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$119+ Cheap flights from Detroit (DTT) to Ontario

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — YYZ
jul 8 — jul 151
ter 7/8
ter 7/15
1 adult, Economy
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Cheap flight deals from Detroit to Ontario

Keep the following information in mind while searching for Detroit to Ontario flight deals. Data was last updated julho 3, 2025.

Round-trip from

$269
(Mytrip)

One-way from

$119
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$371

Good round-trip deal

$626 or less

Good one-way deal

$252 or less
From Detroit (DTT) to Ontario
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One-way flight from Detroit (DTT) to Ontario
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High demand for flights, 17% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Detroit (DTT) to Ontario.
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Price to beat on a one-way flight from Detroit (DTT) to Ontario.
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Find flight deals from Detroit to Ontario

Cheapest flights from Detroit to Ontario
Explore the most affordable flight options available from Detroit to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 8/237:15 amDTW - YYZ
2 stops10h 59mMultiple Airlines
ter 8/267:55 amYYZ - DTW
1 stop16h 00mMultiple Airlines
Deal found 7/2$269
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
qua 9/36:15 amDTW - YTZ
1 stop5h 25mMultiple Airlines
qua 9/177:45 amYTZ - DTW
1 stop7h 52mMultiple Airlines
Deal found 7/2$273
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
qua 9/36:15 amDTW - YUL
1 stop6h 10mMultiple Airlines
ter 9/94:45 pmYUL - DTW
2 stops7h 18mMultiple Airlines
Deal found 7/2$282
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
ter 11/410:08 amDTW - YOW
1 stop5h 47mMultiple Airlines
ter 11/115:20 pmYOW - DTW
1 stop4h 22mMultiple Airlines
Deal found 7/1$315
This American Airlines deal was found by Cheapflights users on 7/2. 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.
ter 9/26:55 amDTW - YUL
1 stop9h 47mAmerican Airlines
ter 9/912:31 pmYUL - DTW
1 stop9h 17mAmerican Airlines
Deal found 7/2$336
This American Airlines deal was found by Cheapflights users on 7/2. 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.
sáb 8/166:49 pmDTW - YYZ
1 stop17h 47mAmerican Airlines
sáb 8/236:30 amYYZ - DTW
1 stop8h 12mAmerican Airlines
Deal found 7/2$345
This Air Canada deal was found by Cheapflights users on 7/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 9/511:05 amDTW - YOW
1 stop5h 59mAir Canada
dom 9/71:55 pmYOW - DTW
1 stop6h 05mAir Canada
Deal found 7/1$551
This United Airlines deal was found by Cheapflights users on 7/3. 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.
sáb 8/26:00 amDTW - YOW
1 stop3h 58mUnited Airlines
qui 8/76:33 amYOW - DTW
1 stop10h 40mUnited Airlines
Deal found 7/3$589
This United Airlines deal was found by Cheapflights users on 6/30. 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.
sex 8/156:00 amDTW - YSB
2 stops9h 17mUnited Airlines
sex 8/229:45 amYSB - DTW
2 stops27h 29mUnited Airlines
Deal found 6/30$656
This Air Canada deal was found by Cheapflights users on 6/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 8/158:35 pmDTW - YSB
1 stop12h 32mAir Canada
sex 8/229:45 amYSB - DTW
1 stop5h 41mAir Canada
Deal found 6/30$717
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 8/154:20 pmDTW - YSB
3 stops19h 06mMultiple Airlines
sex 8/2212:10 pmYSB - DTW
2 stops11h 45mMultiple Airlines
Deal found 6/30$770

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit to Ontario 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 julho 3, 2025.
Use the filters below to find and compare flights from Detroit to Ontario that are best for you.

