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Cheap flights from Ontario to Illinois from $46

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Illinois departing on 11/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Illinois.

Cheap last minute flights

Planning a quick getaway from Ontario to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Illinois

Find recent round-trip train or bus tickets from Ontario to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
10:20 am - 11:10 amYTZ-MDW
1h 50mnonstop
5:35 pm - 8:17 pmMDW-YTZ
1h 42mnonstop
$206Porter Airlines
Find Deal
Wed, Dec 18 - Wed, Dec 18
9:30 am - 10:20 amYTZ-MDW
1h 50mnonstop
1:05 pm - 3:47 pmMDW-YTZ
1h 42mnonstop
$211Porter Airlines
Find Deal
Tue, Dec 31 - Sun, Jan 12
6:20 pm - 7:20 pmYYZ-ORD
2h 00mnonstop
9:49 am - 12:30 pmORD-YYZ
1h 41mnonstop
$223American Airlines
Find Deal
Fri, Dec 13 - Mon, Dec 16
9:00 pm - 10:13 pmYYZ-ORD
2h 13mnonstop
4:51 pm - 7:45 pmORD-YYZ
1h 54mnonstop
$227United Airlines
Find Deal
Thu, Dec 26 - Fri, Jan 10
8:00 am - 8:57 amYYZ-ORD
1h 57mnonstop
2:00 pm - 8:25 pmORD-YYZ
5h 25m1 stop
$228Air Canada
Find Deal
Wed, Dec 18 - Wed, Dec 18
3:25 pm - 7:55 pmYTZ-ORD
5h 30m1 stop
1:55 pm - 8:43 pmORD-YTZ
5h 48m1 stop
$230Air Canada
Find Deal
Tue, Jan 21 - Sun, Jan 26
6:52 am - 8:05 amYYZ-ORD
2h 13mnonstop
10:51 am - 1:42 pmORD-YYZ
1h 51mnonstop
$231United Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
9:00 pm - 9:55 amYYZ-ORD
13h 55m1 stop
9:50 am - 12:31 pmORD-YYZ
1h 41mnonstop
Tue, Dec 31 - Sun, Jan 12
1:14 pm - 2:14 pmYYZ-ORD
2h 00mnonstop
6:07 am - 11:56 amORD-YYZ
4h 49m1 stop
$245American Airlines
Find Deal
Wed, Dec 11 - Sun, Dec 15
11:00 am - 11:59 amYYZ-ORD
1h 59mnonstop
8:25 pm - 11:06 pmORD-YYZ
1h 41mnonstop
Thu, Nov 28 - Sat, Nov 30
6:20 pm - 7:20 pmYYZ-ORD
2h 00mnonstop
$46British Airways
Find Deal
Mon, Nov 25
7:35 am - 12:25 pmYYZ-ORD
5h 50m1 stop
$48British Airways
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Mon, Nov 25
3:50 pm - 4:40 pmYTZ-MDW
1h 50mnonstop
$125Porter Airlines
Find Deal
Wed, Dec 18
10:20 am - 11:10 amYTZ-MDW
1h 50mnonstop
$127Porter Airlines
Find Deal
Wed, Dec 18
11:20 am - 12:10 pmYTZ-MDW
1h 50mnonstop
$129Porter Airlines
Find Deal
Wed, Jan 15
2:00 pm - 2:51 pmYYZ-ORD
1h 51mnonstop
$136Air Canada
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Wed, Dec 18
8:25 am - 2:45 pmYTZ-ORD
7h 20m1 stop
$137Air Canada
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Wed, Feb 12
12:20 pm - 6:38 pmYYZ-ORD
7h 18m1 stop
$145United Airlines
Find Deal
Wed, Jan 15
7:40 pm - 11:20 pmYYZ-ORD
4h 40m1 stop
$151United Airlines
Find Deal
Wed, Dec 18
3:10 pm - 11:56 amYUL-MDW
