What is the cheapest airline that flies from Hamilton to Illinois?

Air Canada and WestJet are the most popular carriers operating from Hamilton to Illinois

What airlines fly to Illinois?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Illinois from Hamilton, Ontario according to our data. Air Canada is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Hamilton Airport to Illinois are updated daily.

How old do you have to be to fly from Hamilton Airport 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 Hamilton Airport 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.

$145 Cheap Flights from Hamilton, Ontario to Illinois in 2026

1 adult

0 bags

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Find the cheapest flights from Hamilton, Ontario to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:55 pm - 4:40 pm

YHM

ORD

21h 45m

1 stop

7:09 pm - 11:13 pm

ORD

YHM

51h 04m

2 stops

$640Multiple Airlines

Tue, Jun 2 - Mon, Jun 8

7:55 pm - 4:40 pm

YHM

ORD

21h 45m

1 stop

5:30 pm - 5:15 pm

ORD

YHM

22h 45m

1 stop

$648Multiple Airlines

Tue, Jun 2 - Mon, Jun 8

7:00 am - 4:40 pm

YHM

ORD

34h 40m

2 stops

5:30 pm - 10:09 pm

ORD

YHM

27h 39m

2 stops

$678Multiple Airlines

Fri, May 29 - Tue, Jun 2

7:00 am - 4:40 pm

YHM

ORD

34h 40m

2 stops

5:30 pm - 5:25 pm

ORD

YHM

22h 55m

3 stops

$716Multiple Airlines

Wed, Sep 2 - Mon, Sep 7

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 8:25 pm

ORD

YHM

25h 55m

3 stops

$722Multiple Airlines

Fri, Aug 21 - Sun, Aug 23

7:00 am - 4:40 pm

YHM

ORD

34h 40m

2 stops

5:30 pm - 11:13 pm

ORD

YHM

28h 43m

1 stop

$732Multiple Airlines

Fri, May 29 - Sun, May 31

3:50 pm - 4:40 pm

YHM

ORD

25h 50m

3 stops

5:30 pm - 5:25 pm

ORD

YHM

22h 55m

3 stops

$735Multiple Airlines

Wed, Sep 2 - Mon, Sep 7

5:45 pm - 4:40 pm

YHM

ORD

23h 55m

2 stops

5:30 pm - 10:34 pm

ORD

YHM

28h 04m

2 stops

$736Multiple Airlines

Tue, Jun 2 - Fri, Jun 5

8:30 pm - 8:03 am

YHM

ORD

36h 33m

2 stops

5:30 pm - 11:13 pm

ORD

YHM

28h 43m

1 stop

$740Multiple Airlines

Thu, Jun 11 - Mon, Jun 15

6:10 pm - 4:40 pm

YHM

ORD

23h 30m

1 stop

5:30 pm - 11:13 pm

ORD

YHM

28h 43m

1 stop

$745Multiple Airlines

Fri, May 29 - Sun, May 31

WestJet flights from Hamilton, Ontario to Illinois

Our best WestJet deals on Hamilton, Ontario to Illinois flight tickets

WestJet

May 23

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

May 25

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$900

WestJet

May 23

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

May 26

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$1,019

WestJet

May 24

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

May 27

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$1,036

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Tue 6/2

7:55 pm-4:40 pm

1 stop21h 45m

Chicago O'Hare Intl

Mon 6/8

7:09 pm-11:13 pm

2 stops51h 04m

$640

Quickest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Tue 6/2

7:55 pm-4:40 pm

1 stop21h 45m

Chicago O'Hare Intl

Mon 6/8

5:30 pm-5:15 pm

1 stop22h 45m

$648

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 5/29

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Tue 6/2

5:30 pm-10:09 pm

2 stops27h 39m

$678

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 9/2

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Mon 9/7

5:30 pm-5:25 pm

3 stops22h 55m

$716

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 8/21

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Sun 8/23

5:30 pm-8:25 pm

3 stops25h 55m

$722

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 5/29

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Sun 5/31

5:30 pm-11:13 pm

1 stop28h 43m

$732

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 9/2

3:50 pm-4:40 pm

3 stops25h 50m

Chicago O'Hare Intl

Mon 9/7

5:30 pm-5:25 pm

3 stops22h 55m

$735

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Tue 6/2

5:45 pm-4:40 pm

2 stops23h 55m

Chicago O'Hare Intl

Fri 6/5

5:30 pm-10:34 pm

2 stops28h 04m

$736

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 6/11

8:30 pm-8:03 am

2 stops36h 33m

Chicago O'Hare Intl

Mon 6/15

5:30 pm-11:13 pm

1 stop28h 43m

$740

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 5/29

6:10 pm-4:40 pm

1 stop23h 30m

Chicago O'Hare Intl

Sun 5/31

5:30 pm-11:13 pm

1 stop28h 43m

$745

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Hamilton, 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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Hamilton, Ontario is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Hamilton, Ontario to Illinois flight deals and tips

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

Fastest flight time	15h 20m
Direct flights	None

The fastest flight from Hamilton, Ontario to Illinois takes 15h 20m

There are no direct flights from Hamilton, Ontario to Illinois. There are no popular flight routes from Hamilton, Ontario to Illinois.

Search flight deals

Frequently asked questions about flying from Hamilton, Ontario to Illinois

When did momondo last update prices for flights from Hamilton Airport to Illinois?
Prices for flights from Hamilton Airport to Illinois are updated daily.
How old do you have to be to fly from Hamilton Airport 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 Hamilton Airport 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hamilton to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Hamilton to Illinois.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Hamilton and alert you when they change.