Cheap flights from Ontario to Detroit (ONT - DTT) from $112

This is the cheapest one-way flight price, found on 6/1. Prices may vary by date and flight preferences.
ONT — DTT
Jun 6 — Jun 131
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The best prices from Ontario to Detroit All airports are usually found in January or December, booked 42 days in advance, depart on a Wednesday or Monday and return on a Monday

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

All the information you need to plan the best ONT to DTT flight in 2023: compare Ontario to Detroit flight prices with the expected peak season, weather and rainfall in Detroit.

Popular in

June

Cheapest in

January

Round-trip from

$210

One-way from

$170
High demand for flights, 24% potential price rise
Best time to find cheap flights, 23% potential price drop
From Ontario to Detroit (DTT)
One-way flight from Ontario to Detroit (DTT)

ONT - DTT

Price

$210 - $399

DTT

Temperature

24.8 - 73.4 °F

DTT

Rainfall

1.8 - 3.1 inches

Cheap flights from Ontario to Detroit in June, July 2023

The best prices found for ONT to DTT flights for June, July
Scroll through some of the best deals on flights from Ontario to Detroit in 2023. Check back soon for alternative fares.

Ontario to Detroit 2023 flight deals

Cheap flights to Detroit from Ontario found for this year
Scroll through some of the best deals on flights from Ontario to Detroit in 2023. Check back soon for alternative fares.

Cheap Frontier flights from Ontario to Detroit

Take a look at some of the lowest-priced Frontier flights heading from Ontario to Detroit. Come back soon if you're not finding the exact deal you're looking for.

Cheap American Airlines flights from Ontario to Detroit

Take a gander at the lowest prices we've found on American Airlines flights from Ontario to Detroit. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Last minute flights from Ontario to Detroit

Late deals on return flights to Detroit from Ontario, departing today and this week
Consider one of these great deals we found on last-minute flights from Ontario to Detroit. Tip: verify your flight details before completing your reservation.

One-way flights to Detroit from Ontario

The cheapest one-way flights from Ontario to Detroit
Take a look at some of the best available options we've come across on one-way flights from Ontario to Detroit. Those needing a return flight from Ontario to Detroit can use the search form above.

Find flights from Ontario to Detroit within your budget

Use the slider to find flights from Ontario to Detroit that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$197 - $248

Route

Depart

Return

Price

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Tue 9/26

1 stop15h 12m

Detroit Metropolitan Wayne County

Tue 10/3

1 stop10h 21m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Mon 6/19

1 stop17h 10m

Detroit Metropolitan Wayne County

Wed 8/9

1 stop11h 09m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Mon 6/19

1 stop17h 10m

Detroit Metropolitan Wayne County

Wed 6/21

1 stop21h 40m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Fri 8/25

1 stop23h 54m

Detroit Metropolitan Wayne County

Sun 8/27

1 stop8h 19m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Tue 9/26

1 stop15h 12m

Detroit Metropolitan Wayne County

Tue 10/3

2 stops11h 39m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Tue 6/27

1 stop14h 39m

Detroit Metropolitan Wayne County

Sat 7/22

1 stop9h 31m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Mon 6/19

2 stops25h 33m

Detroit Metropolitan Wayne County

Wed 6/21

1 stop9h 24m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Tue 6/27

1 stop14h 39m

Detroit Metropolitan Wayne County

Tue 7/18

1 stop9h 08m

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

Wed 6/14

1 stop11h 32m

Detroit Metropolitan Wayne County

Wed 6/21

1 stop12h 48m

Flights are sorted by cheapest first

Deals found on 6/1

Reviews of Airlines Servicing Detroit

Peruse reviews from past customers who have flown with Frontier and American Airlines from Ontario to Detroit to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Reviews

1 / 10

There was limited food and drink options (no coffee/tea) and my tray was broken and inoperable so I couldn’t even put my drink down to eat my tiny bag of chips.

Delta
8.0
Very good
2,370 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Reviews

1 / 10

There was limited food and drink options (no coffee/tea) and my tray was broken and inoperable so I couldn’t even put my drink down to eat my tiny bag of chips.

United Airlines
7.6
Good
1,535 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Reviews

1 / 10

There was limited food and drink options (no coffee/tea) and my tray was broken and inoperable so I couldn’t even put my drink down to eat my tiny bag of chips.

American Airlines
7.3
Good
2,149 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Reviews

1 / 10

There was limited food and drink options (no coffee/tea) and my tray was broken and inoperable so I couldn’t even put my drink down to eat my tiny bag of chips.

Frontier
5.9
Fair
669 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Reviews

1 / 10

There was limited food and drink options (no coffee/tea) and my tray was broken and inoperable so I couldn’t even put my drink down to eat my tiny bag of chips.

Related info for your journey

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

Alternative routes for Ontario to Detroit

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Ontario to Detroit

The chart below displays the airlines Cheapflights users traveling from Ontario to Detroit choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
FrontierCheapest$163Average$296FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Spirit AirlinesCheapest$168Average$297FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
American AirlinesCheapest$287Average$552FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$366Average$467FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$408Average$536FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights

Hourly flight availability from Ontario to Detroit

See what time of day planes typically take off from Ontario to Detroit
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ontario to Detroit

See how many times per day planes take to the skies headed from Ontario to Detroit
Sunday1daily flight
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday0daily flights