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Helena

$419+ Cheap flights from Detroit to Helena (DTT - HLN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — HLN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Detroit to Helena

Cheapest flights from Detroit to Helena
Explore the most affordable flight options available from Detroit to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:06 am
DTW
-
HLN
1 stop6h 39m
United Airlines
Tue 8/252:35 pm
HLN
-
DTW
1 stop6h 03m
United Airlines
Deal found 7/8$419
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:35 pm
DTW
-
HLN
2 stops11h 04m
United Airlines
Sat 10/312:34 pm
HLN
-
DTW
1 stop5h 48m
United Airlines
Deal found 7/7$424
This Expedia deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:39 pm
DTW
-
HLN
1 stop25h 02m
Alaska Airlines
Thu 9/245:18 pm
HLN
-
DTW
2 stops14h 29m
Alaska Airlines
Deal found 7/8$535
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:00 am
DTW
-
HLN
1 stop7h 33m
United Airlines
Sat 8/152:35 pm
HLN
-
DTW
1 stop6h 10m
United Airlines
Deal found 7/7$542
This United Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:29 pm
DTW
-
HLN
1 stop8h 01m
United Airlines
Mon 8/172:35 pm
HLN
-
DTW
1 stop6h 03m
United Airlines
Deal found 7/5$545

Find flight deals from Detroit to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$419
(United Airlines)
Provider with most accurate pricing for Detroit (DTT)-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Helena flights.
Search Deals
From Detroit (DTT) to Helena
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
Use the filters below to find and compare flights from Detroit to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 8/21

9:06 am-1:45 pm

1 stop6h 39m

Helena

Tue 8/25

2:35 pm-10:38 pm

1 stop6h 03m

$419

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 10/27

3:25 pm-9:39 pm

1 stop8h 14m

Helena

Sat 10/31

6:15 am-2:27 pm

1 stop6h 12m

$419

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Sat 11/14

10:45 am-9:39 pm

2 stops12h 54m

Helena

Tue 11/17

6:15 am-2:27 pm

1 stop6h 12m

$424
Cheapest one-way
Quickest one-way

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 7/21

7:00 am-12:15 pm

1 stop7h 15m

$424

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Thu 7/16

8:00 am-1:33 pm

1 stop7h 33m

$499

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Sat 7/18

7:00 am-12:15 pm

1 stop7h 15m

$499

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 7/21

3:32 pm-9:20 pm

1 stop7h 48m

$499

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 7/17

3:32 pm-9:20 pm

1 stop7h 48m

$499

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Sun 7/19

5:30 am-1:33 pm

2 stops10h 03m

$504

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 7/17

9:40 pm-12:15 pm

2 stops16h 35m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 11 resultsSorted by cheapest first
1
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Compare providers for flights from Detroit to Helena

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Helena in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Helena flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Helena
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit to Helena?

    A quick flight from Detroit to Helena can take about 6h 39m. United Airlines provides one of the quickest options available for as low as $419. There are 1436 mi between Detroit and Helena.

  • Can I find deals for flights from Detroit to Helena that include hotel bookings?

    Yes. In addition to deals on Detroit to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Helena.

  • Can I find deals for business class flights from Detroit to Helena?

    Yes. Cheapflights offers flight deals from Detroit to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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