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ONT - DTW

$51 Find Cheap Flights from Ontario to Detroit - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$99
Typical prices: $344-$566
Frontier
Sat 11/3Sat 11/10
ONT - DTW • 1 stop
Cheapest one-way
$51
Typical prices: $187-$354
Frontier
Sat 11/10
ONT - DTW • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Ontario and Detroit Metropolitan Wayne County Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 54% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 25% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Houston George Bush Intcntl (IAH)
Cheapest • Avg $236 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 6h 46m (one-way)
Insights
Insights
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We hope you love your trip to Detroit Metropolitan Wayne County Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to Detroit (ONT-DTW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Detroit

Tue, Nov 3 - Tue, Nov 10
Frontier Logo
11:52 am - 11:51 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 59m1 stop Denver Intl
Frontier Logo
7:00 am - 10:35 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 35m1 stop Denver Intl
$99Frontier
Sat, Dec 5 - Wed, Dec 9
Frontier Logo
6:00 am - 1:10 amONT  Ontario-DTW Detroit Metropolitan Wayne County
16h 10m1 stop Denver Intl
Frontier Logo
7:34 pm - 10:45 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
18h 11m1 stop Denver Intl
$113Frontier
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
2:13 pm - 5:40 amONT  Ontario-DTW Detroit Metropolitan Wayne County
12h 27m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
7:00 am - 10:35 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 35m1 stop Denver Intl
$328Multiple Airlines
Wed, Oct 28 - Fri, Oct 30
Multiple Airlines Logo
6:25 am - 3:34 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
6h 09m1 stop Denver Intl
Multiple Airlines Logo
5:59 pm - 11:42 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 43m1 stop Seattle/Tacoma Intl
$343Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
American Airlines Logo
10:30 pm - 9:45 amONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 15m1 stop Charlotte Douglas
American Airlines Logo
7:24 pm - 11:46 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
7h 22m1 stop Dallas/Fort Worth
$397American Airlines
Tue, Oct 27 - Tue, Nov 3
American Airlines Logo
6:00 am - 5:32 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
8:01 am - 1:31 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 30m1 stop Dallas/Fort Worth
$397American Airlines
Wed, Nov 4 - Mon, Nov 9
Delta Logo
1:35 pm - 11:59 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
7h 24m1 stop Salt Lake City
Delta Logo
12:15 pm - 4:24 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
7h 09m1 stop Salt Lake City
$397Delta
Thu, Dec 17 - Mon, Jan 11
Delta Logo
1:11 pm - 12:19 amONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 08m1 stop Salt Lake City
Delta Logo
12:25 pm - 4:12 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 47m1 stop Salt Lake City
$397Delta
Mon, Nov 9 - Thu, Nov 12
United Airlines Logo
1:29 pm - 10:15 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
5h 46m1 stop Denver Intl
United Airlines Logo
5:05 pm - 10:48 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 43m1 stop San Francisco
$397United Airlines
Tue, Dec 15 - Thu, Jan 7
United Airlines Logo
5:45 am - 4:00 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
7h 15m1 stop Houston George Bush Intcntl
United Airlines Logo
4:55 pm - 8:20 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
6h 25m1 stop Denver Intl
$517United Airlines
Booking Insights

Price, demand and travel trends for Ontario to Detroit Metropolitan Wayne County Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Ontario to Detroit Metropolitan Wayne County Airport?

Round-trip flights from Ontario to Detroit Metropolitan Wayne County Airport typically range from $344 to $566. The lowest price found in the past 5 days was $99, on Frontier.

What's the cheapest day of the week to fly from Ontario to Detroit Metropolitan Wayne County Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Ontario to Detroit Metropolitan Wayne County Airport. It’s 10% cheaper than the average day, while Monday is the most expensive, with prices 21% higher.

What’s the cheapest month to fly from Ontario to Detroit Metropolitan Wayne County Airport?

•October is the cheapest month to fly from Ontario to Detroit Metropolitan Wayne County Airport at $340 round-trip.
•February ($957) and September ($567) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 181% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Ontario to Detroit Metropolitan Wayne County Airport the cheapest?

