Cheap flights from Detroit to Ontario

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How to find the cheapest flight from
Detroit (DTT) to Ontario (ONT)

DTT - ONT
Price
C$ 215 - C$ 470
Popular in June High demand for flights, 27% potential price rise
Cheapest in April Best time to find cheap flights, 37% potential price drop
Round-trip from C$ 215 From Detroit to Ontario
One-way from C$ 101 One-way flight from Detroit to Ontario
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Detroit to Ontario?

Departing on a Thursday is a good option for securing a great price. You can expect to save up to 46% when planning your travel around this day of the week.

How far in advance should I book a flight from Detroit to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 44% on flights from Detroit to Ontario compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 843. For sooner than that we have options available in the next 3 days from C$ 1013.

Cheap flights from Detroit to Ontario in July, August 2020

The best prices found for DTT to ONT flights for July, August
20 Jul - 25 Jul
C$ 267pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
20 Jul - 27 Jul
C$ 271pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
14 Jul - 15 Jul
C$ 276pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Delta
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Detroit to Ontario 2020 flight deals

Cheap flights to Ontario from Detroit found for this year
23 Sep - 27 Sep
C$ 250pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
DTW
Detroit Metropolitan Wayne County
20 Jul - 25 Jul
C$ 267pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
22 Sep - 3 Oct
C$ 271pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Last minute flights from Detroit to Ontario

Late deals on round-trip flights to Ontario from Detroit, departing today and this week
27 Jun - 4 Jul
C$ 335pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
27 Jun - 3 Jul
C$ 346pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
DTW
Detroit Metropolitan Wayne County
27 Jun - 30 Jun
C$ 350pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
DTW
Detroit Metropolitan Wayne County

One-way flights to Ontario from Detroit

The cheapest one-way flights from Detroit to Ontario
9:58 a.m. - 4:00 p.m.
Multiple Airlines
1 stop
9h 02m
DTW - ONT
Multiple Airlines
C$ 138
FlightNetwork
9:58 a.m. - 4:00 p.m.
Multiple Airlines
1 stop
9h 02m
DTW - ONT
Multiple Airlines
C$ 154
FlightNetwork
9:58 a.m. - 4:00 p.m.
Multiple Airlines
1 stop
9h 02m
DTW - ONT
Multiple Airlines
C$ 179
FlyFar

Related info for your journey

Useful info, stats and facts about Detroit to Ontario flights.

Flight FAQs

From Detroit to Ontario

Can I find flights from Detroit to Ontario for under C$ 300 on Cheapflights?

Yes, there are multiple flights from Detroit to Ontario for under C$ 300. The cheapest flight booked recently is on Multiple Airlines for just C$ 250, but on average you can expect to pay C$ 295.

Are there direct flights from Detroit to Ontario for under C$ 300 on Cheapflights?

There are no direct flights from Detroit to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Detroit to Ontario for under C$ 400?

There are currently 20+ open flights from Detroit to Ontario within the next 7 days for less than C$ 400.

What days are direct flights available from Detroit to Ontario?

Direct flights can be found on the following days: Saturday.

How popular is this flight route?

Flights from Detroit to Ontario have been viewed 391 times in the past calendar month.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for Delta Air Lines, Inc., as currently they have the cheapest options available from Detroit to Ontario. On average you can find 286 flights for this flight path daily.

Is Detroit weather warmer or cooler than Ontario?

Our data indicates that the weather will be 35 °C on average in the month of July. The temperature in Ontario is typically hotter than in Detroit. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

Alternative routes for Detroit to Ontario

Destination information for Ontario

Things to know before you go. Useful info for your trip from Detroit to Ontario

Airports servicing Detroit

Airports servicing Ontario