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$78+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — YYZ
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
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 April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(Mytrip)

One-way from

$78
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$476

Good round-trip deal

$724 or less

Good one-way deal

$209 or less
Provider with most accurate pricing for Detroit (DTT)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Toronto (YTO) flights.
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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, 19% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 1, 2025.

This Mytrip deal was found by Cheapflights users on 3/31. 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.
Tue 5/67:59 pmDTW - YYZ
1 stop25h 09mMultiple Airlines
Sat 5/107:55 amYYZ - DTW
1 stop11h 04mMultiple Airlines
Deal found 3/31$214
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Sat 5/31:29 pmDTW - YUL
2 stops11h 08mMultiple Airlines
Tue 5/67:00 amYUL - DTW
3 stops28h 15mMultiple Airlines
Deal found 3/31$285
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Fri 5/93:23 pmDTW - YTZ
1 stop5h 57mMultiple Airlines
Mon 5/129:45 amYTZ - DTW
1 stop10h 04mMultiple Airlines
Deal found 3/31$291
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:48 pmDTW - YOW
3 stops27h 34mMultiple Airlines
Mon 5/193:50 pmYOW - DTW
1 stop19h 25mMultiple Airlines
Deal found 4/1$309
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 9/232:00 pmDTW - YYZ
1 stop8h 44mDelta
Tue 9/306:00 amYYZ - DTW
1 stop9h 04mDelta
Deal found 3/31$361
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 9/1010:43 amDTW - YYZ
1 stop7h 43mAmerican Airlines
Wed 9/1710:55 amYYZ - DTW
1 stop11h 39mAmerican Airlines
Deal found 3/31$396
This Flightnetwork deal was found by Cheapflights users on 3/31. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/154:10 pmDTW - YYZ
Nonstop1h 10mAir Canada
Thu 5/229:05 amYYZ - DTW
Nonstop1h 18mAir Canada
Deal found 3/31$408
This Trip.com deal was found by Cheapflights users on 4/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/201:27 pmDTW - YYZ
Nonstop1h 14mWestJet
Sun 6/2212:14 pmYYZ - DTW
Nonstop1h 16mWestJet
Deal found 4/1$452
This Gotogate deal was found by Cheapflights users on 3/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:30 amDTW - YUL
Nonstop1h 48mAir Canada
Thu 5/226:20 pmYUL - DTW
Nonstop1h 55mAir Canada
Deal found 3/31$454
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 5/287:00 amDTW - YUL
1 stop9h 04mDelta
Sun 6/16:00 amYUL - DTW
Nonstop1h 54mDelta
Deal found 3/31$466
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:03 amDTW - YUL
1 stop10h 24mAmerican Airlines
Wed 9/1010:37 amYUL - DTW
1 stop11h 57mAmerican Airlines
Deal found 3/30$472
This United Airlines deal was found by Cheapflights users on 4/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/211:05 amDTW - YYZ
Nonstop1h 10mUnited Airlines
Sun 5/116:25 pmYYZ - DTW
Nonstop1h 18mUnited Airlines
Deal found 4/1$478

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 April 1, 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

Tue 5/6

7:59 pm-9:08 pm

1 stop25h 09m

Toronto Pearson Intl

Sat 5/10

7:55 am-6:59 pm

1 stop11h 04m

$214

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

Sat 5/3

1:29 pm-12:37 am

2 stops11h 08m

Montreal Pierre Elliott Trudeau Intl

Tue 5/6

7:00 am-11:15 am

3 stops28h 15m

$285

DetroitToronto

DTW - YTZ

DTWYTZ

Detroit Metropolitan Wayne County

Fri 5/9

3:23 pm-9:20 pm

1 stop5h 57m

Toronto Island

Mon 5/12

9:45 am-7:49 pm

1 stop10h 04m

$291

DetroitOttawa

DTW - YOW

DTWYOW

Detroit Metropolitan Wayne County

Mon 5/12

8:48 pm-12:22 am

3 stops27h 34m

Ottawa

Mon 5/19

3:50 pm-11:15 am

1 stop19h 25m

$309

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Tue 9/23

2:00 pm-10:44 pm

1 stop8h 44m

Toronto Pearson Intl

Mon 9/29

6:00 am-3:04 pm

1 stop9h 04m

$361

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Wed 9/10

10:43 am-6:26 pm

1 stop7h 43m

Toronto Pearson Intl

Wed 9/17

10:55 am-10:34 pm

1 stop11h 39m

$396

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Thu 5/15

4:10 pm-5:20 pm

Nonstop1h 10m

Toronto Pearson Intl

Thu 5/22

9:05 am-10:23 am

Nonstop1h 18m

$408

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Fri 6/20

1:27 pm-2:41 pm

Nonstop1h 14m

Toronto Pearson Intl

Sun 6/22

12:14 pm-1:30 pm

Nonstop1h 16m

$452

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

Thu 5/15

9:30 am-11:18 am

Nonstop1h 48m

Montreal Pierre Elliott Trudeau Intl

Thu 5/22

6:20 pm-8:15 pm

Nonstop1h 55m

$454

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

Wed 5/28

7:00 am-4:04 pm

1 stop9h 04m

Montreal Pierre Elliott Trudeau Intl

Sun 6/1

6:00 am-7:54 am

Nonstop1h 54m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 32 results
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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 July is currently the most expensive (average of $359). 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 April 1, 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 April 1, 2025.

The most flights from DTT to CAON are scheduled on a Tuesday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 January, when temperatures are typically at their lowest (around 21.2 F).

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 April 1, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Detroit to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,615 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,789 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,013 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $171. Delta flights start at $203 while deals on Air Canada start at $205 one-way.

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

    Most travelers choose Detroit Metropolitan Wayne County - Montreal Pierre Elliott Trudeau Intl, Detroit Metropolitan Wayne County - Toronto Pearson 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 (86%), Korean Air (77%) or KLM (75%) 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 $1,987 for a flight from Detroit to Region of Ontario. The cheapest flight overall is $160 while the most popular route, (Detroit Metropolitan Wayne County - Montreal Pierre Elliott Trudeau Intl) is currently priced at $284.

  • 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 July is currently the most expensive (average of $359). 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$182Average$549FlexibilityNo cancel feeOn-time67%
DeltaCheapest$232Average$490FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$488Average$609FlexibilityNo cancel feeOn-time60%

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