Fly from

Detroit

Fly to

Ontario

Route

Depart

Return

Price

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

sáb 8/23

7:15 am-6:14 pm

2 stops10h 59m

Toronto Pearson Intl

ter 8/26

7:55 am-11:55 pm

1 stop16h 00m

$269

DetroitToronto

DTW - YTZ

DTWYTZ

Detroit Metropolitan Wayne County

qua 9/3

6:15 am-11:40 am

1 stop5h 25m

Toronto Island

qua 9/17

7:45 am-3:37 pm

1 stop7h 52m

$273

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

qua 9/3

6:15 am-12:25 pm

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

ter 9/9

4:45 pm-12:03 am

2 stops7h 18m

$282

DetroitOttawa

DTW - YOW

DTWYOW

Detroit Metropolitan Wayne County

qui 9/25

6:15 am-2:56 pm

1 stop8h 41m

Ottawa

sáb 9/27

8:30 am-3:37 pm

1 stop7h 07m

$316

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

ter 9/2

6:55 am-4:42 pm

1 stop9h 47m

Montreal Pierre Elliott Trudeau Intl

ter 9/9

12:31 pm-9:48 pm

1 stop9h 17m

$336

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

sáb 8/16

6:49 pm-12:36 pm

1 stop17h 47m

Toronto Pearson Intl

sáb 8/23

6:30 am-2:42 pm

1 stop8h 12m

$345

DetroitOttawa

DTW - YOW

DTWYOW

Detroit Metropolitan Wayne County

sex 9/5

11:05 am-5:04 pm

1 stop5h 59m

Ottawa

dom 9/7

1:55 pm-8:00 pm

1 stop6h 05m

$551

DetroitOttawa

DTW - YOW

DTWYOW

Detroit Metropolitan Wayne County

sáb 8/2

6:00 am-9:58 am

1 stop3h 58m

Ottawa

qui 8/7

6:33 am-5:13 pm

1 stop10h 40m

$589

DetroitSudbury

DTW - YSB

DTWYSB

Detroit Metropolitan Wayne County

sex 8/15

6:00 am-3:17 pm

2 stops9h 17m

Sudbury

sex 8/22

9:45 am-1:14 pm

2 stops27h 29m

$656

DetroitSudbury

DTW - YSB

DTWYSB

Detroit Metropolitan Wayne County

sex 8/15

8:35 pm-9:07 am

1 stop12h 32m

Sudbury

sex 8/22

9:45 am-3:26 pm

1 stop5h 41m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 29 results
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2
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Best time to book a flight from Detroit to Ontario

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

What is the cheapest month to book a flight from Detroit to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Detroit to Region of Ontario (average of $243). Flying from Detroit to Region of Ontario in August is currently the most expensive (average of $348). 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 ON?

Find hourly flight availability from Detroit to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julho 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Region of Ontario as you normally would.

Weekly flight availability from Detroit to Region of Ontario

Explore weekly flight availability from Detroit to Ontario. 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 julho 3, 2025.

The most flights from DTT to CAON are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated julho 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Detroit to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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!
WestJet
7.2
Good
2,917 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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!
Air Canada
7.1
Good
9,681 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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 Detroit to Ontario. 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 Ontario?

    Detroit All airports (DTT), located 0.6 mi from the city center, is the airport you fly out of when you book flights from Detroit to Ontario.

  • What are the cheapest airlines to fly from Detroit to Region of Ontario one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $141. Sun Country Air flights start at $159 while deals on Air Canada start at $171 one-way.

  • What are the most popular routes from Detroit to Region of Ontario?

    Most travelers choose Detroit Metropolitan Wayne County - Toronto Pearson Intl, Detroit Metropolitan Wayne County - Montreal Pierre Elliott Trudeau Intl or Detroit Metropolitan Wayne County - Toronto Island when deciding on the best route from Detroit to Region of Ontario.

  • What are the most reliable airlines from Detroit to Region of Ontario?

    Consider SkyWest Airlines (89%), Brussels Airlines (83%) or Air Canada (81%) when booking your flight. These represent the most reliable airlines when flying from Detroit to Region of Ontario.

  • What are the cheapest flights from Detroit to Region of Ontario?

    On average you can expect to pay $1,457 for a flight from Detroit to Region of Ontario. The cheapest flight overall is $190 while the most popular route, (Detroit Metropolitan Wayne County - Toronto Pearson Intl) is currently priced at $281.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Ontario 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 Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Detroit to Region of Ontario (average of $243). Flying from Detroit to Region of Ontario in August is currently the most expensive (average of $348). 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

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Alternative routes for Detroit to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Detroit to Ontario

Discover the top 3 airlines that operate flights from Detroit to Ontario. 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 julho 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$176Average$583FlexibilityNo cancel feeOn-time67%
DeltaCheapest$202Average$466FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$483Average$592FlexibilityNo cancel feeOn-time60%

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