HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Detroit

$343+ Cheap flights from Billings to Detroit (BIL - 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — DTT
oct. 17 — oct. 241
ven. 10/17
ven. 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Billings 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 Billings to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 septembre 17, 2025.

Round-trip from

$343
(American Airlines)

Popular in

October

Cheapest in

December

Average price

$479
From Billings Logan Intl to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Billings to Detroit

Cheapest flights from Billings to Detroit
Explore the most affordable flight options available from Billings to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/2312:20 pmBIL - DTW
1 stop9h 05mAmerican Airlines
dim. 10/265:30 amDTW - BIL
1 stop8h 20mAmerican Airlines
Deal found 9/16$343
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/1410:39 amBIL - DTW
2 stops9h 49mUnited Airlines
mar. 10/215:06 pmDTW - BIL
1 stop7h 40mUnited Airlines
Deal found 9/16$376
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/312:19 pmBIL - DTW
1 stop7h 29mAmerican Airlines
mar. 10/75:30 amDTW - BIL
1 stop8h 20mAmerican Airlines
Deal found 9/15$401
This United Airlines deal was found by Cheapflights users on 9/16. 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.
ven. 11/145:00 amBIL - DTW
2 stops8h 28mUnited Airlines
ven. 11/144:30 pmDTW - BIL
1 stop8h 19mUnited Airlines
Deal found 9/16$402
This Delta deal was found by Cheapflights users on 9/15. 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.
ven. 10/36:19 pmBIL - DTW
2 stops13h 04mDelta
mar. 10/76:03 pmDTW - BIL
1 stop6h 22mDelta
Deal found 9/15$406
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mer. 10/15:00 amBIL - DTW
2 stops9h 51mUnited Airlines
dim. 10/56:00 amDTW - BIL
1 stop7h 16mUnited Airlines
Deal found 9/16$436
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/312:19 pmBIL - DTW
1 stop21h 35mAmerican Airlines
dim. 10/265:30 amDTW - BIL
1 stop8h 20mAmerican Airlines
Deal found 9/14$448
This Delta deal was found by Cheapflights users on 9/14. 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.
ven. 10/36:19 pmBIL - DTW
2 stops13h 04mDelta
dim. 10/267:45 pmDTW - BIL
1 stop5h 33mDelta
Deal found 9/14$480
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:02 amBIL - DTW
1 stop6h 30mAmerican Airlines
mar. 9/304:05 pmDTW - BIL
1 stop7h 44mAmerican Airlines
Deal found 9/15$481

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 septembre 17, 2025.
Use the filters below to find and compare flights from Billings to Detroit that are best for you.

Fly from

Billings

Fly to

Detroit

Route

Depart

Return

Price

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

mar. 10/14

10:39 am-10:28 pm

2 stops9h 49m

Detroit Metropolitan Wayne County

mar. 10/21

5:06 pm-10:46 pm

1 stop7h 40m

$376

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

12:19 pm-9:48 pm

1 stop7h 29m

Detroit Metropolitan Wayne County

lun. 10/6

5:30 am-11:50 am

1 stop8h 20m

$401

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

12:19 pm-9:48 pm

1 stop7h 29m

Detroit Metropolitan Wayne County

mar. 10/7

5:30 am-11:50 am

1 stop8h 20m

$401

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 11/14

5:00 am-3:28 pm

2 stops8h 28m

Detroit Metropolitan Wayne County

ven. 11/14

4:30 pm-10:49 pm

1 stop8h 19m

$402

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

6:19 pm-9:23 am

2 stops13h 04m

Detroit Metropolitan Wayne County

mar. 10/7

6:03 pm-10:25 pm

1 stop6h 22m

$406

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

mer. 10/1

5:00 am-4:51 pm

2 stops9h 51m

Detroit Metropolitan Wayne County

dim. 10/5

6:00 am-11:16 am

1 stop7h 16m

$436

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

12:19 pm-11:54 am

1 stop21h 35m

Detroit Metropolitan Wayne County

dim. 10/26

5:30 am-11:50 am

1 stop8h 20m

$448

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

6:19 pm-9:23 am

2 stops13h 04m

Detroit Metropolitan Wayne County

dim. 10/26

7:45 pm-11:18 pm

1 stop5h 33m

$480

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

ven. 10/3

6:19 pm-9:23 am

2 stops13h 04m

Detroit Metropolitan Wayne County

lun. 10/6

7:45 pm-11:18 pm

1 stop5h 33m

$480

BillingsDetroit

BIL - DTW

BILDTW

Billings Logan Intl

mar. 9/23

6:02 am-2:32 pm

1 stop6h 30m

Detroit Metropolitan Wayne County

mar. 9/30

4:05 pm-9:49 pm

1 stop7h 44m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Billings to Detroit

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

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

Find hourly flight availability from Billings to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 17, 2025.

One of the essential ways to save on airfare from Billings to Detroit is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

How much does it cost to fly round-trip from Billings to Detroit?

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 septembre 17, 2025.
See what other customers who have flown with Delta and United Airlines from Billings to Detroit have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Departing from Billings to Detroit will take you 7h 29m. Airlines will cover a distance of 1270 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Billings to Detroit round-trip from $373. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 18% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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 Billings to Detroit?

    Currently, August is the cheapest month in which you can book a flight from Billings to Detroit (average of $250). Flying from Billings 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

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 Billings to Detroit

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

Top 2 airlines flying from Billings to Detroit

Discover the top 2 airlines that operate flights from Billings 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 septembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$373Average$496FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$432Average$661FlexibilityNo cancel feeOn-time69%

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.