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 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.

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.

$131 Cheap Flights from Hamilton to Illinois in 2025/26

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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.

7:25 am - 9:03 pm

YHM

ORD

14h 38m1 stop

5:15 am - 3:00 pm

ORD

YHM

8h 45m1 stop

$227Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

7:00 am - 11:47 pm

YHM

ORD

17h 47m3 stops

5:15 am - 3:00 pm

ORD

YHM

8h 45m1 stop

$233Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

7:25 am - 9:03 pm

YHM

ORD

14h 38m1 stop

5:15 am - 3:00 pm

ORD

YHM

8h 45m1 stop

$249Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

7:25 am - 11:47 pm

YHM

ORD

17h 22m1 stop

8:43 pm - 3:00 pm

ORD

YHM

17h 17m1 stop

$274Multiple Airlines

Sun, Feb 1 - Sun, Feb 8

7:25 am - 7:41 pm

YHM

ORD

13h 16m2 stops

5:15 am - 3:00 pm

ORD

YHM

8h 45m1 stop

$289Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

7:25 am - 11:22 am

YHM

ORD

28h 57m1 stop

9:38 pm - 11:35 pm

ORD

YHM

48h 57m2 stops

$308Multiple Airlines

Sun, Feb 1 - Sun, Feb 8

7:25 am - 11:47 pm

YHM

ORD

17h 22m1 stop

8:43 pm - 3:00 pm

ORD

YHM

17h 17m1 stop

$339Multiple Airlines

Thu, Feb 5 - Sun, Feb 8

7:25 am - 7:38 pm

YHM

ORD

13h 13m1 stop

8:43 pm - 3:00 pm

ORD

YHM

17h 17m1 stop

$340Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

7:25 am - 7:41 pm

YHM

ORD

13h 16m2 stops

8:43 pm - 3:00 pm

ORD

YHM

17h 17m1 stop

$367Multiple Airlines

Thu, Feb 5 - Sun, Feb 8

7:25 am - 7:38 pm

YHM

ORD

13h 13m1 stop

5:15 am - 3:00 pm

ORD

YHM

8h 45m1 stop

$395Multiple Airlines

Mon, Jan 12 - Thu, Jan 15

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

Wed 2/4

7:25 am-9:03 pm

1 stop14h 38m

Chicago O'Hare Intl

Wed 2/11

5:15 am-3:00 pm

1 stop8h 45m

$227

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 2/4

7:00 am-11:47 pm

3 stops17h 47m

Chicago O'Hare Intl

Wed 2/11

5:15 am-3:00 pm

1 stop8h 45m

$233

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 2/4

7:25 am-9:03 pm

1 stop14h 38m

Chicago O'Hare Intl

Wed 2/11

5:15 am-3:00 pm

1 stop8h 45m

$249

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 2/1

7:25 am-11:47 pm

1 stop17h 22m

Chicago O'Hare Intl

Sun 2/8

8:43 pm-3:00 pm

1 stop17h 17m

$274

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Wed 2/4

7:25 am-7:41 pm

2 stops13h 16m

Chicago O'Hare Intl

Wed 2/11

5:15 am-3:00 pm

1 stop8h 45m

$289

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 2/1

7:25 am-11:22 am

1 stop28h 57m

Chicago O'Hare Intl

Sun 2/8

9:38 pm-11:35 pm

2 stops48h 57m

$308

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 2/5

7:25 am-11:47 pm

1 stop17h 22m

Chicago O'Hare Intl

Sun 2/8

8:43 pm-3:00 pm

1 stop17h 17m

$339

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Sun 1/18

7:25 am-7:38 pm

1 stop13h 13m

Chicago O'Hare Intl

Sun 1/25

8:43 pm-3:00 pm

1 stop17h 17m

$340

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Thu 2/5

7:25 am-7:41 pm

2 stops13h 16m

Chicago O'Hare Intl

Sun 2/8

8:43 pm-3:00 pm

1 stop17h 17m

$367

HamiltonChicago

YHM - ORD

YHMORD

Hamilton

Mon 1/12

7:25 am-7:38 pm

1 stop13h 13m

Chicago O'Hare Intl

Thu 1/15

5:15 am-3:00 pm

1 stop8h 45m

$395

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 $178, 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 $223.

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

Fastest flight time	12h 14m
Direct flights	None

The fastest flight from Hamilton, Ontario to Illinois takes 12h 14m

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

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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.