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Cheap flights from Colorado to Helena from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Helena departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:19 pm - 10:33 pm
DEN
-
HLN
4h 14m
1 stop
Delta Logo
5:35 am - 9:18 am
HLN
-
DEN
3h 43m
1 stop
$289Delta
Fri, Jun 5 - Wed, Jun 10
Delta Logo
6:19 pm - 10:33 pm
DEN
-
HLN
4h 14m
1 stop
Delta Logo
5:45 am - 11:45 am
HLN
-
DEN
6h 00m
1 stop
$309Delta
Fri, May 29 - Sun, May 31
United Airlines Logo
7:18 pm - 9:20 pm
DEN
-
HLN
2h 02mnonstop
United Airlines Logo
6:15 am - 8:13 am
HLN
-
DEN
1h 58mnonstop
$319United Airlines
Fri, May 29 - Sun, May 31
Delta Logo
5:30 am - 12:23 pm
DEN
-
HLN
6h 53m
1 stop
Delta Logo
5:45 am - 9:22 am
HLN
-
DEN
3h 37m
1 stop
$329Delta
Sat, May 16 - Wed, May 20
United Airlines Logo
7:18 pm - 9:20 pm
DEN
-
HLN
2h 02mnonstop
United Airlines Logo
6:15 am - 8:13 am
HLN
-
DEN
1h 58mnonstop
$333United Airlines
Fri, Jul 24 - Mon, Jul 27
Alaska Airlines Logo
9:00 am - 4:06 pm
DEN
-
HLN
7h 06m
1 stop
Alaska Airlines Logo
4:43 pm - 11:59 pm
HLN
-
DEN
7h 16m
1 stop
$334Alaska Airlines
Tue, May 19 - Sat, May 23
United Airlines Logo
7:18 pm - 9:16 pm
DEN
-
HLN
1h 58mnonstop
United Airlines Logo
6:15 am - 8:23 am
HLN
-
DEN
2h 08mnonstop
$349United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
11:30 am - 1:33 pm
DEN
-
HLN
2h 03mnonstop
United Airlines Logo
6:15 am - 8:13 am
HLN
-
DEN
1h 58mnonstop
$354United Airlines
Sat, Jul 4 - Tue, Jul 7
United Airlines Logo
7:18 pm - 9:20 pm
DEN
-
HLN
2h 02mnonstop
United Airlines Logo
6:15 am - 8:13 am
HLN
-
DEN
1h 58mnonstop
$368United Airlines
Fri, Jun 12 - Fri, Jun 19
United Airlines Logo
7:18 pm - 9:16 pm
DEN
-
HLN
1h 58mnonstop
United Airlines Logo
2:29 pm - 4:37 pm
HLN
-
DEN
2h 08mnonstop
$369United Airlines
Fri, Aug 28 - Sun, Sep 6

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Delta flights from Colorado to Helena

Our best Delta deals on Colorado to Helena flight tickets
Delta
Jun 5
DEN6:19 pmDenver Intl
4h 14m
1 stop
HLN10:33 pmHelena
Jun 10
HLN5:35 amHelena
3h 43m
1 stop
DEN9:18 amDenver Intl
$289
Delta
May 29
DEN6:19 pmDenver Intl
4h 14m
1 stop
HLN10:33 pmHelena
May 31
HLN5:45 amHelena
6h 00m
1 stop
DEN11:45 amDenver Intl
$309
Delta
May 16
DEN5:30 amDenver Intl
6h 53m
1 stop
HLN12:23 pmHelena
May 20
HLN5:45 amHelena
3h 37m
1 stop
DEN9:22 amDenver Intl
$329

