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$67+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — YYZ
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$242
(Mytrip)

One-way from

$67
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$477

Good round-trip deal

$702 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, 15% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($15 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 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/118:18 pmDTW - YYZ
1 stop16h 12mMultiple Airlines
Sun 6/227:45 amYYZ - DTW
1 stop24h 54mMultiple Airlines
Deal found 4/16$242
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Fri 6/65:42 amDTW - YTZ
1 stop12h 11mMultiple Airlines
Sun 6/88:45 amYTZ - DTW
1 stop12h 57mMultiple Airlines
Deal found 4/16$282
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/123:23 pmDTW - YUL
2 stops22h 22mMultiple Airlines
Wed 5/2810:00 amYUL - DTW
2 stops13h 02mMultiple Airlines
Deal found 4/17$324
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2412:52 pmDTW - YYZ
1 stop7h 52mDelta
Tue 7/86:15 amYYZ - DTW
1 stop10h 52mDelta
Deal found 4/16$342
This Flightnetwork deal was found by Cheapflights users on 4/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:24 amDTW - YYZ
1 stop4h 18mAir Canada
Sat 6/72:20 pmYYZ - DTW
Nonstop1h 18mAir Canada
Deal found 4/15$376
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:00 amDTW - YUL
1 stop9h 04mDelta
Tue 5/136:05 amYUL - DTW
1 stop8h 45mDelta
Deal found 4/16$395
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/19:30 amDTW - YTZ
1 stop5h 20mAir Canada
Sun 6/83:25 pmYTZ - DTW
1 stop4h 50mAir Canada
Deal found 4/17$414
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:34 pmDTW - YOW
2 stops25h 47mMultiple Airlines
Thu 5/158:35 amYOW - DTW
2 stops12h 28mMultiple Airlines
Deal found 4/17$417
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/108:26 amDTW - YYZ
1 stop13h 04mAmerican Airlines
Sun 5/256:20 pmYYZ - DTW
1 stop15h 32mAmerican Airlines
Deal found 4/17$426
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 5/64:10 pmDTW - YYZ
Nonstop1h 10mUnited Airlines
Tue 5/136:25 pmYYZ - DTW
Nonstop1h 18mUnited Airlines
Deal found 4/16$440
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:08 amDTW - YUL
1 stop10h 23mAmerican Airlines
Tue 9/210:35 amYUL - DTW
1 stop11h 56mAmerican Airlines
Deal found 4/17$454
This United Airlines deal was found by Cheapflights users on 4/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/159:45 amDTW - YUL
1 stop6h 25mUnited Airlines
Mon 8/186:20 pmYUL - DTW
Nonstop1h 56mUnited Airlines
Deal found 4/17$479

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 17, 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

Wed 6/11

8:18 pm-12:30 pm

1 stop16h 12m

Toronto Pearson Intl

Sun 6/22

7:45 am-8:39 am

1 stop24h 54m

$242

DetroitToronto

DTW - YTZ

DTWYTZ

Detroit Metropolitan Wayne County

Fri 6/6

5:42 am-5:53 pm

1 stop12h 11m

Toronto Island

Sun 6/8

8:45 am-9:42 pm

1 stop12h 57m

$282

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

Mon 5/12

3:23 pm-1:45 pm

2 stops22h 22m

Montreal Pierre Elliott Trudeau Intl

Wed 5/28

10:00 am-11:02 pm

2 stops13h 02m

$324

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Tue 6/24

12:52 pm-8:44 pm

1 stop7h 52m

Toronto Pearson Intl

Tue 7/8

6:15 am-5:07 pm

1 stop10h 52m

$342

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Sat 5/31

9:24 am-1:42 pm

1 stop4h 18m

Toronto Pearson Intl

Sat 6/7

2:20 pm-3:38 pm

Nonstop1h 18m

$376

DetroitMontreal

DTW - YUL

DTWYUL

Detroit Metropolitan Wayne County

Sat 5/10

7:00 am-4:04 pm

1 stop9h 04m

Montreal Pierre Elliott Trudeau Intl

Tue 5/13

6:05 am-2:50 pm

1 stop8h 45m

$395

DetroitToronto

DTW - YTZ

DTWYTZ

Detroit Metropolitan Wayne County

Sun 6/1

9:30 am-2:50 pm

1 stop5h 20m

Toronto Island

Sun 6/8

3:25 pm-8:15 pm

1 stop4h 50m

$414

DetroitOttawa

DTW - YOW

DTWYOW

Detroit Metropolitan Wayne County

Mon 5/5

10:07 pm-6:45 am

3 stops32h 38m

Ottawa

Thu 5/15

8:35 am-9:03 pm

2 stops12h 28m

$417

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Sat 5/10

8:26 am-9:30 pm

1 stop13h 04m

Toronto Pearson Intl

Sun 5/25

6:20 pm-9:52 am

1 stop15h 32m

$426

DetroitToronto

DTW - YYZ

DTWYYZ

Detroit Metropolitan Wayne County

Tue 5/6

4:10 pm-5:20 pm

Nonstop1h 10m

Toronto Pearson Intl

Tue 5/13

6:25 pm-7:43 pm

Nonstop1h 18m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 34 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 17, 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 17, 2025.

The most flights from DTT to CAON are scheduled on a Thursday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 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 17, 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
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
2,809 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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
9,142 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

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 Air Canada, which is currently one of the cheapest options available, starting at $182. American Airlines flights start at $192 while deals on Delta start at $195 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 - Ottawa 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 (88%), Korean Air (80%) or Aeromexico (79%) 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 $1,199 for a flight from Detroit to Region of Ontario. The cheapest flight overall is $155 while the most popular route, (Detroit Metropolitan Wayne County - Montreal Pierre Elliott Trudeau Intl) is currently priced at $338.

  • 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$182Average$568FlexibilityNo cancel feeOn-time67%
DeltaCheapest$214Average$477FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$488Average$642FlexibilityNo cancel feeOn-time60%

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