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Cheap flights from Illinois to Toronto from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Toronto departing on 6/19. 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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0 bags

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Find the cheapest flights from Illinois to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:30 pm - 10:09 pm
ORD
-
YHM
27h 39m
2 stops
Multiple Airlines Logo
7:00 am - 4:40 pm
YHM
-
ORD
34h 40m
2 stops
$608Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
7:40 am - 11:18 pm
ORD
-
YHM
38h 38m
2 stops
Multiple Airlines Logo
7:55 pm - 4:40 pm
YHM
-
ORD
21h 45m
1 stop
$653Multiple Airlines
Wed, May 27 - Tue, Jun 2
Multiple Airlines Logo
5:30 pm - 10:09 pm
ORD
-
YHM
27h 39m
2 stops
Multiple Airlines Logo
7:00 am - 4:40 pm
YHM
-
ORD
34h 40m
2 stops
$660Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
5:30 pm - 10:09 pm
ORD
-
YHM
27h 39m
2 stops
Multiple Airlines Logo
7:00 am - 4:40 pm
YHM
-
ORD
34h 40m
2 stops
$661Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
5:30 pm - 11:13 pm
ORD
-
YHM
28h 43m
1 stop
Multiple Airlines Logo
8:30 pm - 4:40 pm
YHM
-
ORD
21h 10m
1 stop
$677Multiple Airlines
Thu, Jun 4 - Thu, Jun 11
Multiple Airlines Logo
1:29 pm - 3:55 pm
ORD
-
YHM
25h 26m
2 stops
Multiple Airlines Logo
6:10 pm - 4:40 pm
YHM
-
ORD
23h 30m
1 stop
$678Multiple Airlines
Sun, Jun 21 - Sun, Jun 28
Multiple Airlines Logo
7:07 pm - 3:55 pm
ORD
-
YHM
19h 48m
2 stops
Multiple Airlines Logo
7:00 am - 4:40 pm
YHM
-
ORD
34h 40m
2 stops
$683Multiple Airlines
Fri, Jun 5 - Mon, Jun 8
Multiple Airlines Logo
5:30 pm - 11:18 pm
ORD
-
YHM
28h 48m
1 stop
Multiple Airlines Logo
7:55 pm - 4:40 pm
YHM
-
ORD
21h 45m
1 stop
$694Multiple Airlines
Wed, May 27 - Tue, Jun 2
Multiple Airlines Logo
7:52 am - 3:55 pm
ORD
-
YHM
31h 03m
1 stop
Multiple Airlines Logo
6:10 pm - 4:40 pm
YHM
-
ORD
23h 30m
1 stop
$706Multiple Airlines
Sun, Jun 21 - Sun, Jun 28
Multiple Airlines Logo
5:30 pm - 10:09 pm
ORD
-
YHM
27h 39m
2 stops
Multiple Airlines Logo
7:00 am - 4:40 pm
YHM
-
ORD
34h 40m
2 stops
$716Multiple Airlines
Tue, Jun 2 - Thu, Jun 4

WestJet flights from Illinois to Hamilton, Ontario

Our best WestJet deals on Illinois to Hamilton, Ontario flight tickets
WestJet
May 23
ORD5:30 pmChicago O'Hare Intl
22h 45m
1 stop
YHM5:15 pmHamilton
May 26
YHM6:10 pmHamilton
23h 30m
1 stop
ORD4:40 pmChicago O'Hare Intl
$1,258
WestJet
May 15
ORD5:30 pmChicago O'Hare Intl
22h 45m
1 stop
YHM5:15 pmHamilton
May 18
YHM6:10 pmHamilton
23h 30m
1 stop
ORD4:40 pmChicago O'Hare Intl
$1,886
WestJet
May 23
ORD5:30 pmChicago O'Hare Intl
22h 45m
1 stop
YHM5:15 pmHamilton
May 26
YHM6:10 pmHamilton
21h 47m
2 stops
ORD2:57 pmChicago O'Hare Intl
$1,894

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Hamilton, Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Illinois to Hamilton, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Tue 6/2

5:30 pm-10:09 pm

2 stops27h 39m

Hamilton

Tue 6/9

7:00 am-4:40 pm

2 stops34h 40m

$608

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 5/27

7:40 am-11:18 pm

2 stops38h 38m

Hamilton

Tue 6/2

7:55 pm-4:40 pm

1 stop21h 45m

$653

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Tue 6/2

5:30 pm-10:09 pm

2 stops27h 39m

Hamilton

Tue 6/9

7:00 am-4:40 pm

2 stops34h 40m

$660

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Tue 6/2

5:30 pm-10:09 pm

2 stops27h 39m

Hamilton

Tue 6/9

7:00 am-4:40 pm

2 stops34h 40m

$661

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Thu 6/4

5:30 pm-11:13 pm

1 stop28h 43m

Hamilton

Thu 6/11

8:30 pm-4:40 pm

1 stop21h 10m

$677
Quickest round-trip

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Sun 6/21

1:29 pm-3:55 pm

2 stops25h 26m

Hamilton

Sun 6/28

6:10 pm-4:40 pm

1 stop23h 30m

$678

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Fri 6/5

7:07 pm-3:55 pm

2 stops19h 48m

Hamilton

Mon 6/8

7:00 am-4:40 pm

2 stops34h 40m

$683

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 5/27

5:30 pm-11:18 pm

1 stop28h 48m

Hamilton

Tue 6/2

7:55 pm-4:40 pm

1 stop21h 45m

$694

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Sun 6/21

7:52 am-3:55 pm

1 stop31h 03m

Hamilton

Sun 6/28

6:10 pm-4:40 pm

1 stop23h 30m

$706

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Tue 6/2

5:30 pm-10:09 pm

2 stops27h 39m

Hamilton

Thu 6/4

7:00 am-4:40 pm

2 stops34h 40m

$716

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

How to get the cheapest flight ticket from Illinois to Hamilton, Ontario

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 from Illinois to Hamilton?

WestJet is the most popular carrier operating from Illinois to Hamilton

What airlines fly to Hamilton, Ontario?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Hamilton, Ontario from Illinois according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Hamilton, Ontario. Keep in mind that there are 7 different airlines that fly to Hamilton, Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Illinois to Hamilton, Ontario flight deals and tips

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

Fastest flight time

22h 45m

Direct flights

None
The fastest flight from Illinois to Hamilton, Ontario takes 22h 45m
There are no direct flights from Illinois to Hamilton, Ontario. There are no popular flight routes from Illinois to Hamilton, Ontario.
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Frequently asked questions about flying from Illinois to Hamilton, Ontario

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

    Prices for flights from Illinois to Hamilton Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Hamilton Airport.

  • What documentation or ID do you need to fly to Hamilton Airport?

    The travel and health documents required for your trip to Hamilton Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hamilton Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Hamilton from Illinois 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 Hamilton quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Hamilton from Illinois with this policy.

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

Once all potential Illinois to Hamilton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Hamilton from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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