United Airlines flights from Colorado to Helena

Our best United Airlines deals on Colorado to Helena flight tickets
United Airlines
May 15
DEN11:35 amDenver Intl
2h 03m
HLN1:38 pmHelena
May 17
HLN6:15 amHelena
2h 09m
DEN8:24 amDenver Intl
$309
United Airlines
May 29
DEN7:18 pmDenver Intl
2h 02m
HLN9:20 pmHelena
May 31
HLN6:15 amHelena
1h 58m
DEN8:13 amDenver Intl
$319
United Airlines
Jul 24
DEN7:18 pmDenver Intl
2h 02m
HLN9:20 pmHelena
Jul 27
HLN6:15 amHelena
1h 58m
DEN8:13 amDenver Intl
$333

momondo Fare Finder

 
Customize your flight search to find flights from Colorado 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, momondo users made 832,500 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from Colorado 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 6/5

6:19 pm-10:33 pm

1 stop4h 14m

Helena

Wed 6/10

5:35 am-9:18 am

1 stop3h 43m

$289

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

$309
Quickest round-trip

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 5/29

7:18 pm-9:20 pm

Nonstop2h 02m

Helena

Sun 5/31

6:15 am-8:13 am

Nonstop1h 58m

$319

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 5/16

5:30 am-12:23 pm

1 stop6h 53m

Helena

Wed 5/20

5:45 am-9:22 am

1 stop3h 37m

$329

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 7/24

7:18 pm-9:20 pm

Nonstop2h 02m

Helena

Mon 7/27

6:15 am-8:13 am

Nonstop1h 58m

$333

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Tue 5/19

9:00 am-4:06 pm

1 stop7h 06m

Helena

Sat 5/23

4:43 pm-11:59 pm

1 stop7h 16m

$334

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Tue 9/1

7:18 pm-9:16 pm

Nonstop1h 58m

Helena

Sat 9/5

6:15 am-8:23 am

Nonstop2h 08m

$349

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Sat 7/4

11:30 am-1:33 pm

Nonstop2h 03m

Helena

Tue 7/7

6:15 am-8:13 am

Nonstop1h 58m

$354

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 6/12

7:18 pm-9:20 pm

Nonstop2h 02m

Helena

Fri 6/19

6:15 am-8:13 am

Nonstop1h 58m

$368

DenverHelena

DEN - HLN

DENHLN

Denver Intl

Fri 8/28

7:18 pm-9:16 pm

Nonstop1h 58m

Helena

Sun 9/6

2:29 pm-4:37 pm

Nonstop2h 08m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Helena from

How to get the cheapest flight ticket from Colorado 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 August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $209.

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

The cheapest day to depart from Colorado to Helena is on a Friday. Travelers who choose to depart for Helena on a Friday will often find tickets for as low as $279. The most expensive day to fly to Helena is Tuesday, with ticket prices averaging around $447.

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 morning. momondo users have found flights departing from Colorado to Helena in the morning for as low as $289. 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 $319.

What is the cheapest Colorado to Helena flight route?

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

Can stopping save me money on Colorado to Helena flights?

You could potentially save up to 8% on your flight if you consider stops on a Colorado to Helena flight.

Cheap Colorado to Helena flight deals and tips

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

Best Price Found

$289

Fastest flight time

1h 58m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Helena

1 airport
The best flight deal from Colorado to Helena found on momondo in the last 72 hours is $289
The fastest flight from Colorado to Helena takes 1h 58m
Direct flights go from Colorado to Helena on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Helena. From Colorado there are direct flights to Helena (HLN).
Search flight deals

Frequently asked questions about flying from Colorado to Helena

  • When did momondo last update prices for flights from Colorado to Helena Airport?

    Prices for flights from Colorado to Helena Airport refresh daily.

  • How many operators does momondo search for flights from Colorado to Helena Airport?

  • How old do you have to be to fly from Colorado 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 Colorado 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 Colorado to Helena?

Best airlines flying from Colorado to Helena

Compare and see reviews for airlines that fly from Colorado to Helena with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado to Helena. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Colorado to Helena on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

If you are simply researching potential flights to Helena, momondo offers a useful price alert feature which will track prices for flights to Helena from Colorado and alert you when they change.

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