Flights from Ontario to Detroit Metropolitan Wayne County Airport are cheapest 17 weeks before departure. Booking in this window typically costs about 54% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Ontario to Detroit Metropolitan Wayne County Airport flights

Low season

December

Cheapest flight

$51
Beat the crowds with an average 40% drop in travelers.
The most popular month to fly with an average 79% increase in travelers.
One-way flight from Ontario to Detroit Metropolitan Wayne County Airport

When to book flights from Ontario to Detroit

Are your dates flexible? Find out the best times to travel from Ontario to Detroit based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Detroit Metropolitan Wayne County Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Ontario to Detroit Metropolitan Wayne County Airport?

    Two cabin classes are available on flights from Ontario to Detroit Metropolitan Wayne County Airport:

    • Economy Class
    • First Class

  • How long is a flight from Ontario to Detroit Metropolitan Wayne County Airport?

    A nonstop flight from Ontario to Detroit Metropolitan Wayne County Airport takes 00m, covering 1,929 miles.

  • Do I need a passport to fly from Ontario to Detroit Metropolitan Wayne County Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Ontario to Detroit Metropolitan Wayne County Airport flight?

    Round-trip flights from Ontario to Detroit Metropolitan Wayne County Airport range from $344 to $566, with an average of $456 over the past 12 months. Anything below $344 counts as a good deal.

  • How expensive are last-minute Ontario to Detroit Metropolitan Wayne County Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 65% above the $456 route average. Book 17 weeks before departure for the lowest fares.

  • How are flight prices from Ontario to Detroit Metropolitan Wayne County Airport looking right now?

    One-way fares from Ontario to Detroit Metropolitan Wayne County Airport are currently lower than usual. Average one-way flight prices are about $232, which is 8% below the typical average for this route.

  • What car rental options are available at Detroit Metropolitan Wayne County Airport (DTW)?

    Detroit Metropolitan Wayne County Airport (DTW) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:

    • Hertz
    • Dollar
    • Budget
    • Thrifty
    • Alamo

  • Which airports can I use when flying from Ontario to Detroit Metropolitan Wayne County Airport?

    Flights from Ontario to Detroit Metropolitan Wayne County Airport usually depart from Ontario (ONT) and arrive at Detroit Metropolitan Wayne County (DTW).

  • Which airports do connecting flights from Ontario to Detroit Metropolitan Wayne County Airport pass through?

    One-stop flights from Ontario to Detroit Metropolitan Wayne County Airport most commonly connect through:

    • Denver Intl (DEN) - 41% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 18% of one-stop connections
    • Salt Lake City (SLC) - 14% of one-stop connections
    • Dallas/Fort Worth (DFW) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Ontario to Detroit Metropolitan Wayne County Airport?

    Yes. Flexible dates can save you up to 26% on flights from Ontario to Detroit Metropolitan Wayne County Airport. Thursday is the cheapest departure day at $411 round-trip on average, while Monday is the most expensive at $555, a difference of $144.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Ontario to Detroit Metropolitan Wayne County Airport?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 6h 46m, compared with 6h 47m via Chicago Midway (MDW) and 6h 54m via Nashville Intl (BNA).

  • What is the time difference between Ontario and Detroit Metropolitan Wayne County Airport?

    Detroit Metropolitan Wayne County Airport is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Detroit Metropolitan Wayne County Airport?

    Some of the most popular sights in Detroit Metropolitan Wayne County Airport are Greektown Casino, Ford Field and Comerica Park. These are among the most viewed places in Detroit Metropolitan Wayne County Airport on KAYAK.

Your guide to booking Ontario to Detroit Metropolitan Wayne County Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average $411, about $144 less than Monday fares (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 54% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ontario to Detroit Metropolitan Wayne County Airport trip for October. Fares historically average $340 round-trip in that month - typically $617 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Detroit Metropolitan Wayne County Airport.

    • The Westin Detroit Metropolitan Airport

More options for your flight from Ontario to Detroit

Complete your trip to Detroit with a hotel stay or car rental

Car rentals in Detroit
Hotels in Detroit
Vacations in Detroit