21h 46m2 stops
$245Frontier
Find Deal
Sat, Nov 23
3:55 pm - 9:35 amYUL-ORD
18h 40m1 stop
5:00 am - 2:55 pmORD-YUL
8h 55m1 stop
Tue, Nov 19 - Tue, Dec 3
9:00 am - 10:05 amYYZ-ORD
2h 05mnonstop
4:00 pm - 6:41 pmORD-YYZ
1h 41mnonstop
$353Air Canada
Find Deal
Tue, Nov 19 - Thu, Nov 28
10:00 am - 2:19 pmYYZ-ORD
5h 19m1 stop
2:00 pm - 8:25 pmORD-YYZ
5h 25m1 stop
$374United Airlines
Find Deal
Tue, Nov 19 - Thu, Nov 28
3:50 pm - 4:40 pmYTZ-MDW
1h 50mnonstop
11:15 am - 1:57 pmMDW-YTZ
1h 42mnonstop
$377Porter Airlines
Find Deal
Mon, Nov 18 - Wed, Nov 27
7:12 pm - 12:16 amYYZ-ORD
6h 04m1 stop
6:34 pm - 9:29 pmORD-YYZ
1h 55mnonstop
$408American Airlines
Find Deal
Mon, Nov 18 - Fri, Nov 29
6:50 am - 10:20 amYUL-MDW
4h 30m1 stop
5:35 pm - 10:45 pmMDW-YUL
4h 10m1 stop
$409Porter Airlines
Find Deal
Mon, Nov 18 - Thu, Nov 28
5:15 pm - 10:05 pmYYZ-ORD
5h 50m1 stop
3:00 pm - 5:35 pmORD-YYZ
1h 35mnonstop
$409American Airlines
Find Deal
Mon, Nov 18 - Wed, Nov 27
10:00 am - 10:14 pmYYZ-ORD
13h 14m2 stops
6:17 am - 11:35 pmORD-YYZ
16h 18m2 stops
$415WestJet
Find Deal
Tue, Nov 19 - Thu, Nov 28
6:00 am - 9:27 amYYZ-ORD
4h 27m1 stop
6:17 am - 11:50 pmORD-YYZ
16h 33m1 stop
$424WestJet
Find Deal
Tue, Nov 19 - Sat, Nov 30
4:10 pm - 9:17 pmYUL-ORD
6h 07m1 stop
7:20 am - 10:32 amORD-YUL
2h 12mnonstop
$478United Airlines
Find Deal
Mon, Nov 18 - Thu, Nov 28
6:20 pm - 7:20 pmYYZ-ORD
2h 00mnonstop
9:49 am - 12:30 pmORD-YYZ
1h 41mnonstop
$223American Airlines
Find Deal
Fri, Dec 13 - Mon, Dec 16
10:20 am - 11:10 amYTZ-MDW
1h 50mnonstop
5:35 pm - 8:17 pmMDW-YTZ
1h 42mnonstop
$226Porter Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
2:00 pm - 2:51 pmYYZ-ORD
1h 51mnonstop
9:50 am - 12:31 pmORD-YYZ
1h 41mnonstop
$232Air Canada
Find Deal
Fri, Jan 24 - Sat, Jan 25
2:00 pm - 2:51 pmYYZ-ORD
1h 51mnonstop
10:51 am - 1:42 pmORD-YYZ
1h 51mnonstop
$233Air Canada
Find Deal
Wed, Dec 11 - Wed, Dec 18
8:00 am - 8:57 amYYZ-ORD
1h 57mnonstop
12:52 pm - 3:45 pmORD-YYZ
1h 53mnonstop
Wed, Dec 18 - Wed, Dec 18
11:20 am - 12:10 pmYTZ-MDW
1h 50mnonstop
1:05 pm - 3:47 pmMDW-YTZ
1h 42mnonstop
$246Air Transat
Find Deal
Thu, Jan 9 - Sun, Jan 12
11:00 am - 11:59 amYYZ-ORD
1h 59mnonstop
7:19 am - 9:58 amORD-YYZ
1h 39mnonstop
$254United Airlines
Find Deal
Tue, Dec 10 - Wed, Dec 18
12:20 pm - 1:11 pmYYZ-ORD
1h 51mnonstop
4:00 pm - 6:41 pmORD-YYZ
1h 41mnonstop
$256United Airlines
Find Deal
Fri, Feb 7 - Wed, Feb 12
12:20 pm - 1:11 pmYYZ-ORD
1h 51mnonstop
10:53 am - 1:42 pmORD-YYZ
1h 49mnonstop
Thu, Dec 12 - Thu, Dec 19
11:20 am - 12:10 pmYTZ-MDW
1h 50mnonstop
1:05 pm - 3:47 pmMDW-YTZ
1h 42mnonstop
$282Air Transat
Find Deal
Fri, Feb 7 - Mon, Feb 10

