ONT

$87 Find Cheap Flights from Michigan to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 11/17. 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.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Michigan to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Michigan to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Michigan to Ontario

Tue, Sep 1 - Sat, Sep 5
Frontier Logo
8:45 am - 7:01 pmORD  Chicago O'Hare Intl-ONT Ontario
12h 16m1 stop Houston George Bush Intcntl
Frontier Logo
7:56 pm - 1:36 pmONT  Ontario-ORD Chicago O'Hare Intl
15h 40m1 stop Denver Intl
$172Frontier
Thu, Aug 27 - Sun, Aug 30
Frontier Logo
9:26 pm - 8:38 amMDW  Chicago Midway-ONT Ontario
13h 12m1 stop Dallas/Fort Worth
Frontier Logo
8:17 am - 8:31 pmONT  Ontario-MDW Chicago Midway
10h 14m1 stop Dallas/Fort Worth
$178Frontier
Sat, Sep 5 - Fri, Sep 11
Southwest Logo
5:05 pm - 8:55 pmMDW  Chicago Midway-ONT Ontario
5h 50m1 stop Denver Intl
Southwest Logo
11:55 pm - 5:45 amONT  Ontario-MDW Chicago Midway
3h 50mnonstop
$249Southwest
Sat, Sep 5 - Fri, Sep 11
Southwest Logo
10:05 am - 4:00 pmMDW  Chicago Midway-ONT Ontario
7h 55m2 stops Birmingham Dallas Love Field
Southwest Logo
11:55 pm - 5:45 amONT  Ontario-MDW Chicago Midway
3h 50mnonstop
$254Southwest
Sat, Sep 26 - Tue, Sep 29
United Airlines Logo
8:20 pm - 10:49 pmORD  Chicago O'Hare Intl-ONT Ontario
4h 29mnonstop
United Airlines Logo
7:00 am - 1:10 pmONT  Ontario-ORD Chicago O'Hare Intl
4h 10mnonstop
$257United Airlines
Fri, Sep 11 - Sun, Sep 13
United Airlines Logo
8:33 pm - 10:59 pmORD  Chicago O'Hare Intl-ONT Ontario
4h 26mnonstop
United Airlines Logo
1:53 pm - 12:59 amONT  Ontario-ORD Chicago O'Hare Intl
9h 06m1 stop San Francisco
$258United Airlines
Thu, Sep 3 - Sun, Sep 6
Delta Logo
1:50 pm - 9:52 pmORD  Chicago O'Hare Intl-ONT Ontario
10h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:06 pm - 9:33 pmONT  Ontario-ORD Chicago O'Hare Intl
6h 27m1 stop Salt Lake City
$268Delta
Thu, Sep 3 - Sat, Sep 5
Delta Logo
7:44 pm - 11:34 pmORD  Chicago O'Hare Intl-ONT Ontario
5h 50m1 stop Salt Lake City
Delta Logo
7:05 am - 6:59 pmONT  Ontario-ORD Chicago O'Hare Intl
9h 54m1 stop Atlanta Hartsfield-Jackson
$268Delta
Tue, Aug 18 - Wed, Sep 9
American Airlines Logo
6:59 am - 12:03 pmORD  Chicago O'Hare Intl-ONT Ontario
7h 04m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
1:04 pm - 9:30 pmONT  Ontario-ORD Chicago O'Hare Intl
6h 26m1 stop Phoenix Sky Harbor Intl
$277American Airlines
Fri, Aug 21 - Sat, Aug 22
American Airlines Logo
1:59 pm - 6:15 pmORD  Chicago O'Hare Intl-ONT Ontario
6h 16m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
2:43 pm - 11:30 pmONT  Ontario-ORD Chicago O'Hare Intl
6h 47m1 stop Dallas/Fort Worth
$277American Airlines
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Good to know

Low season

January

Cheapest flight

$87
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Chicago O'Hare Airport to Ontario

FAQs for booking flights from Michigan to Ontario

  • How does KAYAK find such low prices on flights from Michigan to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Michigan to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Michigan to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Michigan is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Michigan to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Michigan with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Michigan to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Michigan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)