HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Detroit

$218+ Cheap flights from Helena to Detroit (HLN - DTT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DTT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Detroit with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$472
(United Airlines)

One-way from

$218
(United Airlines)
From Helena to Detroit (DTT)
Search Deals
One-way flight from Helena to Detroit (DTT)
Search Deals

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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/112:00 pmHLN - DTW
1 stop6h 22mUnited Airlines
Mon 10/139:00 amDTW - HLN
1 stop7h 09mUnited Airlines
Deal found 6/10$472
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 8/225:50 amHLN - DTW
2 stops11h 18mDelta
Tue 8/265:40 pmDTW - HLN
1 stop6h 33mDelta
Deal found 6/11$482
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/224:02 pmHLN - DTW
1 stop21h 23mAlaska Airlines
Tue 8/264:51 pmDTW - HLN
1 stop24h 30mAlaska Airlines
Deal found 6/10$503

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 June 12, 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 10/11

2:00 pm-10:22 pm

1 stop6h 22m

Detroit Metropolitan Wayne County

Mon 10/13

9:00 am-2:09 pm

1 stop7h 09m

$472

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 8/22

5:50 am-7:08 pm

2 stops11h 18m

Detroit Metropolitan Wayne County

Tue 8/26

5:40 pm-10:13 pm

1 stop6h 33m

$482

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 8/22

4:02 pm-3:25 pm

1 stop21h 23m

Detroit Metropolitan Wayne County

Tue 8/26

4:51 pm-3:21 pm

1 stop24h 30m

$503

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 8/13

2:34 pm-10:15 pm

1 stop5h 41m

$218

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 8/12

1:00 pm-12:29 am

2 stops9h 29m

$223

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 8/12

4:09 pm-5:03 am

1 stop10h 54m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, April is the cheapest month in which you can book a flight from Helena to Detroit (average of $257). 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.

Rainfall in Detroit by month

Plan your trip to Detroit by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Detroit ranges from 1.8 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Detroit when rainfall is around 1.8 in.

Temperature in Detroit by month

Plan your trip to Detroit by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Detroit, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Detroit. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines flying from Helena to Detroit round-trip?

    According to our current data, United Airlines ($472), Delta ($482), and Alaska Airlines ($503) offers the cheapest pricing from Helena to Detroit.

  • What are the cheapest airlines to fly from Helena to Detroit one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $218. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from Helena to Detroit for a low price.

  • 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, April is the cheapest month in which you can book a flight from Helena to Detroit (average of $257). 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 Helena?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
Missoula to O'Hare Intl flights
Bozeman to O'Hare Intl flights
Bozeman to Midway flights
Billings to O'Hare Intl flights
Helena to O'Hare Intl flights
Missoula to Midway flights
Bozeman to Grand Rapids flights
Bozeman to Detroit flights
Billings to Midway flights
Butte to O'Hare Intl flights
Kalispell to O'Hare Intl flights
Billings to Grand Rapids flights
Billings to Detroit flights
Helena to Grand Rapids flights
Bozeman to Kalamazoo flights
Missoula to Detroit flights
Kalispell to Traverse City flights
Bozeman to Sault Ste. Marie flights
Bozeman to Lansing flights
Missoula to Traverse City flights
Bozeman to Traverse City flights
Kalispell to Detroit flights
Great Falls to O'Hare Intl flights
Helena to Midway flights
Great Falls to Detroit flights
Helena to Detroit flights
Helena to Flint flights
Kalispell to Midway flights
Butte to Midway flights
Great Falls to South Bend flights
Missoula to Grand Rapids flights
Great Falls to Midway flights
Billings to South Bend flights
Great Falls to Grand Rapids flights
Butte to Detroit flights
Helena to Bay City flights
Missoula to Kalamazoo flights
Missoula to Flint flights
Bozeman to Flint flights
Missoula to Lansing flights
Cody to Detroit flights
Billings to Pellston flights
Billings to Muskegon flights
Missoula to Marquette flights
Helena to Muskegon flights
Billings to Lansing flights

Top airline flying from Helena to Detroit

Discover the top airline that operate flights from Helena to Detroit. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$203Average$578FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.