Cheap flights from Ontario to Chicago
Travel > North America > United States > Ontario to Chicago flights
Though residents complain about the cold weather that lasts almost through the whole year, at least on a winter day, they can duck into such popular clubs as Andy's, where there's hot jazz even at noon. The best time to visit is between May and October when the weather is the most predictable. Then you could head out to ivy-covered Wrigley Field to catch baseball's Cubs in action, or take a cruise boat under the bridges of the Chicago River at sunset.... (read more in our Chicago Travel Guide)
Check current prices for flights to Chicago at our partners' sites:
Search and Compare cheap Flights

Cheapest flights found for the next 6 months
(click city name to see more / use right arrow to view later months)From |
| more | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Kitchener | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
London | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Niagara Falls | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ontario, London | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ottawa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Toronto | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Windsor |
Check our newest flight offers to Chicago:
- $202
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Chicago, IL (MDW) 08/31/2022 12:00 pm Chicago, IL (MDW) Ontario, CA (ONT) 09/04/2022 07:32 am - $209
Porter Airlines
cheapoair.com check priceFrom To Departure Time Toronto, ON (YTZ) Chicago, IL (MDW) 08/12/2022 08:30 am Chicago, IL (MDW) Toronto, ON (YTZ) 08/19/2022 12:15 pm - $218
Porter Airlines
cheapoair.com check priceFrom To Departure Time Toronto, ON (YTZ) Chicago, IL (MDW) 08/14/2022 11:15 am Chicago, IL (MDW) Toronto, ON (YTZ) 08/24/2022 12:15 pm - $228
Porter Airlines
cheapoair.com check priceFrom To Departure Time Toronto, ON (YTZ) Chicago, IL (MDW) 09/27/2022 08:30 am Chicago, IL (MDW) Toronto, ON (YTZ) 10/05/2022 07:45 am - $414
Porter Airlines
cheapoair.com check priceFrom To Departure Time Windsor, ON (YQG) Chicago, IL (MDW) 08/02/2022 05:25 pm Chicago, IL (MDW) Windsor, ON (YQG) 08/13/2022 12:30 pm
Recently found cheap flight deals
Las Vegas To Casablanca Royal Air Maroc airfares from Las Vegas in August
$1531 Depart: 08/25/2022
Return: 09/05/2022
provided by Cheapoair.com
Dallas To Albuquerque Frontier Airlines airfares from Dallas in August
$330 Depart: 08/24/2021
Return: 08/29/2021
provided by Cheapoair.com
Houston To Mcallen Multiple Airlines airfares from Houston in March
$2723 Depart: 03/18/2020
Return: 04/01/2020
provided by Cheapoair.com
New York City To Tucson Alaska Airlines airfares from New York City in July
$1193 Depart: 07/18/2022
Return: 07/28/2022
provided by Cheapoair.com
Las Vegas To Niagara Falls Frontier Airlines airfares from Las Vegas in July
$778 Depart: 07/18/2022
Return: 07/30/2022
provided by Cheapoair.com
Atlanta To Christchurch Multiple Airlines airfares from Atlanta in August
$3924 Depart: 08/03/2022
Return: 08/16/2022
provided by Cheapoair.com
Providence To Washington DC Jetblue Airways airfares from Providence in December
$257 Depart: 12/19/2020
Return: 12/27/2020
provided by Cheapoair.com
New York City To Copenhagen British Airways airfares from New York City in August
$995 Depart: 08/04/2021
Return: 08/25/2021
provided by Cheapoair.com
Nashville To Philadelphia Multiple Airlines airfares from Nashville in September
$365 Depart: 09/03/2021
Return: 09/13/2021
provided by Cheapoair.com
Specify your search details. Browse the cheapest flights from Ontario to Chicago, Chicago hotel rooms and Ontario to Chicago vacation packages from the most popular providers, airline consolidators and travel search engines.