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.

$201 Cheap Flights from Hamilton to Illinois in 2026

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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.

8:15 am - 12:27 am

YHM

ORD

17h 12m

1 stop

5:05 am - 3:55 pm

ORD

YHM

9h 50m

1 stop

$453Multiple Airlines

Mon, May 4 - Sat, May 9

8:15 am - 12:24 am

YHM

ORD

17h 09m

1 stop

5:05 am - 3:55 pm

ORD

YHM

9h 50m

1 stop

$489Multiple Airlines

Sat, May 2 - Sat, May 9

7:25 am - 5:15 pm

YHM

ORD

10h 50m

1 stop

5:05 am - 3:00 pm

ORD

YHM

8h 55m

1 stop

$513Multiple Airlines

Wed, Apr 8 - Sat, Apr 11

8:15 am - 11:07 pm

YHM

ORD

15h 52m

2 stops

5:05 am - 3:55 pm

ORD

YHM

9h 50m

1 stop

$522Multiple Airlines

Sat, May 2 - Sat, May 9

7:25 am - 10:23 am

YHM

ORD

27h 58m

2 stops

5:05 am - 3:00 pm

ORD

YHM

8h 55m

1 stop

$540Multiple Airlines

Thu, Apr 16 - Thu, Apr 23

7:00 am - 11:33 am

YHM

ORD

29h 33m

2 stops

1:43 pm - 3:00 pm

ORD

YHM

24h 17m

1 stop

$570Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

7:00 am - 10:54 am

YHM

ORD

28h 54m

2 stops

5:05 am - 3:00 pm

ORD

YHM

8h 55m

1 stop

$577Multiple Airlines

Sun, Apr 5 - Thu, Apr 23

7:00 am - 4:56 pm

YHM

ORD

10h 56m

1 stop

2:35 am - 12:20 am

ORD

YHM

20h 45m

2 stops

$582Multiple Airlines

Tue, Apr 14 - Tue, Apr 14

7:25 am - 11:17 am

YHM

ORD

28h 52m

1 stop

5:05 am - 3:00 pm

ORD

YHM

8h 55m

1 stop

$594Multiple Airlines

Sun, Apr 5 - Thu, Apr 23

7:00 am - 11:07 pm

YHM

ORD

17h 07m

1 stop

1:43 pm - 3:00 pm

ORD

YHM

24h 17m

1 stop

$595Multiple Airlines

Fri, Apr 17 - Fri, Apr 24

WestJet flights from Hamilton, Ontario to Illinois

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

WestJet

May 7

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

May 14

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$611

WestJet

Apr 26

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

Apr 30

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$888

WestJet

Apr 23

YHM6:10 pmHamilton

20h 25m

1 stop

ORD1:35 pmChicago O'Hare Intl

Apr 30

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$908

momondo Fare Finder

Use the filters below to find and compare flights from Hamilton, Ontario to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Mon 5/4

8:15 am-12:27 am

1 stop17h 12m

Chicago O'Hare Intl

Sat 5/9

5:05 am-3:55 pm

1 stop9h 50m

$453

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sat 5/2

8:15 am-12:24 am

1 stop17h 09m

Chicago O'Hare Intl

Sat 5/9

5:05 am-3:55 pm

1 stop9h 50m

$489

Quickest round-trip

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 4/8

7:25 am-5:15 pm

1 stop10h 50m

Chicago O'Hare Intl

Sat 4/11

5:05 am-3:00 pm

1 stop8h 55m

$513

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sat 5/2

8:15 am-11:07 pm

2 stops15h 52m

Chicago O'Hare Intl

Sat 5/9

5:05 am-3:55 pm

1 stop9h 50m

$522

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 4/16

7:25 am-10:23 am

2 stops27h 58m

Chicago O'Hare Intl

Thu 4/23

5:05 am-3:00 pm

1 stop8h 55m

$540

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 4/17

7:00 am-11:33 am

2 stops29h 33m

Chicago O'Hare Intl

Fri 4/24

1:43 pm-3:00 pm

1 stop24h 17m

$570

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 4/5

7:00 am-10:54 am

2 stops28h 54m

Chicago O'Hare Intl

Thu 4/23

5:05 am-3:00 pm

1 stop8h 55m

$577

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Tue 4/14

7:00 am-4:56 pm

1 stop10h 56m

Chicago O'Hare Intl

Tue 4/14

2:35 am-12:20 am

2 stops20h 45m

$582

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 4/5

7:25 am-11:17 am

1 stop28h 52m

Chicago O'Hare Intl

Thu 4/23

5:05 am-3:00 pm

1 stop8h 55m

$594

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Fri 4/17

7:00 am-11:07 pm

1 stop17h 07m

Chicago O'Hare Intl

Fri 4/24

1:43 pm-3:00 pm

1 stop24h 17m

$595

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?

Air Canada 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 46% 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	10h 50m
Direct flights	None

The fastest flight from Hamilton, Ontario to Illinois takes 10h 50m

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

Search flight deals

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.