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$174+ Cheap flights from Detroit (DTT) to Montreal (YMQ)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — YMQ
Sep 17 — Sep 241
Thu 9/17
Thu 9/24
1 adult, Economy
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Cheap flight deals from Detroit to Montreal

Cheapest flights from Detroit to Montreal
Explore the most affordable flight options available from Detroit to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:10 pm -
1 stop12h 55m
Fri 9/189:00 am -
2 stops11h 02m
Deal found 8/16$472
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:10 pm -
1 stop12h 55m
Mon 9/147:15 am -
2 stops31h 15m
Deal found 8/17$483
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:10 pm -
1 stop12h 55m
Sun 9/207:15 am -
2 stops31h 15m
Deal found 8/14$484
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:10 pm -
1 stop12h 55m
Sun 9/207:15 am -
2 stops31h 15m
Deal found 8/16$491
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:10 pm -
1 stop12h 55m
Wed 9/165:45 pm -
2 stops26h 17m
Deal found 8/14$493
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:10 pm -
1 stop12h 55m
Tue 10/66:45 am -
2 stops16h 42m
Deal found 8/15$494
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:10 pm -
1 stop12h 55m
Sat 9/197:15 am -
2 stops31h 15m
Deal found 8/13$496
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:10 pm -
1 stop12h 55m
Fri 9/187:15 am -
2 stops22h 03m
Deal found 8/14$498
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:10 pm -
1 stop12h 55m
Wed 9/235:45 pm -
2 stops26h 17m
Deal found 8/17$499
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:10 pm -
1 stop12h 55m
Thu 9/249:00 am -
2 stops11h 02m
Deal found 8/14$501
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:10 pm -
1 stop12h 55m
Sat 10/36:45 am -
2 stops16h 42m
Deal found 8/12$502

Find flight deals from Detroit to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Montreal (YMQ). 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 August 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$471
(Kiwi.com)

One-way from

$174
(Kiwi.com)

Popular in

May

Cheapest in

January

Average price

$487

Good round-trip deal

$448 or less

Good one-way deal

$310 or less
Provider with most accurate pricing for Detroit (DTT)-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Montreal (YMQ) flights.
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From Detroit (DTT) to Montreal (YMQ)
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One-way flight from Detroit (DTT) to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Detroit (DTT) to Montreal (YMQ).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Montreal 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 August 18, 2026.
Use the filters below to find and compare flights from Detroit to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Fri 9/25

6:50 pm-12:31 am

1 stop5h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 9/27

7:30 pm-9:29 pm

Nonstop1h 59m

$657

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Sat 9/19

6:00 am-6:13 pm

1 stop12h 13m

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

1:05 pm-11:59 pm

1 stop10h 54m

$690

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Thu 9/17

6:00 am-5:23 pm

1 stop11h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 9/21

8:00 pm-10:10 am

1 stop14h 10m

$690

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Fri 9/18

6:00 am-5:23 pm

1 stop11h 23m

Montreal Pierre Elliott Trudeau Intl

Tue 9/22

5:05 pm-10:10 am

1 stop17h 05m

$716

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Wed 10/14

10:25 am-7:01 pm

1 stop8h 36m

Montreal Pierre Elliott Trudeau Intl

Sun 10/18

8:40 am-8:40 pm

1 stop12h 00m

$747

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Fri 9/4

7:48 pm-7:45 pm

1 stop23h 57m

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

9:15 am-10:10 am

1 stop24h 55m

$758

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Thu 9/17

6:00 am-5:23 pm

1 stop11h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 9/20

1:10 pm-11:44 pm

1 stop10h 34m

$763

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Fri 10/23

9:34 pm-11:25 pm

Nonstop1h 51m

Montreal Pierre Elliott Trudeau Intl

Mon 10/26

5:10 pm-7:12 pm

Nonstop2h 02m

$783

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Tue 10/20

9:34 pm-11:25 pm

Nonstop1h 51m

Montreal Pierre Elliott Trudeau Intl

Tue 10/27

5:10 pm-7:12 pm

Nonstop2h 02m

$783
Quickest round-trip

DetroitMontreal

DTW Detroit Metropolitan Wayne County - YUL Montreal Pierre Elliott Trudeau Intl

DTWYUL

Detroit Metropolitan Wayne County

Thu 9/17

9:35 pm-11:27 pm

Nonstop1h 52m

Montreal Pierre Elliott Trudeau Intl

Sun 9/20

6:00 am-7:55 am

Nonstop1h 55m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Detroit to Montreal

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 Montreal in August.
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-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Montreal 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-Montreal 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 Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal 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 Montreal

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

Currently, May is the cheapest month in which you can book a flight from Detroit to Montreal (average of $438). Flying from Detroit to Montreal in March is currently the most expensive (average of $667). 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.

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

Find hourly flight availability from Detroit to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2026.

A simple way to save on the total cost of your ticket is to fly from Detroit to Montreal in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from Detroit to Montreal

Explore weekly flight availability from Detroit to Montreal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 18, 2026.

The most flights from DTT to YMQ are scheduled on a Monday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

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

Airfare is typical for this route at the moment.
Detroit to Montreal flights typically cost between $439 and $557 in September.
The cheapest round-trip price found within the last 5 days was $471 on Multiple Airlines (Sep 20-Sep 25).

How often are flights from Detroit to Montreal delayed?

About 18% of weekly flights between Detroit and Montreal have experienced delays in the past year, with the average delay time being 135 minutes.

What is the most punctual flight time for Detroit to Montreal flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Detroit to Montreal flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 18% of flights being delayed.

How far ahead should I book a flight from Detroit to Montreal?

The price you pay for your flight from Detroit to Montreal may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Use this chart to determine the cheapest time to fly round-trip from Detroit to Montreal. Price data was last updated on August 15, 2026.

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

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated August 18, 2026.
Read reviews from past customers who have flown Delta and Air Canada from Detroit to Montreal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,501 reviews

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Laura,Aug 2023

DTW - BOS

Finally got on a flight to Boston and all went ok. We were the last to board and sat in the last seats on the plane. Not particularly treated well after waiting all day to travel.
Delta
7.8
Good
8,501 reviews
Delta
7.8
Good
8,501 reviews

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Laura,Aug 2023

DTW - BOS

Finally got on a flight to Boston and all went ok. We were the last to board and sat in the last seats on the plane. Not particularly treated well after waiting all day to travel.
Air Canada
7.1
Good
11,493 reviews
Delta
7.8
Good
8,501 reviews

Boarding

8.1

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Laura,Aug 2023

DTW - BOS

Finally got on a flight to Boston and all went ok. We were the last to board and sat in the last seats on the plane. Not particularly treated well after waiting all day to travel.

Related info for your journey

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

  • What airport do you fly from for flights from Detroit to Montreal?

    Located just 0.6 mi from the city center, Detroit All airports is the airport most travelers will use when flying to Montreal from Detroit. Booking flights from All airports (DTT) to Montreal should be relatively easy as there are 13 daily outbound flights to Montreal from 3 different airlines.

  • How long is the flight from Detroit to Montreal?

    For as low as $657, Air Canada can have you in Montreal from Detroit in 5h 41m. Detroit and Montreal are separated by a distance of 527 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Detroit to Montreal is Air Canada. Our recent data shows that you can find tickets from as low as $220 on this airline. Additional options worth looking into are Delta and WestJet, starting at $227 and $409 round-trip. Air Canada is 59% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $247. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Detroit to Montreal for a low price.

  • What are the most reliable airlines from Detroit to Montreal?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Detroit to Montreal on time: Air France (85%), Delta (74%), WestJet (74%).

  • What are the cheapest flights from Detroit to Montreal?

    Looking for the cheapest flight from Detroit to Montreal? While on average our users pay $559, our data indicates the cheapest price to be $169. The most popular route (Detroit Metropolitan Wayne County - Montreal Pierre Elliott Trudeau Intl), is priced around $471.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Detroit to Montreal (average of $438). Flying from Detroit to Montreal in March is currently the most expensive (average of $667). 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

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.

Top 3 airlines flying from Detroit to Montreal

Discover the top 3 airlines that operate flights from Detroit to Montreal. 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 August 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$220Average$504FlexibilityNo cancel feeOn-time67%
DeltaCheapest$227Average$569FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$409Average$647FlexibilityNo cancel feeOn-time60%

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