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.

$72 CHEAP FLIGHTS from Michigan to Ontario

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Cheap Flights from Michigan to Ontario

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

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Recent round-trip flight deals from Michigan to Ontario

Tue, Oct 27 - Tue, Nov 10

7:00 am - 4:10 pmORD Chicago O'Hare Intl-ONT Ontario

11h 10m1 stop Las Vegas Harry Reid Intl

4:27 pm - 5:35 amONT Ontario-ORD Chicago O'Hare Intl

11h 08m1 stop Las Vegas Harry Reid Intl

$146Frontier

Wed, Sep 9 - Wed, Sep 16

6:30 am - 10:30 amORD Chicago O'Hare Intl-ONT Ontario

6h 00m1 stop Denver Intl

2:30 pm - 5:38 amONT Ontario-ORD Chicago O'Hare Intl

13h 08m1 stop Las Vegas Harry Reid Intl

$146Frontier

Thu, Sep 10 - Mon, Sep 14

2:00 pm - 4:10 pmMDW Chicago Midway-ONT Ontario

4h 10mnonstop

11:55 pm - 5:45 amONT Ontario-MDW Chicago Midway

3h 50mnonstop

$165Southwest

Thu, Oct 29 - Mon, Nov 2

11:55 am - 2:10 pmMDW Chicago Midway-ONT Ontario

4h 15mnonstop

11:55 pm - 5:40 amONT Ontario-MDW Chicago Midway

3h 45mnonstop

$165Southwest

Thu, Sep 10 - Sat, Sep 19

8:33 pm - 10:59 pmORD Chicago O'Hare Intl-ONT Ontario

4h 26mnonstop

7:00 am - 1:10 pmONT Ontario-ORD Chicago O'Hare Intl

4h 10mnonstop

$167United Airlines

Thu, Sep 10 - Sat, Sep 19

8:33 pm - 10:59 pmORD Chicago O'Hare Intl-ONT Ontario

4h 26mnonstop

1:18 pm - 9:59 pmONT Ontario-ORD Chicago O'Hare Intl

6h 41m1 stop Denver Intl

$177United Airlines

Wed, Dec 16 - Thu, Dec 24

7:17 pm - 11:58 pmORD Chicago O'Hare Intl-ONT Ontario

6h 41m1 stop Salt Lake City

10:59 pm - 8:34 amONT Ontario-ORD Chicago O'Hare Intl

7h 35m1 stop Atlanta Hartsfield-Jackson

$237Delta

Fri, Dec 25 - Wed, Jan 6

6:59 pm - 11:48 pmORD Chicago O'Hare Intl-ONT Ontario

6h 49m1 stop Salt Lake City

7:00 am - 4:37 pmONT Ontario-ORD Chicago O'Hare Intl

7h 37m1 stop Atlanta Hartsfield-Jackson

$237Delta

Wed, Sep 9 - Wed, Sep 16

6:30 am - 10:30 amORD Chicago O'Hare Intl-ONT Ontario

6h 00m1 stop Denver Intl

12:12 pm - 11:59 pmONT Ontario-ORD Chicago O'Hare Intl

9h 47m1 stop Seattle/Tacoma Intl

$237Multiple Airlines

Thu, Oct 1 - Thu, Oct 1

6:00 am - 2:16 pmORD Chicago O'Hare Intl-ONT Ontario

10h 16m1 stop Seattle/Tacoma Intl

8:24 pm - 5:38 amONT Ontario-ORD Chicago O'Hare Intl

7h 14m1 stop Las Vegas Harry Reid Intl

$244Multiple Airlines

Recent last minute flight deals from Michigan to Ontario

Thu, Aug 13 - Mon, Aug 17

9:34 pm - 8:41 amORD Chicago O'Hare Intl-ONT Ontario

13h 07m1 stop Dallas/Fort Worth

9:36 am - 12:33 amONT Ontario-ORD Chicago O'Hare Intl

12h 57m1 stop Houston George Bush Intcntl

$178Frontier

Sat, Aug 15 - Mon, Aug 17

7:29 am - 3:14 pmORD Chicago O'Hare Intl-ONT Ontario

9h 45m1 stop Las Vegas Harry Reid Intl

9:36 am - 12:33 amONT Ontario-ORD Chicago O'Hare Intl

