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

Our cheapest airline available from Detroit to Helena is United Airlines. Our recent data shows that you can find tickets from as low as $529 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $547 and $639 round-trip.

What is the cheapest day to fly from Detroit to Helena?

Travelers seeking maximum savings on their Detroit to Helena flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Detroit to Helena?

Users have found that leaving on a Saturday can be a cost-effective option. It’s possible to save up to 70% on your flight compared to booking on days when demand is much higher.

What is the cheapest time of day to fly from DTT to HLN?

A simple way to save on the total cost of your ticket is to fly from Detroit to Helena at noon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the morning.

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.

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.

$475+ Flights from Detroit to Helena

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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 Detroit to Helena

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$529 (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

Find 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 March 28, 2025.

Fri 5/307:00 amDTW - HLN

1 stop10h 31mAlaska Airlines

Mon 6/24:11 pmHLN - DTW

1 stop21h 42mAlaska Airlines

Deal found 3/26

$475

Fri 7/253:41 pmDTW - HLN

1 stop24h 17mUnited Airlines

Wed 7/306:45 amHLN - DTW

1 stop13h 30mUnited Airlines

Deal found 3/27

$529

Fri 7/255:45 pmDTW - HLN

1 stop6h 48mDelta

Wed 7/301:03 pmHLN - DTW

1 stop8h 56mDelta

Deal found 3/27

$547

Best flights from Detroit to Helena
Discover carefully curated flight deals from Detroit to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Fri 7/253:41 pmDTW - HLN

1 stop24h 17mUnited Airlines

Wed 7/306:45 amHLN - DTW

1 stop13h 30mUnited Airlines

Deal found 3/27

$529

Fri 7/255:45 pmDTW - HLN

1 stop6h 48mDelta

Wed 7/301:03 pmHLN - DTW

1 stop8h 56mDelta

Deal found 3/27

$547

Thu 7/247:00 amDTW - HLN

1 stop10h 31mAlaska Airlines

Wed 7/304:08 pmHLN - DTW

1 stop10h 55mAlaska Airlines

Deal found 3/27

$639

Last-minute flights from Detroit to Helena
Discover last-minute flight deals from Detroit to Helena. Data last updated March 28, 2025 and is based on user searches.

Fri 4/118:40 amDTW - HLN

1 stop6h 50mUnited Airlines

Tue 4/152:12 pmHLN - DTW

1 stop22h 50mUnited Airlines

Deal found 3/27

$658

Cheapflights Fare Finder

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

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 5/30

7:00 am-3:31 pm

1 stop10h 31m

Helena

Mon 6/2

4:11 pm-3:53 pm

1 stop21h 42m

$475

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 5/30

3:38 pm-4:55 pm

1 stop27h 17m

Helena

Mon 6/2

5:39 pm-3:31 pm

2 stops19h 52m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Compare providers for flights from Detroit to Helena

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Helena in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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

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

Currently, February is the cheapest month in which you can book a flight from Detroit to Helena (average of $353). Flying from Detroit to Helena in July is currently the most expensive (average of $615). 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 Helena by month

In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

Temperature in Helena by month

If weather is an important factor for your trip to Helena, 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 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helena

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,798 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,896 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,603 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines flying from Detroit to Helena round-trip?
Our cheapest airline available from Detroit to Helena is United Airlines. Our recent data shows that you can find tickets from as low as $529 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $547 and $639 round-trip.
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.
What is the cheapest month to book a flight from Detroit to Helena?
Currently, February is the cheapest month in which you can book a flight from Detroit to Helena (average of $353). Flying from Detroit to Helena in July is currently the most expensive (average of $615). 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.

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$475+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Helena with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Detroit to Helena

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Detroit to Helena

Cheapest flights from Detroit to HelenaExplore 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 March 28, 2025.

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 March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Helena that are best for you.

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 March.

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.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Helena

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

Rainfall in Helena by month

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

Temperature in Helena by month

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

Reviews of airlines servicing Helena

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.

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

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

How can I find direct flights from Detroit to Helena?

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

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

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 Detroit to Helena

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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 March 28, 2025.