Lufthansa flights from Region of Ontario to Illinois

Our best Lufthansa deals on Region of Ontario to Illinois flight tickets
Lufthansa
Dec 25
YYZ8:10 amToronto Pearson Intl
11h 08m
1 stop
ORD6:18 pmChicago O'Hare Intl
Dec 31
ORD8:25 pmChicago O'Hare Intl
1h 41m
YYZ11:06 pmToronto Pearson Intl
Lufthansa
Nov 28
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
2h 56m
ORD6:41 pmChicago O'Hare Intl
Dec 1
ORD7:20 amChicago O'Hare Intl
2h 12m
YUL10:32 amMontreal Pierre Elliott Trudeau Intl

United Airlines flights from Region of Ontario to Illinois

Our best United Airlines deals on Region of Ontario to Illinois flight tickets
United Airlines
Dec 26
YYZ9:00 pmToronto Pearson Intl
2h 13m
ORD10:13 pmChicago O'Hare Intl
Jan 10
ORD4:51 pmChicago O'Hare Intl
1h 54m
YYZ7:45 pmToronto Pearson Intl
United Airlines
Dec 11
YYZ6:52 amToronto Pearson Intl
2h 13m
ORD8:05 amChicago O'Hare Intl
Dec 18
ORD10:51 amChicago O'Hare Intl
1h 51m
YYZ1:42 pmToronto Pearson Intl
United Airlines
Dec 6
YYZ9:00 pmToronto Pearson Intl
2h 07m
ORD10:07 pmChicago O'Hare Intl
Dec 13
ORD7:19 amChicago O'Hare Intl
1h 39m
YYZ9:58 amToronto Pearson Intl

How to get the cheapest flight ticket from Region of Ontario to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Illinois from Region of Ontario?

Porter Airlines. Porter Airlines, Air Canada, and American Airlines are the most popular carriers operating from Region of Ontario to Illinois

What is the cheapest Region of Ontario to Illinois flight route?

Toronto Island - Chicago Midway. Fly from Toronto Island to Chicago Midway for the best Region of Ontario - Illinois flight prices

What cabin class options are available on Region of Ontario to Illinois flights?

There are 4 cabin classes available to choose from on Region of Ontario to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to Illinois flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to Illinois.

Cheap Region of Ontario to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Illinois

Best Price Found

$46

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Illinois

2 airports
The best one-way flight to Illinois from Region of Ontario in the past 72 hours is $46. The best round-trip flight deal from Region of Ontario to Illinois found on momondo in the last 72 hours is $206.
The fastest flight from Region of Ontario to Illinois takes 1h 50m
Direct flights go from Region of Ontario to Illinois every day.
There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • When did momondo last update prices for flights from Ontario to Illinois?

    Prices for flights from Ontario to Illinois were last updated today.

  • How many operators does momondo search for flights from Ontario to Illinois?

  • How old do you have to be to fly from Ontario to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Region of Ontario to Illinois?


Best airlines flying from Region of Ontario to Illinois

Compare and see reviews for airlines that fly from Region of Ontario to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $157Free CancellationRating
7.0
8,198 reviews
Search Air Canada flights
Porter AirlinesPriceFrom $205Free CancellationRating
7.7
288 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $236Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Illinois?

Finding the right flight to Illinois from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from Ontario to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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