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

Prices for flights from Detroit to Helena Airport were last updated today.

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

As of November 2026, there is 1 operator available to choose from for flights from Detroit to Helena Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Detroit to Helena Airport.

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

The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$280 Cheap Flights from Detroit to Helena in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to Helena

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 pm - 10:41 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 56m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$384Delta

Sat, May 1 - Tue, May 11

8:00 am - 12:24 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 24m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$384Delta

Thu, Apr 29 - Tue, May 11

8:00 am - 12:24 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 24m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$384Delta

Wed, Apr 28 - Tue, May 11

8:00 am - 12:24 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 24m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$414Delta

Wed, Apr 28 - Sat, May 8

5:45 pm - 10:41 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 56m1 stop Salt Lake City

7:00 am - 5:13 pmHLN Helena-DTW Detroit Metropolitan Wayne County

8h 13m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$414Delta

Sat, May 1 - Sat, May 8

5:45 pm - 10:41 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 56m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$414Delta

Fri, Apr 30 - Tue, May 11

8:00 am - 12:24 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 24m1 stop Salt Lake City

7:00 am - 5:13 pmHLN Helena-DTW Detroit Metropolitan Wayne County

8h 13m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$414Delta

Thu, Apr 29 - Sat, May 8

5:45 pm - 10:41 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 56m1 stop Salt Lake City

7:00 am - 7:12 pmHLN Helena-DTW Detroit Metropolitan Wayne County

10h 12m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky

$444Delta

Fri, Apr 30 - Sat, May 8

3:31 pm - 9:26 pmDTW Detroit Metropolitan Wayne County-HLN Helena

7h 55m1 stop Denver Intl

2:35 pm - 10:15 pmHLN Helena-DTW Detroit Metropolitan Wayne County

5h 40m1 stop Denver Intl

$489United Airlines

Sat, Dec 5 - Wed, Dec 9

8:55 am - 1:27 pmDTW Detroit Metropolitan Wayne County-HLN Helena

6h 32m1 stop Denver Intl

2:30 pm - 10:23 pmHLN Helena-DTW Detroit Metropolitan Wayne County

5h 53m1 stop Denver Intl

$489United Airlines

Wed, Apr 28 - Wed, May 5

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United Airlines flights from Detroit to Helena

