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.

$152 Cheap Flights from Hamilton, Ontario to Illinois in 2026

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.

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 5:25 pm

ORD

YHM

22h 55m

3 stops

$513Multiple Airlines

Thu, Sep 24 - Sun, Sep 27

7:00 am - 4:40 pm

YHM

ORD

34h 40m

2 stops

5:30 pm - 5:25 pm

ORD

YHM

22h 55m

3 stops

$519Multiple Airlines

Thu, Sep 24 - Sun, Sep 27

6:10 pm - 4:40 pm

YHM

ORD

23h 30m

1 stop

5:30 pm - 5:15 pm

ORD

YHM

22h 45m

1 stop

$522WestJet

Wed, Sep 23 - Mon, Sep 28

6:55 pm - 4:40 pm

YHM

ORD

22h 45m

1 stop

5:30 pm - 7:34 pm

ORD

YHM

25h 04m

2 stops

$523Multiple Airlines

Wed, Sep 23 - Mon, Sep 28

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 10:09 pm

ORD

YHM

27h 39m

2 stops

$562Multiple Airlines

Sun, Aug 16 - Sun, Aug 23

8:50 am - 8:30 pm

YHM

ORD

12h 40m

2 stops

8:05 am - 3:55 pm

ORD

YHM

30h 50m

1 stop

$563Multiple Airlines

Thu, Aug 13 - Sun, Aug 16

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 5:25 pm

ORD

YHM

22h 55m

3 stops

$566Multiple Airlines

Sat, Sep 5 - Tue, Sep 8

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 10:09 pm

ORD

YHM

27h 39m

2 stops

$568Multiple Airlines

Sun, Aug 16 - Sun, Aug 23

6:15 am - 4:40 pm

YHM

ORD

35h 25m

3 stops

5:30 pm - 10:09 pm

ORD

YHM

27h 39m

2 stops

$569Multiple Airlines

Sun, Aug 16 - Sun, Aug 23

6:35 pm - 10:16 am

YHM

ORD

16h 41m

3 stops

8:40 am - 7:39 pm

ORD

YHM

9h 59m

2 stops

$571Multiple Airlines

Mon, Aug 17 - Mon, Aug 24

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 9/24

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Sun 9/27

5:30 pm-5:25 pm

3 stops22h 55m

$513

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 9/24

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Sun 9/27

5:30 pm-5:25 pm

3 stops22h 55m

$519

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 9/23

6:10 pm-4:40 pm

1 stop23h 30m

Chicago O'Hare Intl

Mon 9/28

5:30 pm-5:15 pm

1 stop22h 45m

$522

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 9/23

6:55 pm-4:40 pm

1 stop22h 45m

Chicago O'Hare Intl

Mon 9/28

5:30 pm-7:34 pm

2 stops25h 04m

$523

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 8/16

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Sun 8/23

5:30 pm-10:09 pm

2 stops27h 39m

$562

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 8/13

8:50 am-8:30 pm

2 stops12h 40m

Chicago O'Hare Intl

Sun 8/16

8:05 am-3:55 pm

1 stop30h 50m

$563

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sat 9/5

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Tue 9/8

5:30 pm-5:25 pm

3 stops22h 55m

$566

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 8/16

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Sun 8/23

5:30 pm-10:09 pm

2 stops27h 39m

$568

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 8/16

6:15 am-4:40 pm

3 stops35h 25m

Chicago O'Hare Intl

Sun 8/23

5:30 pm-10:09 pm

2 stops27h 39m

$569

Quickest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Mon 8/17

6:35 pm-10:16 am

3 stops16h 41m

Chicago O'Hare Intl

Mon 8/24

8:40 am-7:39 pm

2 stops9h 59m

$571

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

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

Porter Airlines is the most popular carrier 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 47% 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.

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	13h 46m
Direct flights	None

The fastest flight from Hamilton, Ontario to Illinois takes 13h 46m

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.