2/6

2:27 pm-4:37 pm

Nonstop2h 10m

$209

DenverHelena

DEN - HLN

DENHLN

Denver Intl

sáb. 1/24

1:34 pm-5:22 pm

1 stop27h 48m

Helena

vie. 2/6

5:59 pm-11:35 pm

1 stop5h 36m

$228

DenverHelena

DEN - HLN

DENHLN

Denver Intl

sáb. 11/29

11:20 am-1:27 pm

Nonstop2h 07m

Helena

mar. 12/2

6:30 am-8:39 am

Nonstop2h 09m

$242

DenverHelena

DEN - HLN

DENHLN

Denver Intl

jue. 12/18

11:34 am-1:45 pm

Nonstop2h 11m

Helena

lun. 12/22

6:10 am-8:30 am

Nonstop2h 20m

$247

DenverHelena

DEN - HLN

DENHLN

Denver Intl

vie. 4/24

5:40 am-12:23 pm

1 stop6h 43m

Helena

sáb. 4/25

5:45 am-11:54 am

1 stop6h 09m

$249

DenverHelena

DEN - HLN

DENHLN

Denver Intl

sáb. 11/29

11:20 am-1:27 pm

Nonstop2h 07m

Helena

lun. 12/1

6:40 am-8:49 am

Nonstop2h 09m

$262

DenverHelena

DEN - HLN

DENHLN

Denver Intl

vie. 12/19

11:34 am-1:45 pm

Nonstop2h 11m

Helena

lun. 12/22

6:10 am-8:30 am

Nonstop2h 20m

$278

DenverHelena

DEN - HLN

DENHLN

Denver Intl

sáb. 1/24

7:00 am-5:22 pm

1 stop10h 22m

Helena

vie. 2/6

5:59 pm-11:38 am

2 stops17h 39m

$291

DenverHelena

DEN - HLN

DENHLN

Denver Intl

jue. 12/18

7:05 am-12:25 pm

1 stop5h 20m

Helena

lun. 12/22

1:11 pm-7:13 pm

1 stop6h 02m

$314

DenverHelena

DEN - HLN

DENHLN

Denver Intl

vie. 4/24

6:45 am-10:34 pm

2 stops15h 49m

Helena

sáb. 4/25

5:45 am-9:37 am

1 stop3h 52m

$381

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Denver to Helena

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 cheapest month to fly to Helena?

If you aren’t able to travel to Helena during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $244.

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

The cheapest day to depart from Denver to Helena is on a Wednesday. Travelers who choose to depart for Helena on a Wednesday will often find tickets for as low as $289. The most expensive day to fly to Helena is Tuesday, with ticket prices averaging around $407.

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

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Denver to Helena in the afternoon for as low as $277. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the evening when prices are around $339.

What is the cheapest Denver Intl to Helena flight route?

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

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

There is only 1 cabin class available to choose from on Denver Intl to Helena 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 Denver to Helena flights?

No. A direct flight is the cheapest option for a flight between Denver to Helena.

How have Denver to Helena flight prices changed over time?

As of November 2025, prices for Denver to Helena flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Helena

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

Estimated round-trip price

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

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

Best Price Found	$209
Fastest flight time	1h 57m
Direct flights	Wed, Thu, Fri, Sat and Sun
Airports in Helena	1 airport

The best flight deal from Denver to Helena found on momondo in the last 72 hours is $209

The fastest flight from Denver to Helena takes 1h 57m

Direct flights go from Denver to Helena on Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Helena: Helena (HLN)

Search flight deals

How far is Denver Intl to Helena by plane?
Helena is 591.1 mi away from Denver Intl. Flights usually cover this in 1h 57m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Denver Intl Airport to Helena Airport?
Prices for flights from Denver Intl Airport to Helena Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Helena Airport?
As of November 2025, there is 1 operator available to choose from for flights from Denver Intl Airport to Helena Airport.
How old do you have to be to fly from Denver Intl Airport to Helena Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents you'll need for your trip to Helena Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helena Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Denver to Helena?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Helena is Canadair (Bombardier) Regional Jet (42.19% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (25.00%), Airbus A319 (6.25%), and Boeing 737-900 (6.25%).
What is the most popular airline from Denver to Helena?
Based on momondo bookings for flights between Denver and Helena, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Denver to Helena

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 9,002 reviews		Search United Airlines flights

United Airlines Flights From Denver to Helena
Across 14 United Airlines flights from Denver to Helena this week, the average price was $314, with the best United Airlines deals starting from $209 round-trip. 9,002 users have rated United Airlines on momondo, with an average score of 7.4/10.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Helena. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Helena from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Denver to Helena flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Denver to Helena now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Helena and let you know when they change.

An easier way to manage your Helena 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.

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Cheap flights from Denver to Helena from $209

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Helena departing on 1/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Denver to Helena

Cheap round-trip flights

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United Airlines flights from Denver to Helena

Our best United Airlines deals on Denver to Helena flight tickets

Alaska Airlines flights from Denver to Helena

Our best Alaska Airlines deals on Denver to Helena flight tickets

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

See travel insights to Helena from

How to get the cheapest flight ticket from Denver to Helena

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

What is the cheapest month to fly to Helena?

If you aren’t able to travel to Helena during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $244.

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

The cheapest day to depart from Denver to Helena is on a Wednesday. Travelers who choose to depart for Helena on a Wednesday will often find tickets for as low as $289. The most expensive day to fly to Helena is Tuesday, with ticket prices averaging around $407.

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

What is the cheapest Denver Intl to Helena flight route?

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

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

There is only 1 cabin class available to choose from on Denver Intl to Helena 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 Denver to Helena flights?

No. A direct flight is the cheapest option for a flight between Denver to Helena.

How have Denver to Helena flight prices changed over time?

As of November 2025, prices for Denver to Helena flights are approximately 16% cheaper when compared to flights at the same time last year.

What airlines fly to Helena?

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

The number of flights available between Denver and Helena is 2 per day as of November 2025. The most frequent departure time is 11:00AM, with 50% of daily flights leaving at noon.

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

As of November 2025, 14 flights take off from Denver and land in Helena each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

When to book flights from Denver to Helena

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Helena

How far is Denver Intl to Helena by plane?

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

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

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

What documentation or ID do you need to fly to Helena Airport?

What is the most popular plane model from Denver to Helena?

What is the most popular airline from Denver to Helena?

Best airlines flying from Denver to Helena

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

United Airlines Flights From Denver to Helena

Why use momondo?

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

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

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

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

An easier way to manage your Helena 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 Montana