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Cheap flights from Ontario to Detroit from $92

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Detroit

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 11:51 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
14h 21m1 stop Denver Intl
Frontier Logo
10:07 am - 9:40 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
26h 33m2 stops Dallas/Fort Worth Las Vegas Harry Reid Intl
$154Frontier
Tue, Nov 10 - Tue, Nov 17
Frontier Logo
10:35 am - 9:19 amONT  Ontario-DTW Detroit Metropolitan Wayne County
19h 44m2 stops Las Vegas Harry Reid Intl Dallas/Fort Worth
Frontier Logo
10:07 am - 9:40 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
26h 33m2 stops Dallas/Fort Worth Las Vegas Harry Reid Intl
$164Frontier
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
4:09 pm - 5:34 amONT  Ontario-DTW Detroit Metropolitan Wayne County
10h 25m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
8:31 pm - 12:14 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 43m1 stop Denver Intl
$303Multiple Airlines
Thu, Nov 19 - Sun, Nov 22
Multiple Airlines Logo
6:00 am - 5:20 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 20m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
7:55 pm - 10:45 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
17h 50m1 stop Denver Intl
$309Multiple Airlines
Mon, Dec 7 - Mon, Dec 7
Delta Logo
12:20 pm - 10:20 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
7h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:25 pm - 4:12 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 47m1 stop Salt Lake City
$359Delta
Wed, Dec 16 - Tue, Jan 12
Delta Logo
1:00 pm - 12:03 amONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 03m1 stop Salt Lake City
Delta Logo
12:25 pm - 4:12 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 47m1 stop Salt Lake City
$359Delta
Sat, Feb 6 - Mon, Feb 8
American Airlines Logo
10:30 pm - 10:30 amONT  Ontario-DTW Detroit Metropolitan Wayne County
9h 00m1 stop Charlotte Douglas
American Airlines Logo
8:01 am - 4:19 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
11h 18m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
$364American Airlines
Tue, Nov 10 - Tue, Nov 17
American Airlines Logo
9:50 am - 11:28 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
10h 38m2 stops Phoenix Sky Harbor Intl Charlotte Douglas
American Airlines Logo
5:51 am - 11:52 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
9h 01m1 stop Dallas/Fort Worth
$364American Airlines
Tue, Nov 10 - Tue, Nov 17
Southwest Logo
6:45 am - 3:55 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
6h 10m1 stop Chicago Midway
Southwest Logo
1:05 pm - 6:30 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 25m1 stop Las Vegas Harry Reid Intl
$379Southwest
Sun, Jan 24 - Fri, Jan 29
Southwest Logo
10:05 am - 9:25 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 20m2 stops Denver Intl Nashville Intl
Southwest Logo
5:25 am - 9:55 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
7h 30m1 stop Denver Intl
$497Southwest
Thu, Nov 19 - Sun, Nov 22

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Frontier flights from Ontario to Detroit Metropolitan Wayne County Airport

Our best Frontier deals on Ontario to Detroit Metropolitan Wayne County Airport flight tickets
Frontier
Nov 10
ONT6:30 amOntario
14h 21m
1 stop
DTW11:51 pmDetroit Metropolitan Wayne County
Nov 17
DTW10:07 amDetroit Metropolitan Wayne County
26h 33m
2 stops
ONT9:40 amOntario
$154
Frontier
Nov 10
ONT10:35 amOntario
19h 44m
2 stops
DTW9:19 amDetroit Metropolitan Wayne County
Nov 17
DTW10:07 amDetroit Metropolitan Wayne County
26h 33m
2 stops
ONT9:40 amOntario
$164
Frontier
Nov 10
ONT6:30 amOntario
14h 21m
1 stop
DTW11:51 pmDetroit Metropolitan Wayne County
Nov 17
DTW7:00 amDetroit Metropolitan Wayne County
6h 35m
1 stop
ONT10:35 amOntario
$183

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Detroit Metropolitan Wayne County Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Tue 11/10

6:30 am-11:51 pm

1 stop14h 21m

Detroit Metropolitan Wayne County

Tue 11/17

10:07 am-9:40 am

2 stops26h 33m

$154

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Tue 11/10

10:35 am-9:19 am

2 stops19h 44m

Detroit Metropolitan Wayne County

Tue 11/17

10:07 am-9:40 am

2 stops26h 33m

$164

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Thu 11/19

4:09 pm-5:34 am

1 stop10h 25m

Detroit Metropolitan Wayne County

Sun 11/22

8:31 pm-12:14 am

1 stop6h 43m

$303

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Mon 12/7

6:00 am-5:20 pm

1 stop8h 20m

Detroit Metropolitan Wayne County

Mon 12/7

7:55 pm-10:45 am

1 stop17h 50m

$309
Quickest round-trip

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Wed 12/16

12:20 pm-10:20 pm

1 stop7h 00m

Detroit Metropolitan Wayne County

Tue 1/12

12:25 pm-4:12 pm

1 stop6h 47m

$359

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Sat 2/6

1:00 pm-12:03 am

1 stop8h 03m

Detroit Metropolitan Wayne County

Mon 2/8

12:25 pm-4:12 pm

1 stop6h 47m

$359

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Tue 11/10

10:30 pm-10:30 am

1 stop9h 00m

Detroit Metropolitan Wayne County

Tue 11/17

8:01 am-4:19 pm

2 stops11h 18m

$364

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Tue 11/10

9:50 am-11:28 pm

2 stops10h 38m

Detroit Metropolitan Wayne County

Tue 11/17

5:51 am-11:52 am

1 stop9h 01m

$364

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Sun 1/24

6:45 am-3:55 pm

1 stop6h 10m

Detroit Metropolitan Wayne County

Fri 1/29

1:05 pm-6:30 pm

1 stop8h 25m

$379

OntarioDetroit

ONT Ontario - DTW Detroit Metropolitan Wayne County

ONTDTW

Ontario

Thu 11/19

10:05 am-9:25 pm

2 stops8h 20m

Detroit Metropolitan Wayne County

Sun 11/22

5:25 am-9:55 am

1 stop7h 30m

$497

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Detroit from

How to get the cheapest flight ticket from Ontario to Detroit Metropolitan Wayne County Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Detroit Metropolitan Wayne County Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $324 to $600.
The lowest price recently found on this route was $187.

What is the cheapest month to fly to Detroit Metropolitan Wayne County Airport?

The cheapest month to fly to Detroit Metropolitan Wayne County Airport from Ontario is in January. Flight prices, which tend to average around $352, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Detroit Metropolitan Wayne County Airport from Ontario during May instead. Flights to Detroit Metropolitan Wayne County Airport in May, while not as cheap as those in January, still average around $379.

What is the cheapest day to depart on your flight to Detroit Metropolitan Wayne County Airport?

The cheapest day to depart from Ontario to Detroit Metropolitan Wayne County Airport is on a Tuesday when prices can be found for as low as $545. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Detroit Metropolitan Wayne County Airport on Sunday is $702.

What is the cheapest time of day to depart on your flight to Detroit Metropolitan Wayne County Airport?

Flying to Detroit Metropolitan Wayne County Airport from Ontario at noon is the least expensive time of day to depart. momondo users have found prices as low as $492 when looking at flights departing at noon. Flights to Detroit Metropolitan Wayne County Airport are more costly in the morning, with an average ticket price of $618. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight from Ontario to Detroit Metropolitan Wayne County Airport?

You are more likely to see cheaper flights to Detroit Metropolitan Wayne County Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Detroit Metropolitan Wayne County Airport for around $462 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Detroit Metropolitan Wayne County Airport from Ontario for as low as $292 on momondo.

How have Ontario to Detroit Metropolitan Wayne County Airport flight prices changed over time?

As of October 2026, prices for Ontario to Detroit Metropolitan Wayne County Airport flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Detroit Metropolitan Wayne County Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Detroit Metropolitan Wayne County Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Detroit Metropolitan Wayne County Airport (ONT to DTW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Detroit Metropolitan Wayne County Airport

Best Price Found

$92

Fastest flight time

6h 00m

Direct flights

None
The best one-way flight to Detroit Metropolitan Wayne County Airport from Ontario in the past 72 hours is $92. The best round-trip flight deal from Ontario to Detroit Metropolitan Wayne County Airport found on momondo in the last 72 hours is $154.
The fastest flight from Ontario to Detroit Metropolitan Wayne County Airport takes 6h 00m
There are no direct flights from Ontario to Detroit Metropolitan Wayne County Airport. There are no popular flight routes from Ontario to Detroit Metropolitan Wayne County Airport.
Search flight deals

Frequently asked questions about flying from Ontario to Detroit Metropolitan Wayne County Airport

  • How far is Ontario to Detroit Metropolitan Wayne County by plane?

    There are 1931.2 mi between Ontario and Detroit Metropolitan Wayne County. A reasonable flight in good conditions will take 6h 00m.

  • When did momondo last update prices for flights from Ontario Airport to Detroit Metropolitan Wayne County Airport?

    Prices for flights from Ontario Airport to Detroit Metropolitan Wayne County Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Detroit Metropolitan Wayne County Airport?

  • How old do you have to be to fly from Ontario Airport to Detroit Metropolitan Wayne County Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Detroit Metropolitan Wayne County Airport.

  • What documentation or ID do you need to fly to Detroit Metropolitan Wayne County Airport?

    The required travel and health documents for your Detroit Metropolitan Wayne County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit Metropolitan Wayne County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Detroit Metropolitan Wayne County Airport?

Best airlines flying from Ontario to Detroit Metropolitan Wayne County Airport

Compare and see reviews for airlines that fly from Ontario to Detroit Metropolitan Wayne County Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $238Free CancellationRating
5.5
2,519 reviews
Search Frontier flights
DeltaPriceFrom $314Free CancellationRating
7.8
8,661 reviews
Search Delta flights
American AirlinesPriceFrom $332Free CancellationRating
7.0
12,186 reviews
Search American Airlines flights
SouthwestPriceFrom $338Free CancellationRating
7.9
4,210 reviews
Search Southwest flights
United AirlinesPriceFrom $340Free CancellationRating
7.3
10,404 reviews
Search United Airlines flights

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Put-in-Bay
Dearborn
Warren
Auburn Hills
Romulus
Troy
Southfield
Monroe
Livonia
Roseville
Novi
Port Clinton
Sterling Heights
Belleville
Port Huron
Dundee
Pontiac
Ypsilanti
Farmington Hills
Plymouth

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Detroit?

Finding the right flight to Detroit from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Detroit quick and easy, saving you time and money.

Can I find flights from Ontario to Detroit with flexible booking policies on momondo?

Yes. All flights to Detroit from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Detroit?

Once all potential Ontario to Detroit flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Detroit right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Detroit now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Detroit and let you know when they change.

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