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Cheap flights from Helena to Detroit from $399

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Detroit departing on 6/30. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Helena to Detroit

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:00 pm - 12:11 am
HLN
-
DTW
9h 11m
1 stop
Delta Logo
7:00 am - 12:20 pm
DTW
-
HLN
7h 20m
1 stop
$399Delta
Tue, Jun 30 - Sat, Jul 4
Delta Logo
5:35 am - 5:02 pm
HLN
-
DTW
9h 27m
2 stops
Delta Logo
7:00 am - 12:20 pm
DTW
-
HLN
7h 20m
1 stop
$404Delta
Tue, Jun 30 - Sat, Jul 4
Delta Logo
5:35 am - 8:16 pm
HLN
-
DTW
12h 41m
2 stops
Delta Logo
3:55 pm - 10:31 pm
DTW
-
HLN
8h 36m
2 stops
$409Delta
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
2:35 pm - 10:38 pm
HLN
-
DTW
6h 03m
1 stop
United Airlines Logo
3:33 pm - 9:30 pm
DTW
-
HLN
7h 57m
1 stop
$419United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
6:25 am - 11:38 pm
HLN
-
DTW
15h 13m
2 stops
United Airlines Logo
3:31 pm - 9:18 pm
DTW
-
HLN
7h 47m
1 stop
$424United Airlines
Wed, Oct 21 - Sat, Oct 24
United Airlines Logo
6:25 am - 11:38 pm
HLN
-
DTW
15h 13m
2 stops
United Airlines Logo
2:02 pm - 9:18 pm
DTW
-
HLN
9h 16m
2 stops
$429United Airlines
Wed, Oct 21 - Sat, Oct 24
Delta Logo
12:55 pm - 11:59 pm
HLN
-
DTW
9h 04m
1 stop
Delta Logo
8:20 am - 12:15 pm
DTW
-
HLN
5h 55m
1 stop
$463Delta
Fri, Aug 28 - Mon, Sep 7
United Airlines Logo
6:25 am - 2:33 pm
HLN
-
DTW
6h 08m
1 stop
United Airlines Logo
3:31 pm - 9:18 pm
DTW
-
HLN
7h 47m
1 stop
$484United Airlines
Wed, Oct 21 - Sat, Oct 24
United Airlines Logo
6:15 am - 11:59 pm
HLN
-
DTW
15h 44m
2 stops
United Airlines Logo
10:55 am - 9:30 pm
DTW
-
HLN
12h 35m
2 stops
$562United Airlines
Wed, Aug 26 - Sat, Aug 29
Delta Logo
5:40 am - 8:15 pm
HLN
-
DTW
12h 35m
2 stops
Delta Logo
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 Metropolitan Wayne County Airport

Our best Delta deals on Helena to Detroit Metropolitan Wayne County Airport 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

United Airlines flights from Helena to Detroit Metropolitan Wayne County Airport

Our best United Airlines deals on Helena to Detroit Metropolitan Wayne County Airport flight tickets
United Airlines
Aug 26
HLN2:35 pmHelena
6h 03m
1 stop
DTW10:38 pmDetroit Metropolitan Wayne County
Aug 29
DTW3:33 pmDetroit Metropolitan Wayne County
7h 57m
1 stop
HLN9:30 pmHelena
$419
United Airlines
Oct 21
HLN6:25 amHelena
15h 13m
2 stops
DTW11:38 pmDetroit Metropolitan Wayne County
Oct 24
DTW3:31 pmDetroit Metropolitan Wayne County
7h 47m
1 stop
HLN9:18 pmHelena
$424
United Airlines
Oct 21
HLN6:25 amHelena
15h 13m
2 stops
DTW11:38 pmDetroit Metropolitan Wayne County
Oct 24
DTW2:02 pmDetroit Metropolitan Wayne County
9h 16m
2 stops
HLN9:18 pmHelena
$429

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Detroit Metropolitan Wayne County Airport 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 June 16, 2026.
Use the filters below to find and compare flights from Helena to Detroit Metropolitan Wayne County Airport that are best for you.

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 10/21

6:25 am-11:38 pm

2 stops15h 13m

Detroit Metropolitan Wayne County

Sat 10/24

3:31 pm-9:18 pm

1 stop7h 47m

$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 15 resultsSorted by cheapest first
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See travel insights to Detroit from

How to get the cheapest flight ticket from Helena to Detroit Metropolitan Wayne County Airport

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 Metropolitan Wayne County?

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

What airlines fly to Detroit Metropolitan Wayne County Airport?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Detroit Metropolitan Wayne County Airport 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 Metropolitan Wayne County Airport. Keep in mind that there are 4 different airlines that fly to Detroit Metropolitan Wayne County Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Detroit Metropolitan Wayne County Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Detroit Metropolitan Wayne County Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Detroit Metropolitan Wayne County Airport (HLN to DTW) flight deals and tips

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

Fastest flight time

6h 03m

Direct flights

None
The fastest flight from Helena to Detroit Metropolitan Wayne County Airport takes 6h 03m
There are no direct flights from Helena to Detroit Metropolitan Wayne County Airport. There are no popular flight routes from Helena to Detroit Metropolitan Wayne County Airport.
Search flight deals

Frequently asked questions about flying from Helena to Detroit Metropolitan Wayne County Airport

  • How far is Helena to Detroit Metropolitan Wayne County by plane?

    Helena and Detroit Metropolitan Wayne County are 1438.2 mi apart from one another. By plane, this route typically takes 6h 03m.

  • When did momondo last update prices for flights from Helena Airport to Detroit Metropolitan Wayne County Airport?

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

  • How old do you have to be to fly from Helena Airport to Detroit Metropolitan Wayne County 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 Detroit Metropolitan Wayne County Airport.

  • What documentation or ID do you need to fly to Detroit Metropolitan Wayne County Airport?

    The necessary travel and health documents for your Detroit Metropolitan Wayne County 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.

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Put-in-Bay
Auburn Hills
Romulus
Warren
Dearborn
Troy
Monroe
Southfield
Livonia
Novi
Port Clinton
Roseville
Sterling Heights
Port Huron
Dundee
Pontiac
Ypsilanti
Brighton
Belleville
Madison Heights

Why use momondo?

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

Finding the right flight to Detroit from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Detroit quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Detroit 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 Detroit?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Detroit from Helena.

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

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

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