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Cheap flights from Ontario to Detroit (ONT - DTT) from $90

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — DTT
jun. 11 — jun. 181
From?
To?
mar. 6/11
mar. 6/18
1 adult, Economy
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Cheap flight deals from Ontario to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Detroit (DTT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 6, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$231

One-way from

$90
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 48% potential price drop
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From Ontario to Detroit (DTT)
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One-way flight from Ontario to Detroit (DTT)
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What is the cheapest day to fly round-trip from Ontario to Detroit?

Users have found that flying from Ontario to Detroit on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Users have found that booking a flight from Ontario to Detroit at least 57 days early can save you up to 95% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Ontario to Detroit for as little as $259 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $421 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Detroit?

October is one of the best times of the year to fly to Detroit from Ontario. Prices for October average $348 per person but you can even find prices for as low as $133. The most expensive prices can be found in the month of December. Opting for a October flight can save you 21% on your journey compared to booking in December

What is the cheapest time of day to fly from ONT to DTT?

It’s optimal to fly from Ontario to Detroit in the afternoon. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight at noon.

Cheap Ontario to Detroit flights in June & July 2024

Find cheap flight options from Ontario to Detroit specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.
Scroll through some of the best deals on flights from Ontario to Detroit in 2024. Check back soon for alternative fares.
mar. 6/117:26 pmONT - DTW
1 stop6h 39mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$183
mar. 6/1110:31 pmONT - DTW
2 stops15h 40mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$188
sáb. 6/87:15 pmONT - DTW
1 stop6h 46mFrontier
mié. 6/196:36 amDTW - ONT
1 stop9h 39mFrontier
Deal found 6/4$198
jue. 7/251:35 pmONT - DTW
1 stop12h 10mFrontier
lun. 7/296:20 amDTW - ONT
1 stop14h 09mFrontier
Deal found 6/6$199
jue. 6/1310:29 pmONT - DTW
1 stop11h 29mFrontier
mar. 6/186:32 amDTW - ONT
1 stop9h 22mFrontier
Deal found 6/5$200
jue. 6/271:03 pmONT - DTW
1 stop12h 27mFrontier
dom. 6/307:17 amDTW - ONT
1 stop28h 47mFrontier
Deal found 6/5$201
sáb. 6/1510:59 pmONT - DTW
1 stop10h 59mFrontier
mar. 6/186:32 amDTW - ONT
1 stop29h 32mFrontier
Deal found 6/6$204
jue. 6/207:33 pmONT - DTW
1 stop5h 57mFrontier
mar. 7/21:49 pmDTW - ONT
1 stop7h 06mFrontier
Deal found 6/6$206
jue. 7/410:29 pmONT - DTW
1 stop11h 43mFrontier
jue. 7/112:02 pmDTW - ONT
1 stop10h 39mFrontier
Deal found 6/5$208

Ontario to Detroit 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Detroit in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Scroll through some of the best deals on flights from Ontario to Detroit in 2024. Check back soon for alternative fares.
mié. 8/148:35 pmONT - DTW
1 stop28h 55mFrontier
sáb. 8/2412:25 pmDTW - ONT
1 stop14h 19mFrontier
Deal found 6/5$176
mar. 8/2712:49 amONT - DTW
1 stop7h 36mFrontier
mar. 9/36:00 amDTW - ONT
1 stop15h 09mFrontier
Deal found 6/6$177
dom. 8/1812:49 amONT - DTW
1 stop7h 36mFrontier
sáb. 8/2412:25 pmDTW - ONT
1 stop14h 19mFrontier
Deal found 6/4$179
mié. 8/145:30 pmONT - DTW
1 stop8h 50mFrontier
vie. 8/236:00 amDTW - ONT
1 stop10h 01mFrontier
Deal found 6/5$180
mar. 6/117:26 pmONT - DTW
1 stop6h 39mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$183
mar. 6/1110:31 pmONT - DTW
2 stops15h 40mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$188
jue. 8/87:21 pmONT - DTW
1 stop6h 24mFrontier
mar. 8/136:00 amDTW - ONT
1 stop9h 47mFrontier
Deal found 6/5$189
vie. 9/65:30 pmONT - DTW
1 stop7h 51mFrontier
sáb. 9/712:25 pmDTW - ONT
1 stop14h 19mFrontier
Deal found 6/5$190
sáb. 6/87:15 pmONT - DTW
1 stop6h 46mFrontier
mié. 6/196:36 amDTW - ONT
1 stop9h 39mFrontier
Deal found 6/4$198

