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

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

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

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 Detroit.

What documentation or ID do you need to fly to Detroit?

The necessary travel and health documents for your Detroit 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.

$399 Cheap Flights from Helena to Detroit in 2026

Find the cheapest flights from Helena to Detroit

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 12:11 am

HLN

DTW

9h 11m

1 stop

7:00 am - 12:20 pm

DTW

HLN

7h 20m

1 stop

$399Delta

Tue, Jun 30 - Sat, Jul 4

5:35 am - 5:02 pm

HLN

DTW

9h 27m

2 stops

7:00 am - 12:20 pm

DTW

HLN

7h 20m

1 stop

$404Delta

Tue, Jun 30 - Sat, Jul 4

5:35 am - 8:16 pm

HLN

DTW

12h 41m

2 stops

3:55 pm - 10:31 pm

DTW

HLN

8h 36m

2 stops

$409Delta

Tue, Jun 30 - Sat, Jul 4

2:35 pm - 10:38 pm

HLN

DTW

6h 03m

1 stop

3:33 pm - 9:30 pm

DTW

HLN

7h 57m

1 stop

$419United Airlines

Wed, Aug 26 - Sat, Aug 29

2:35 pm - 10:38 pm

HLN

DTW

6h 03m

1 stop

12:23 pm - 9:30 pm

DTW

HLN

11h 07m

2 stops

$424United Airlines

Wed, Aug 26 - Sat, Aug 29

6:25 am - 11:38 pm

HLN

DTW

15h 13m

2 stops

2:02 pm - 9:18 pm

DTW

HLN

9h 16m

2 stops

$429United Airlines

Wed, Oct 21 - Sat, Oct 24

12:55 pm - 11:59 pm

HLN

DTW

9h 04m

1 stop

8:20 am - 12:15 pm

DTW

HLN

5h 55m

1 stop

$463Delta

Fri, Aug 28 - Mon, Sep 7

6:25 am - 2:33 pm

HLN

DTW

6h 08m

1 stop

3:31 pm - 9:18 pm

DTW

HLN

7h 47m

1 stop

$484United Airlines

Wed, Oct 21 - Sat, Oct 24

6:15 am - 11:59 pm

HLN

DTW

15h 44m

2 stops

10:55 am - 9:30 pm

DTW

HLN

12h 35m

2 stops

$562United Airlines

Wed, Aug 26 - Sat, Aug 29

5:40 am - 8:15 pm

HLN

DTW

12h 35m

2 stops

8:20 am - 12:15 pm

DTW

HLN

5h 55m

1 stop

$618Delta

Fri, Aug 28 - Mon, Sep 7

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Delta flights from Helena to Detroit

