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$459+ Cheap flights from Helena to Detroit (HLN - DTT)

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DTT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Helena to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Detroit (DTT). 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 September 11, 2025.

Round-trip from

$459
(Delta)
From Helena to Detroit (DTT)
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Find flight deals from Helena to Detroit

Cheapest flights from Helena to Detroit
Explore the most affordable flight options available from Helena to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/41:00 pmHLN - DTW
1 stop8h 13mDelta
Sat 10/118:00 amDTW - HLN
1 stop6h 20mDelta
Deal found 9/11$459
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:06 pmHLN - DTW
1 stop8h 53mDelta
Sun 11/168:03 amDTW - HLN
1 stop6h 23mDelta
Deal found 9/10$479
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/35:18 pmHLN - DTW
1 stop19h 42mUnited Airlines
Sun 10/59:00 amDTW - HLN
1 stop9h 40mUnited Airlines
Deal found 9/10$497
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/145:18 pmHLN - DTW
2 stops14h 43mUnited Airlines
Tue 10/219:00 amDTW - HLN
1 stop7h 09mUnited Airlines
Deal found 9/11$540
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/142:22 pmHLN - DTW
1 stop5h 55mUnited Airlines
Sun 11/167:15 amDTW - HLN
2 stops8h 12mUnited Airlines
Deal found 9/10$568
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/186:30 amHLN - DTW
1 stop6h 34mUnited Airlines
Mon 9/229:01 amDTW - HLN
1 stop6h 29mUnited Airlines
Deal found 9/10$627
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/306:40 amHLN - DTW
2 stops15h 19mUnited Airlines
Sun 11/24:30 pmDTW - HLN
1 stop6h 52mUnited Airlines
Deal found 9/10$655

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Detroit 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 September 11, 2025.
Use the filters below to find and compare flights from Helena to Detroit that are best for you.

Fly from

Helena

Fly to

Detroit

Route

Depart

Return

Price

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Sat 10/4

1:00 pm-11:13 pm

1 stop8h 13m

Detroit Metropolitan Wayne County

Sat 10/11

8:00 am-12:20 pm

1 stop6h 20m

$459

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 11/14

1:06 pm-11:59 pm

1 stop8h 53m

Detroit Metropolitan Wayne County

Sun 11/16

8:03 am-12:26 pm

1 stop6h 23m

$479

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 3/3

5:35 am-6:39 pm

2 stops11h 04m

Detroit Metropolitan Wayne County

Wed 3/4

5:45 pm-10:38 pm

1 stop6h 53m

$504

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 10/14

5:18 pm-10:01 am

2 stops14h 43m

Detroit Metropolitan Wayne County

Tue 10/21

9:00 am-2:09 pm

1 stop7h 09m

$540

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 11/14

2:22 pm-10:17 pm

1 stop5h 55m

Detroit Metropolitan Wayne County

Sun 11/16

7:15 am-1:27 pm

2 stops8h 12m

$568

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Thu 10/30

6:40 am-11:59 pm

2 stops15h 19m

Detroit Metropolitan Wayne County

Sun 11/2

4:30 pm-9:22 pm

1 stop6h 52m

$655

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Thu 10/30

5:45 am-3:20 pm

1 stop7h 35m

Detroit Metropolitan Wayne County

Sun 11/2

8:00 am-12:20 pm

1 stop6h 20m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Helena to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Helena 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 Helena to Detroit

What is the cheapest month to book a flight from Helena to Detroit?

Currently, August is the cheapest month in which you can book a flight from Helena to Detroit (average of $250). Flying from Helena to Detroit in March is currently the most expensive (average of $305). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Helena to Detroit. 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 Helena to Detroit?

    For as low as $459, Delta can have you in Detroit from Helena in 8h 13m. Helena and Detroit are separated by a distance of 1436 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Helena to Detroit?

    Currently, August is the cheapest month in which you can book a flight from Helena to Detroit (average of $250). Flying from Helena to Detroit in March is currently the most expensive (average of $305). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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