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.

$229 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.

6:10 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

$495WestJet

Thu, Oct 15 - Sun, Oct 18

6:10 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

$497WestJet

Thu, Oct 1 - Mon, Oct 5

6:05 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

5:30 pm - 10:25 pmORD Chicago O'Hare Intl-YHM Hamilton

27h 55m3 stops Calgary Winnipeg Montreal St Hubert

$504Multiple Airlines

Sat, Oct 3 - Mon, Oct 5

6:05 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

5:30 pm - 5:35 pmORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Winnipeg Montreal St Hubert

$508Multiple Airlines

Thu, Sep 17 - Thu, Sep 24

7:00 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 pm - 5:35 pmORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Winnipeg Montreal St Hubert

$516Multiple Airlines

Thu, Sep 17 - Thu, Sep 24

6:10 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

$527WestJet

Wed, Oct 14 - Sun, Oct 18

7:00 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 pm - 7:29 pmORD Chicago O'Hare Intl-YHM Hamilton

24h 59m2 stops Calgary Winnipeg

$534Multiple Airlines

Sat, Sep 19 - Tue, Sep 22

7:00 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 pm - 7:29 pmORD Chicago O'Hare Intl-YHM Hamilton

24h 59m2 stops Calgary Winnipeg

$540Multiple Airlines

Sat, Sep 19 - Tue, Sep 22

3:45 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

25h 55m3 stops Montreal St Hubert Vancouver Intl Calgary

5:30 pm - 5:35 pmORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Vancouver Intl Montreal St Hubert

$543Multiple Airlines

Thu, Oct 15 - Sun, Oct 18

11:45 am - 10:17 amYHM Hamilton-ORD Chicago O'Hare Intl

23h 32m3 stops Ottawa Calgary Montreal Pierre Elliott Trudeau Intl

5:30 pm - 3:05 pmORD Chicago O'Hare Intl-YHM Hamilton

20h 35m2 stops Calgary Ottawa

$558Multiple Airlines

Sat, Oct 3 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

6:10 pm - 5:59 amYHM Hamilton-ORD Chicago O'Hare Intl

36h 49m2 stops Calgary Los Angeles

5:30 pm - 11:13 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

$814Multiple Airlines

Fri, Aug 28 - Fri, Sep 4

9:50 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

31h 50m2 stops Winnipeg Calgary

5:30 pm - 11:13 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

$846Multiple Airlines

Thu, Aug 27 - Thu, Sep 3

8:15 am - 12:50 pmYHM Hamilton-ORD Chicago O'Hare Intl

29h 35m1 stop Fort Lauderdale

5:46 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

22h 29m2 stops Houston George Bush Intcntl Calgary

$862Multiple Airlines

Sat, Aug 29 - Sun, Aug 30

8:15 am - 12:50 pmYHM Hamilton-ORD Chicago O'Hare Intl

29h 35m1 stop Fort Lauderdale

5:30 pm - 11:13 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

$879Multiple Airlines

Sat, Aug 29 - Sun, Aug 30

5:45 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 55m2 stops Edmonton Calgary

5:30 pm - 10:25 pmORD Chicago O'Hare Intl-YHM Hamilton

27h 55m3 stops Calgary Edmonton Montreal St Hubert

$893Multiple Airlines

Fri, Aug 28 - Fri, Sep 11

6:10 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

$918WestJet

Fri, Aug 28 - Tue, Sep 1

6:55 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

22h 45m1 stop Calgary

5:30 pm - 11:13 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

$920Multiple Airlines

Fri, Aug 28 - Fri, Sep 4

5:45 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

23h 55m2 stops Edmonton Calgary

5:30 pm - 10:38 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 08m2 stops Calgary Edmonton

$922Multiple Airlines

Fri, Aug 28 - Fri, Sep 11

6:55 pm - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

22h 45m1 stop Calgary

5:30 pm - 11:13 pmORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

$947Multiple Airlines

Thu, Aug 27 - Thu, Sep 3

6:05 am - 4:40 pmYHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

12:30 pm - 5:15 pmORD Chicago O'Hare Intl-YHM Hamilton

27h 45m3 stops Quincy Regional Nashville Intl Calgary

$959Multiple Airlines

Fri, Aug 28 - Fri, Sep 4

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WestJet flights from Hamilton, Ontario to Illinois

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

WestJet

Oct 15

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

Oct 18

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$495

WestJet

Oct 1

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

Oct 5

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$497

WestJet

Oct 14

YHM6:10 pmHamilton

23h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

Oct 18

ORD5:30 pmChicago O'Hare Intl

22h 45m

1 stop

YHM5:15 pmHamilton

$527

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 Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 10/15

6:10 pm-4:40 pm

1 stop23h 30m

Chicago O'Hare Intl

Sun 10/18

5:30 pm-5:15 pm

1 stop22h 45m

$495

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 10/1

6:10 pm-4:40 pm

1 stop23h 30m

Chicago O'Hare Intl

Mon 10/5

5:30 pm-5:15 pm

1 stop22h 45m

$497

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 10/3

6:05 am-4:40 pm

3 stops35h 35m

Chicago O'Hare Intl

Mon 10/5

5:30 pm-10:25 pm

3 stops27h 55m

$504

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 9/17

6:05 am-4:40 pm

3 stops35h 35m

Chicago O'Hare Intl

Thu 9/24

5:30 pm-5:35 pm

3 stops23h 05m

$508

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 9/17

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Thu 9/24

5:30 pm-5:35 pm

3 stops23h 05m

$516

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Wed 10/14

6:10 pm-4:40 pm

1 stop23h 30m

Chicago O'Hare Intl

Sun 10/18

5:30 pm-5:15 pm

1 stop22h 45m

$527

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 9/19

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Tue 9/22

5:30 pm-7:29 pm

2 stops24h 59m

$534

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 9/19

7:00 am-4:40 pm

2 stops34h 40m

Chicago O'Hare Intl

Tue 9/22

5:30 pm-7:29 pm

2 stops24h 59m

$540

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 10/15

3:45 pm-4:40 pm

3 stops25h 55m

Chicago O'Hare Intl

Sun 10/18

5:30 pm-5:35 pm

3 stops23h 05m

$543

Quickest round-trip

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 10/3

11:45 am-10:17 am

3 stops23h 32m

Chicago O'Hare Intl

Mon 10/5

5:30 pm-3:05 pm

2 stops20h 35m

$558

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?

WestJet is the most popular carrier operating from Hamilton to Illinois

What airlines fly to Illinois?

Air Canada, United Airlines and Porter 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 49% 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

Best Price Found	$229
Fastest flight time	17h 30m
Direct flights	None

The best one-way flight to Illinois from Hamilton, Ontario in the past 72 hours is $229. The best round-trip flight deal from Hamilton, Ontario to Illinois found on momondo in the last 72 hours is $495.

The fastest flight from Hamilton, Ontario to Illinois takes 17h 30m

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.