Our best Delta deals on Helena to Detroit flight tickets

Delta

Jun 30

HLN1:00 pmHelena

9h 11m

1 stop

DTW12:11 amDetroit Metropolitan Wayne County

Jul 4

DTW7:00 amDetroit Metropolitan Wayne County

7h 20m

1 stop

HLN12:20 pmHelena

$399

Delta

Jun 30

HLN5:35 amHelena

9h 27m

2 stops

DTW5:02 pmDetroit Metropolitan Wayne County

Jul 4

DTW7:00 amDetroit Metropolitan Wayne County

7h 20m

1 stop

HLN12:20 pmHelena

$404

Delta

Jun 30

HLN5:35 amHelena

12h 41m

2 stops

DTW8:16 pmDetroit Metropolitan Wayne County

Jul 4

DTW3:55 pmDetroit Metropolitan Wayne County

8h 36m

2 stops

HLN10:31 pmHelena

$409

Alaska Airlines flights from Helena to Detroit

Our best Alaska Airlines deals on Helena to Detroit flight tickets

Alaska Airlines

Jul 9

HLN5:09 pmHelena

14h 40m

2 stops

DTW9:49 amDetroit Metropolitan Wayne County

Jul 16

DTW7:01 amDetroit Metropolitan Wayne County

11h 31m

1 stop

HLN4:32 pmHelena

$629

Alaska Airlines

Jul 15

HLN5:09 pmHelena

15h 09m

2 stops

DTW10:18 amDetroit Metropolitan Wayne County

Jul 19

DTW6:04 pmDetroit Metropolitan Wayne County

24h 28m

2 stops

HLN4:32 pmHelena

$634

Alaska Airlines

Jul 14

HLN5:09 pmHelena

14h 40m

2 stops

DTW9:49 amDetroit Metropolitan Wayne County

Jul 21

DTW1:34 pmDetroit Metropolitan Wayne County

28h 58m

2 stops

HLN4:32 pmHelena

$644

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 6/30

1:00 pm-12:11 am

1 stop9h 11m

Detroit Metropolitan Wayne County

Sat 7/4

7:00 am-12:20 pm

1 stop7h 20m

$399

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 6/30

5:35 am-5:02 pm

2 stops9h 27m

Detroit Metropolitan Wayne County

Sat 7/4

7:00 am-12:20 pm

1 stop7h 20m

$404

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 6/30

5:35 am-8:16 pm

2 stops12h 41m

Detroit Metropolitan Wayne County

Sat 7/4

3:55 pm-10:31 pm

2 stops8h 36m

$409

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 8/26

2:35 pm-10:38 pm

1 stop6h 03m

Detroit Metropolitan Wayne County

Sat 8/29

3:33 pm-9:30 pm

1 stop7h 57m

$419

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 8/26

2:35 pm-10:38 pm

1 stop6h 03m

Detroit Metropolitan Wayne County

Sat 8/29

12:23 pm-9:30 pm

2 stops11h 07m

$424

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 10/21

6:25 am-11:38 pm

2 stops15h 13m

Detroit Metropolitan Wayne County

Sat 10/24

2:02 pm-9:18 pm

2 stops9h 16m

$429

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 8/28

12:55 pm-11:59 pm

1 stop9h 04m

Detroit Metropolitan Wayne County

Mon 9/7

8:20 am-12:15 pm

1 stop5h 55m

$463

Quickest round-trip

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 10/21

6:25 am-2:33 pm

1 stop6h 08m

Detroit Metropolitan Wayne County

Sat 10/24

3:31 pm-9:18 pm

1 stop7h 47m

$484

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 8/26

6:15 am-11:59 pm

2 stops15h 44m

Detroit Metropolitan Wayne County

Sat 8/29

10:55 am-9:30 pm

2 stops12h 35m

$562

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 8/28

5:40 am-8:15 pm

2 stops12h 35m

Detroit Metropolitan Wayne County

Mon 9/7

8:20 am-12:15 pm

1 stop5h 55m

$618

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 Detroit

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 Helena to Detroit?

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

What airlines fly to Detroit?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Detroit from Helena according to our data. Delta is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Detroit. Keep in mind that there are 4 different airlines that fly to Detroit on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Detroit

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

Estimated round-trip price

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

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

Fastest flight time	6h 03m
Direct flights	None

The fastest flight from Helena to Detroit takes 6h 03m

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

Search flight deals

Frequently asked questions about flying from Helena to Detroit

How far is Helena to Detroit by plane?
Detroit is 1449.5 mi away from Helena. A reasonable flight in good conditions will take 6h 03m.
When did momondo last update prices for flights from Helena Airport to Detroit?
Prices for flights from Helena Airport to Detroit were last updated today.
How old do you have to be to fly from Helena Airport to Detroit?
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 Detroit.
What documentation or ID do you need to fly to Detroit?
The necessary travel and health documents for your Detroit 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.

Roseville

Port Huron

Why use momondo?

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

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

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

Flights from Helena to Detroit with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Helena and Detroit by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Helena to Detroit flights. All you need is a valid email address and we will do the rest; it is that quick and easy.