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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 315 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 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

C$ 682WestJet

Thu, 15 Oct - Sun, 18 Oct

6:10 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

C$ 684WestJet

Thu, 1 Oct - Mon, 5 Oct

6:05 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

5:30 p.m. - 10:25 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

27h 55m3 stops Calgary Winnipeg Montreal St Hubert

C$ 694Multiple Airlines

Sat, 3 Oct - Mon, 5 Oct

6:05 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

5:30 p.m. - 5:35 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Winnipeg Montreal St Hubert

C$ 699Multiple Airlines

Thu, 17 Sep - Thu, 24 Sep

7:00 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 p.m. - 5:35 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Winnipeg Montreal St Hubert

C$ 710Multiple Airlines

Thu, 17 Sep - Thu, 24 Sep

6:10 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

C$ 726WestJet

Wed, 14 Oct - Sun, 18 Oct

7:00 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 p.m. - 7:29 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

24h 59m2 stops Calgary Winnipeg

C$ 735Multiple Airlines

Sat, 19 Sep - Tue, 22 Sep

7:00 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

34h 40m2 stops Winnipeg Calgary

5:30 p.m. - 7:29 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

24h 59m2 stops Calgary Winnipeg

C$ 743Multiple Airlines

Sat, 19 Sep - Tue, 22 Sep

3:45 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

25h 55m3 stops Montreal St Hubert Vancouver Intl Calgary

5:30 p.m. - 5:35 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

23h 05m3 stops Calgary Vancouver Intl Montreal St Hubert

C$ 748Multiple Airlines

Thu, 15 Oct - Sun, 18 Oct

11:45 a.m. - 10:17 a.m.YHM Hamilton-ORD Chicago O'Hare Intl

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

5:30 p.m. - 3:05 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

20h 35m2 stops Calgary Ottawa

C$ 768Multiple Airlines

Sat, 3 Oct - Mon, 5 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:10 p.m. - 5:59 a.m.YHM Hamilton-ORD Chicago O'Hare Intl

36h 49m2 stops Calgary Los Angeles

5:30 p.m. - 11:13 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

C$ 1,121Multiple Airlines

Fri, 28 Aug - Fri, 4 Sep

9:50 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

31h 50m2 stops Winnipeg Calgary

5:30 p.m. - 11:13 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

C$ 1,165Multiple Airlines

Thu, 27 Aug - Thu, 3 Sep

8:15 a.m. - 12:50 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

29h 35m1 stop Fort Lauderdale

5:46 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

22h 29m2 stops Houston George Bush Intcntl Calgary

C$ 1,187Multiple Airlines

Sat, 29 Aug - Sun, 30 Aug

8:15 a.m. - 12:50 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

29h 35m1 stop Fort Lauderdale

5:30 p.m. - 11:13 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

C$ 1,210Multiple Airlines

Sat, 29 Aug - Sun, 30 Aug

5:45 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 55m2 stops Edmonton Calgary

5:30 p.m. - 10:25 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

27h 55m3 stops Calgary Edmonton Montreal St Hubert

C$ 1,229Multiple Airlines

Fri, 28 Aug - Fri, 11 Sep

6:10 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 30m1 stop Calgary

5:30 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

22h 45m1 stop Calgary

C$ 1,264WestJet

Fri, 28 Aug - Tue, 1 Sep

6:55 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

22h 45m1 stop Calgary

5:30 p.m. - 11:13 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

C$ 1,267Multiple Airlines

Fri, 28 Aug - Fri, 4 Sep

5:45 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

23h 55m2 stops Edmonton Calgary

5:30 p.m. - 10:38 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 08m2 stops Calgary Edmonton

