DTW - ONT

$80 Find Cheap Flights from Detroit to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$161
Typical prices: $348-$533
Frontier
Sat 11/3Sat 11/10
DTW - ONT • 1 stop
Cheapest one-way
$80
Typical prices: $194-$342
Frontier
Wed 10/24
DTW - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Detroit Metropolitan Wayne County Airport and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
10 weeks
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 40% compared to booking last minute.
Insights
Insights
When to travel
December
Cheapest • 19% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago Midway (MDW)
Cheapest • Avg $381 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 7h 03m (one-way)
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Insights
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Flight Deals

Cheap Flights from Detroit to Ontario (DTW-ONT)

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

Recent round-trip flight deals from Detroit to Ontario

Tue, Nov 3 - Tue, Nov 10
Frontier Logo
7:00 am - 11:51 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
19h 51m1 stop Denver Intl
Frontier Logo
6:25 am - 3:34 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
6h 09m1 stop Denver Intl
$161Frontier
Sat, Nov 7 - Wed, Nov 11
Frontier Logo
7:00 am - 11:51 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
19h 51m1 stop Denver Intl
Frontier Logo
6:25 am - 11:51 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
14h 26m1 stop Denver Intl
$163Frontier
Fri, Oct 23 - Mon, Oct 26
Multiple Airlines Logo
8:35 pm - 10:29 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
16h 54m1 stop Denver Intl
Multiple Airlines Logo
6:56 pm - 5:01 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
19h 05m1 stop Seattle/Tacoma Intl
$352Multiple Airlines
Fri, Oct 23 - Thu, Oct 29
Multiple Airlines Logo
8:35 pm - 10:29 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
16h 54m1 stop Denver Intl
Multiple Airlines Logo
6:56 pm - 5:01 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
19h 05m1 stop Seattle/Tacoma Intl
$353Multiple Airlines
Wed, Feb 3 - Mon, Feb 8
Delta Logo
4:35 pm - 10:43 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
9h 08m1 stop Seattle/Tacoma Intl
Delta Logo
1:00 pm - 12:03 amONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 03m1 stop Salt Lake City
$397Delta
Tue, Feb 2 - Wed, Feb 10
Delta Logo
5:20 am - 11:27 amDTW  Detroit Metropolitan Wayne County-ONT Ontario
9h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:00 pm - 12:03 amONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 03m1 stop Salt Lake City
$397Delta
Tue, Feb 23 - Tue, Mar 2
American Airlines Logo
7:24 pm - 11:45 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
7h 21m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 4:09 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
7h 09m1 stop Chicago O'Hare Intl
$397American Airlines
Tue, Feb 23 - Tue, Mar 2
American Airlines Logo
8:00 am - 1:32 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
12:26 pm - 12:41 amONT  Ontario-DTW Detroit Metropolitan Wayne County
9h 15m2 stops Phoenix Sky Harbor Intl Charlotte Douglas
$402American Airlines
Fri, Oct 30 - Wed, Nov 4
Southwest Logo
1:55 pm - 9:25 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
10h 30m2 stops Denver Intl Phoenix Sky Harbor Intl
Southwest Logo
8:40 am - 8:30 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 50m2 stops Las Vegas Harry Reid Intl Chicago Midway
$439Southwest
Wed, Dec 2 - Mon, Dec 7
Southwest Logo
8:50 am - 2:40 pmDTW  Detroit Metropolitan Wayne County-ONT Ontario
8h 50m2 stops Chicago Midway Denver Intl
Southwest Logo
5:55 am - 5:20 pmONT  Ontario-DTW Detroit Metropolitan Wayne County
8h 25m2 stops Phoenix Sky Harbor Intl Denver Intl
$439Southwest
Booking Insights

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

Round-trip flights from Detroit Metropolitan Wayne County Airport to Ontario typically range from $348 to $533. The lowest price found in the past 5 days was $161, on Frontier.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Detroit Metropolitan Wayne County Airport to Ontario. It’s 16% cheaper than the average day, while Friday is the most expensive, with prices 10% higher.

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

•December is the cheapest month to fly from Detroit Metropolitan Wayne County Airport to Ontario at $345 round-trip.
•June ($512) and September ($492) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 48% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Detroit Metropolitan Wayne County Airport to Ontario are cheapest 10 weeks before departure. Booking in this window typically costs about 40% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Detroit Metropolitan Wayne County Airport to Ontario flights

Low season

October

Cheapest flight

$80
Beat the crowds with an average 20% drop in travelers.
One-way flight from Detroit Metropolitan Wayne County Airport to Ontario

When to book flights from Detroit to Ontario

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

Your Detroit Metropolitan Wayne County Airport to Ontario 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 Detroit Metropolitan Wayne County Airport to Ontario?

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

    • Economy Class
    • Premium Economy Class
    • First Class

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

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

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

    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 Detroit Metropolitan Wayne County Airport to Ontario flight?

    Round-trip flights from Detroit Metropolitan Wayne County Airport to Ontario range from $348 to $533, with an average of $427 over the past 12 months. Anything below $348 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 31% above the $427 route average. Book 10 weeks before departure for the lowest fares.

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

    One-way fares from Detroit Metropolitan Wayne County Airport to Ontario are currently lower than usual. Average one-way flight prices are about $220, which is 17% below the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

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

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

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

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

    • Denver Intl (DEN) - 29% of one-stop connections
    • Salt Lake City (SLC) - 24% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 22% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 8% of one-stop connections

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

    Yes. Flexible dates can save you up to 24% on flights from Detroit Metropolitan Wayne County Airport to Ontario. Monday is the cheapest departure day at $360 round-trip on average, while Friday is the most expensive at $471, a difference of $111.

    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 Detroit Metropolitan Wayne County Airport to Ontario?

    Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 6h 33m, compared with 7h 03m via Phoenix Sky Harbor Intl (PHX) and 7h 10m via Salt Lake City (SLC).

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

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

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Detroit Metropolitan Wayne County Airport to Ontario 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 Monday departure and avoid flying on Friday. On this route, Monday flights average $360, about $111 less than Friday fares (24% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 40% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Detroit Metropolitan Wayne County Airport to Ontario trip for December. Fares historically average $345 round-trip in that month - typically $167 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • La Quinta Inn & Suites by Wyndham Ontario Airport
    • Ontario Airport Inn

More options for your flight from Detroit to Ontario

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

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario