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 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 52% 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.

$142 Cheap Flights from Hamilton to Illinois in 2025/26

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Find the cheapest flights from Hamilton, Ontario to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

2:20 pm - 5:17 pmORD-YHM

25h 57m1 stop

$256WestJet

Find Deal

sáb., oct. 25 - dom., oct. 26

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

2:20 pm - 5:17 pmORD-YHM

25h 57m1 stop

$257WestJet

Find Deal

vie., oct. 17 - dom., oct. 26

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

5:30 pm - 12:40 amORD-YHM

30h 10m1 stop

$274WestJet

Find Deal

dom., oct. 12 - dom., oct. 19

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

5:30 pm - 12:40 amORD-YHM

30h 10m1 stop

$280WestJet

Find Deal

dom., oct. 12 - dom., oct. 19

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

5:30 pm - 11:59 pmORD-YHM

29h 29m2 stops

$297Multiple Airlines

Find Deal

dom., oct. 12 - dom., oct. 19

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

5:30 pm - 12:40 amORD-YHM

30h 10m1 stop

$307WestJet

Find Deal

vie., oct. 17 - dom., oct. 19

6:00 am - 4:43 pmYHM-ORD

11h 43m1 stop

5:30 pm - 11:59 pmORD-YHM

29h 29m2 stops

$326Multiple Airlines

Find Deal

dom., oct. 12 - dom., oct. 19

12:10 pm - 4:43 pmYHM-ORD

29h 33m1 stop

9:54 pm - 4:44 pmORD-YHM

41h 50m2 stops

$357Multiple Airlines

Find Deal

jue., oct. 16 - lun., oct. 20

12:10 pm - 4:43 pmYHM-ORD

29h 33m1 stop

5:30 pm - 9:19 pmORD-YHM

26h 49m1 stop

$404Multiple Airlines

Find Deal

jue., oct. 16 - lun., oct. 20

7:55 pm - 2:35 pmYHM-ORD

43h 40m2 stops

2:20 pm - 11:55 pmORD-YHM

32h 35m1 stop

$431Multiple Airlines

Find Deal

vie., oct. 31 - vie., nov. 7

WestJet flights from Hamilton, Ontario to Illinois

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

WestJet

Oct 25

YHM6:00 amHamilton

11h 43m

1 stop

ORD4:43 pmChicago O'Hare Intl

Oct 26

ORD2:20 pmChicago O'Hare Intl

25h 57m

1 stop

YHM5:17 pmHamilton

$256

Find similar

WestJet

Oct 17

YHM6:00 amHamilton

11h 43m

1 stop

ORD4:43 pmChicago O'Hare Intl

Oct 26

ORD2:20 pmChicago O'Hare Intl

25h 57m

1 stop

YHM5:17 pmHamilton

$257

Find similar

WestJet

Oct 12

YHM6:00 amHamilton

11h 43m

1 stop

ORD4:43 pmChicago O'Hare Intl

Oct 19

ORD5:30 pmChicago O'Hare Intl

30h 10m

1 stop

YHM12:40 amHamilton

$274

Find similar

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

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

sáb. 10/25

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/26

2:20 pm-5:17 pm

1 stop25h 57m

$256

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

vie. 10/17

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/26

2:20 pm-5:17 pm

1 stop25h 57m

$257

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

dom. 10/12

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/19

5:30 pm-12:40 am

1 stop30h 10m

$274

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

dom. 10/12

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/19

5:30 pm-12:40 am

1 stop30h 10m

$280

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

dom. 10/12

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/19

5:30 pm-11:59 pm

2 stops29h 29m

$297

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

vie. 10/17

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/19

5:30 pm-12:40 am

1 stop30h 10m

$307

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

dom. 10/12

6:00 am-4:43 pm

1 stop11h 43m

Chicago O'Hare Intl

dom. 10/19

5:30 pm-11:59 pm

2 stops29h 29m

$326

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

jue. 10/16

12:10 pm-4:43 pm

1 stop29h 33m

Chicago O'Hare Intl

lun. 10/20

9:54 pm-4:44 pm

2 stops41h 50m

$357

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

jue. 10/16

12:10 pm-4:43 pm

1 stop29h 33m

Chicago O'Hare Intl

lun. 10/20

5:30 pm-9:19 pm

1 stop26h 49m

$404

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

vie. 10/31

7:55 pm-2:35 pm

2 stops43h 40m

Chicago O'Hare Intl

vie. 11/7

2:20 pm-11:55 pm

1 stop32h 35m

$431

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 September. Flight prices, which tend to average around $221, 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 September, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $224.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Hamilton, Ontario to Illinois is on a Wednesday when prices can be found for as low as $253. Flights from Hamilton, Ontario to Illinois on a Thursday will generally be more expensive and average around $265. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Direct flights	None

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.