Ontario to Detroit flights leaving soon

Find last-minute flight options from Ontario to Detroit for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
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.
mar. 6/117:26 pmONT - DTW
1 stop6h 39mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$183
mar. 6/1110:31 pmONT - DTW
2 stops15h 40mFrontier
sáb. 6/156:00 amDTW - ONT
1 stop28h 03mFrontier
Deal found 6/5$188
jue. 6/1310:29 pmONT - DTW
1 stop11h 29mFrontier
mar. 6/186:32 amDTW - ONT
1 stop9h 22mFrontier
Deal found 6/5$200
sáb. 6/1510:59 pmONT - DTW
1 stop10h 59mFrontier
mar. 6/186:32 amDTW - ONT
1 stop29h 32mFrontier
Deal found 6/6$204
jue. 6/139:40 pmONT - DTW
1 stop27h 49mFrontier
lun. 6/176:04 amDTW - ONT
1 stop14h 29mFrontier
Deal found 6/5$210
jue. 6/1310:29 pmONT - DTW
1 stop11h 29mFrontier
mié. 6/196:36 amDTW - ONT
1 stop11h 44mFrontier
Deal found 6/4$219
vie. 6/144:27 pmONT - DTW
1 stop9h 02mFrontier
lun. 6/176:04 amDTW - ONT
1 stop10h 06mFrontier
Deal found 6/5$220
vie. 6/148:45 pmONT - DTW
1 stop29h 13mFrontier
mar. 6/186:32 amDTW - ONT
1 stop29h 32mFrontier
Deal found 6/6$223
dom. 6/1612:59 amONT - DTW
1 stop6h 03mFrontier
mar. 6/186:32 amDTW - ONT
1 stop29h 32mFrontier
Deal found 6/4$226

One-way flights to Detroit from Ontario

Search for one-way flight options from Ontario to Detroit. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
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.
dom. 8/1812:49 amONT - DTW
1 stop7h 36mFrontier
Deal found 6/4$90
mar. 6/117:26 pmONT - DTW
1 stop6h 39mFrontier
Deal found 6/5$91
mar. 8/135:30 pmONT - DTW
1 stop7h 56mFrontier
Deal found 6/6$94
mar. 8/135:30 pmONT - DTW
1 stop7h 56mFrontier
Deal found 6/6$95
lun. 8/1910:59 pmONT - DTW
1 stop10h 22mFrontier
Deal found 6/4$96
mar. 7/165:16 pmONT - DTW
1 stop8h 47mFrontier
Deal found 6/6$99
dom. 8/1810:38 pmONT - DTW
1 stop10h 46mFrontier
Deal found 6/6$100
dom. 8/1810:38 pmONT - DTW
1 stop10h 46mFrontier
Deal found 6/6$101
mié. 7/105:16 pmONT - DTW
1 stop8h 46mFrontier
Deal found 6/6$103

Find flights from Ontario to Detroit within your budget

Customize your flight search to find flights from Ontario to Detroit 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 3,050,429 searches. Data last updated junio 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$176 - $371