Our best United Airlines deals on Detroit to Helena flight tickets

United Airlines

Dec 5

DTW3:31 pmDetroit Metropolitan Wayne County

7h 55m

1 stop

HLN9:26 pmHelena

Dec 9

HLN2:35 pmHelena

5h 40m

1 stop

DTW10:15 pmDetroit Metropolitan Wayne County

$489

United Airlines

Dec 5

DTW9:05 amDetroit Metropolitan Wayne County

14h 21m

2 stops

HLN9:26 pmHelena

Dec 9

HLN2:35 pmHelena

5h 40m

1 stop

DTW10:15 pmDetroit Metropolitan Wayne County

$494

United Airlines

Jan 30

DTW12:31 pmDetroit Metropolitan Wayne County

11h 01m

2 stops

HLN9:32 pmHelena

Feb 2

HLN6:15 amHelena

8h 52m

2 stops

DTW5:07 pmDetroit Metropolitan Wayne County

$499

Delta flights from Detroit to Helena

Our best Delta deals on Detroit to Helena flight tickets

Delta

Apr 28

DTW8:00 amDetroit Metropolitan Wayne County

6h 24m

1 stop

HLN12:24 pmHelena

May 11

HLN7:00 amHelena

10h 12m

2 stops

DTW7:12 pmDetroit Metropolitan Wayne County

$384

Delta

Apr 28

DTW8:00 amDetroit Metropolitan Wayne County

6h 24m

1 stop

HLN12:24 pmHelena

May 8

HLN7:00 amHelena

10h 12m

2 stops

DTW7:12 pmDetroit Metropolitan Wayne County

$414

Delta

Apr 30

DTW5:45 pmDetroit Metropolitan Wayne County

6h 56m

1 stop

HLN10:41 pmHelena

May 8

HLN7:00 amHelena

10h 12m

2 stops

DTW7:12 pmDetroit Metropolitan Wayne County

$444

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Sat 5/1

5:45 pm-10:41 pm

1 stop6h 56m

Helena

Tue 5/11

7:00 am-7:12 pm

2 stops10h 12m

$384

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Thu 4/29

8:00 am-12:24 pm

1 stop6h 24m

Helena

Tue 5/11

7:00 am-7:12 pm

2 stops10h 12m

$384

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Wed 4/28

8:00 am-12:24 pm

1 stop6h 24m

Helena

Tue 5/11

7:00 am-7:12 pm

2 stops10h 12m

$384

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Wed 4/28

8:00 am-12:24 pm

1 stop6h 24m

Helena

Sat 5/8

7:00 am-7:12 pm

2 stops10h 12m

$414

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Sat 5/1

5:45 pm-10:41 pm

1 stop6h 56m

Helena

Sat 5/8

7:00 am-5:13 pm

2 stops8h 13m

$414

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Fri 4/30

5:45 pm-10:41 pm

1 stop6h 56m

Helena

Tue 5/11

7:00 am-7:12 pm

2 stops10h 12m

$414

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Thu 4/29

8:00 am-12:24 pm

1 stop6h 24m

Helena

Sat 5/8

7:00 am-5:13 pm

2 stops8h 13m

$414

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Fri 4/30

5:45 pm-10:41 pm

1 stop6h 56m

Helena

Sat 5/8

7:00 am-7:12 pm

2 stops10h 12m

$444

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Sat 12/5

3:31 pm-9:26 pm

1 stop7h 55m

Helena

Wed 12/9

2:35 pm-10:15 pm

1 stop5h 40m

$489

Quickest round-trip

DetroitHelena

DTW Detroit Metropolitan Wayne County - HLN Helena

DTWHLN

Detroit Metropolitan Wayne County

Wed 4/28

8:55 am-1:27 pm

1 stop6h 32m

Helena

Wed 5/5

2:30 pm-10:23 pm

1 stop5h 53m

$489

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Detroit 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 airline that flies from Detroit to Helena?

Alaska Airlines and United Airlines are the most popular carriers operating from Detroit to Helena

What airlines fly to Helena?

Delta, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Helena from Detroit according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 6 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

When to book flights from Detroit to Helena

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

Estimated round-trip price

Cheap Detroit to Helena (DTT to HLN) flight deals and tips

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

Best Price Found	$280
Fastest flight time	6h 56m
Direct flights	None

The best one-way flight to Helena from Detroit in the past 72 hours is $280. The best round-trip flight deal from Detroit to Helena found on momondo in the last 72 hours is $384.

The fastest flight from Detroit to Helena takes 6h 56m

There are no direct flights from Detroit to Helena. There are no popular flight routes from Detroit to Helena.

Search flight deals

Frequently asked questions about flying from Detroit to Helena

How far is Detroit to Helena by plane?
Helena is 1449.5 mi away from Detroit. In terms of flight time, this usually takes a little over 6h 56m.
When did momondo last update prices for flights from Detroit to Helena Airport?
Prices for flights from Detroit to Helena Airport were last updated today.
How many operators does momondo search for flights from Detroit to Helena Airport?
As of November 2026, there is 1 operator available to choose from for flights from Detroit to Helena Airport.
How old do you have to be to fly from Detroit to Helena Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Detroit to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Detroit to Helena

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $418	Free Cancellation	Rating 7.3 10,460 reviews		Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Detroit to Helena 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 Helena that suits you.

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

Yes. momondo allows you to filter the results for Detroit to Helena flights to just show those with flexible booking policies.

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

Once you have performed a search for Detroit to Helena flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Helena from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.