12h 57m1 stop Houston George Bush Intcntl

$178Frontier

Mon, Aug 17 - Wed, Sep 2

5:57 pm - 11:34 pmORD Chicago O'Hare Intl-ONT Ontario

7h 37m2 stops Minneapolis St Paul Salt Lake City

6:20 am - 5:00 pmONT Ontario-ORD Chicago O'Hare Intl

8h 40m1 stop Seattle/Tacoma Intl

$262Delta

Fri, Aug 14 - Tue, Aug 18

2:00 pm - 4:10 pmMDW Chicago Midway-ONT Ontario

4h 10mnonstop

6:40 am - 5:10 pmONT Ontario-MDW Chicago Midway

8h 30m2 stops Phoenix Sky Harbor Intl Oklahoma City Will Rogers World

$272Southwest

Thu, Aug 13 - Sat, Aug 29

7:44 pm - 11:34 pmORD Chicago O'Hare Intl-ONT Ontario

5h 50m1 stop Salt Lake City

1:06 pm - 9:33 pmONT Ontario-ORD Chicago O'Hare Intl

6h 27m1 stop Salt Lake City

$277Delta

Fri, Aug 14 - Mon, Aug 17

2:35 pm - 8:01 pmORD Chicago O'Hare Intl-ONT Ontario

7h 26m1 stop San Francisco

1:56 pm - 10:59 pmONT Ontario-ORD Chicago O'Hare Intl

7h 03m1 stop San Francisco

$277United Airlines

Sun, Aug 16 - Sat, Aug 22

6:00 am - 12:12 pmORD Chicago O'Hare Intl-ONT Ontario

8h 12m1 stop San Francisco

1:56 pm - 10:59 pmONT Ontario-ORD Chicago O'Hare Intl

7h 03m1 stop San Francisco

$277United Airlines

Fri, Aug 14 - Fri, Aug 14

6:59 am - 12:03 pmORD Chicago O'Hare Intl-ONT Ontario

7h 04m1 stop Phoenix Sky Harbor Intl

4:07 pm - 12:28 amONT Ontario-ORD Chicago O'Hare Intl

6h 21m1 stop Phoenix Sky Harbor Intl

$277American Airlines

Fri, Aug 14 - Tue, Aug 18

6:15 pm - 10:05 pmMDW Chicago Midway-ONT Ontario

5h 50m1 stop Phoenix Sky Harbor Intl

6:40 am - 5:10 pmONT Ontario-MDW Chicago Midway

8h 30m2 stops Phoenix Sky Harbor Intl Oklahoma City Will Rogers World

$282Southwest

Mon, Aug 17 - Sat, Aug 22

7:00 am - 1:31 pmORD Chicago O'Hare Intl-ONT Ontario

8h 31m1 stop Dallas/Fort Worth

10:29 am - 9:16 pmONT Ontario-ORD Chicago O'Hare Intl

8h 47m1 stop Dallas/Fort Worth

$322American Airlines

Useful Info

Low season	January
High season	November
Cheapest flight	$72

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from Chicago O'Hare Airport 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

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Information on the airport you'll fly into in Ontario

Ontario (ONT)

ONT

$72 Find Cheap Flights from Michigan to Ontario - Compare and Save

Cheap Flights from Michigan to Ontario

Recent round-trip flight deals from Michigan to Ontario

Recent one-way flight deals from Michigan to Ontario

Recent last minute flight deals from Michigan to Ontario

Recent direct flight deals from Michigan to Ontario

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Michigan to Ontario

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Cabin class types available on flights to Michigan

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

Find direct flights for Ontario

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in Ontario

Find deals for your return flight