Route

Depart

Return

Price

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

mié. 8/14

1 stop28h 55m

Detroit Metropolitan Wayne County

sáb. 8/24

1 stop14h 19m

$176

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

mar. 8/27

1 stop7h 36m

Detroit Metropolitan Wayne County

mar. 9/3

1 stop15h 09m

$177

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

dom. 8/18

1 stop7h 36m

Detroit Metropolitan Wayne County

sáb. 8/24

1 stop14h 19m

$179

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

dom. 8/18

1 stop7h 36m

Detroit Metropolitan Wayne County

dom. 8/25

1 stop11h 37m

$180

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

dom. 8/18

1 stop10h 46m

Detroit Metropolitan Wayne County

vie. 8/23

1 stop10h 01m

$183

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

jue. 8/8

1 stop6h 24m

Detroit Metropolitan Wayne County

mar. 8/13

1 stop9h 47m

$189

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

sáb. 8/31

1 stop10h 22m

Detroit Metropolitan Wayne County

mar. 9/3

1 stop15h 09m

$190

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

mar. 7/9

1 stop6h 20m

Detroit Metropolitan Wayne County

jue. 7/11

1 stop10h 39m

$198

OntarioDetroit Metropolitan Wayne County

ONT - DTW

ONTDTW

Ontario

mar. 7/9

1 stop8h 22m

Detroit Metropolitan Wayne County

mar. 7/16

2 stops18h 48m

$371

Flights are sorted by cheapest first

Deals found on 6/5

What is the cheapest day to fly from Ontario to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Detroit. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Detroit flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Ontario to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Ontario 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.

Temperature and rainfall in Detroit by month

Plan your trip to Detroit by taking into account the average temperature and rainfall totals by month.

DTT

Temperature

24.8 - 73.4 °F

If weather is an important factor for your trip to Detroit, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated junio 6, 2024.
Peruse reviews from past customers who have flown with Frontier, American Airlines and Alaska 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.
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very good
5,918 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very good
9,222 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
10,368 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

WestJet
7.5
Good
2,856 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
10,696 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Food

7.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to Detroit for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to Detroit for under $200. The cheapest flight booked recently is on Frontier for just $176, but on average you can expect to pay $197.

  • Are there last-minute flights available from Ontario to Detroit for under $200?

    There are currently 20+ open flights from Ontario to Detroit within the next 7 days for less than $200.

  • What is the cheapest airline to fly from Ontario to Detroit round-trip?

    Flying on Frontier is currently your cheapest option to Detroit, with prices starting at $176. This flight start at 54% lower than the current average price 3 months from now.

  • What does ONT to DTW mean?

    Ontario Airport is ONT and Detroit Metropolitan Wayne County Airport is DTW. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Ontario to Detroit that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Detroit flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Detroit with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Detroit flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Detroit that include hotel bookings?

    Yes. In addition to deals on Ontario to Detroit flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Detroit?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Detroit.

  • Can I find deals for business class flights from Ontario to Detroit?

    Yes. Cheapflights offers flight deals from Ontario to Detroit by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Detroit that allow pets onboard?

    Many airlines flying from Ontario to Detroit offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Detroit?

    Yes, you can often find last-minute deals on Ontario to Detroit flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Detroit flight deals updated?

    The Ontario to Detroit flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Ontario to Detroit?

    Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Ontario to Detroit.

  • What is the cheapest month to book a flight from Ontario to Detroit?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Detroit (average of $223). Flying from Ontario to Detroit in July is currently the most expensive (average of $302). 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 Ontario to Detroit
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Ontario to Detroit

Discover the top 5 airlines that operate flights from Ontario to Detroit. 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 3,050,429 searches. Data last updated junio 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$142Average$248FlexibilityNo cancel feeOn-time65%
FrontierCheapest$156Average$238FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$308Average$589FlexibilityNo cancel feeOn-time69%
DeltaCheapest$317Average$587FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$338Average$482FlexibilityNo cancel feeOn-time71%
Phoenix to London flights
Phoenix to Chicago flights
Salt Lake City to Dallas flights
Boston to Myrtle Beach flights
New York to Puerto Rico flights
Kansas City to Orlando flights
Memphis to Nashville flights
Chicago to New Orleans flights
New York to Iceland flights
Newark Airport to San Diego flights
USA to London flights
Ontario to Detroit Metropolitan Wayne County Airport flights

Search flights from Ontario to Detroit by cabin class

Find flights from Ontario to Detroit, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Weekly flight availability from Ontario to Detroit

Explore weekly flight availability from Ontario to Detroit. 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 junio 6, 2024.
Sunday1daily flight
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday0daily flights

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