C$ 1,269Multiple Airlines

Fri, 28 Aug - Fri, 11 Sep

6:55 p.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

22h 45m1 stop Calgary

5:30 p.m. - 11:13 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

28h 43m1 stop Calgary

C$ 1,304Multiple Airlines

Thu, 27 Aug - Thu, 3 Sep

6:05 a.m. - 4:40 p.m.YHM Hamilton-ORD Chicago O'Hare Intl

35h 35m3 stops Montreal St Hubert Winnipeg Calgary

12:30 p.m. - 5:15 p.m.ORD Chicago O'Hare Intl-YHM Hamilton

27h 45m3 stops Quincy Regional Nashville Intl Calgary

C$ 1,320Multiple Airlines

Fri, 28 Aug - Fri, 4 Sep

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WestJet flights from Hamilton, Ontario to Illinois

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

WestJet

15 Oct

YHM6:10 p.m.Hamilton

23h 30m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

18 Oct

ORD5:30 p.m.Chicago O'Hare Intl

22h 45m

1 stop

YHM5:15 p.m.Hamilton

C$ 682

WestJet

1 Oct

YHM6:10 p.m.Hamilton

23h 30m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

5 Oct

ORD5:30 p.m.Chicago O'Hare Intl

22h 45m

1 stop

YHM5:15 p.m.Hamilton

C$ 684

WestJet

14 Oct

YHM6:10 p.m.Hamilton

23h 30m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

18 Oct

ORD5:30 p.m.Chicago O'Hare Intl

22h 45m

1 stop

YHM5:15 p.m.Hamilton

C$ 726

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 15/10

6:10 p.m.-4:40 p.m.

1 stop23h 30m

Chicago O'Hare Intl

Sun 18/10

5:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 682

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 1/10

6:10 p.m.-4:40 p.m.

1 stop23h 30m

Chicago O'Hare Intl

Mon 5/10

5:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 684

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 3/10

6:05 a.m.-4:40 p.m.

3 stops35h 35m

Chicago O'Hare Intl

Mon 5/10

5:30 p.m.-10:25 p.m.

3 stops27h 55m

C$ 694

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 17/9

6:05 a.m.-4:40 p.m.

3 stops35h 35m

Chicago O'Hare Intl

Thu 24/9

5:30 p.m.-5:35 p.m.

3 stops23h 05m

C$ 699

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 17/9

7:00 a.m.-4:40 p.m.

2 stops34h 40m

Chicago O'Hare Intl

Thu 24/9

5:30 p.m.-5:35 p.m.

3 stops23h 05m

C$ 710

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Wed 14/10

6:10 p.m.-4:40 p.m.

1 stop23h 30m

Chicago O'Hare Intl

Sun 18/10

5:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 726

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 19/9

7:00 a.m.-4:40 p.m.

2 stops34h 40m

Chicago O'Hare Intl

Tue 22/9

5:30 p.m.-7:29 p.m.

2 stops24h 59m

C$ 735

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 19/9

7:00 a.m.-4:40 p.m.

2 stops34h 40m

Chicago O'Hare Intl

Tue 22/9

5:30 p.m.-7:29 p.m.

2 stops24h 59m

C$ 743

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Thu 15/10

3:45 p.m.-4:40 p.m.

3 stops25h 55m

Chicago O'Hare Intl

Sun 18/10

5:30 p.m.-5:35 p.m.

3 stops23h 05m

C$ 748

Quickest round-trip

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 3/10

11:45 a.m.-10:17 a.m.

3 stops23h 32m

Chicago O'Hare Intl

Mon 5/10

5:30 p.m.-3:05 p.m.

2 stops20h 35m

C$ 768

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

Which 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 57% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 5 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	C$ 315
Fastest flight time	17h 30m
Direct flights	None

The best one-way flight to Illinois from Hamilton, Ontario in the past 72 hours is C$ 315. The best round-trip flight deal from Hamilton, Ontario to Illinois found on momondo in the last 72 hours is C$ 682.

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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Hamilton to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Hamilton.

Can I find flights from Hamilton to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Hamilton to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Hamilton to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Hamilton. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Hamilton to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hamilton to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.