What airlines fly to Chicago O'Hare Intl Airport?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport?

Prices for flights from Hamilton Airport to Chicago O'Hare Intl Airport are updated daily.

How old do you have to be to fly from Hamilton Airport to Chicago O'Hare Intl Airport?

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 Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$203 Cheap Flights from Hamilton, Ontario to Chicago O'Hare Intl Airport in 2026/27

Find the cheapest flights from Hamilton, Ontario to Chicago

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:10 pm - 1:52 pmYHM Hamilton-ORD Chicago O'Hare Intl

26h 42m3 stops Ottawa Tampa Atlanta Hartsfield-Jackson

8:30 am - 10:35 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 05m2 stops Atlanta Hartsfield-Jackson Tampa

$487Multiple Airlines

Tue, Dec 1 - Sat, Dec 5

6:20 am - 3:37 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 17m1 stop Fort Lauderdale

7:55 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 15m2 stops Fort Lauderdale Ottawa

$490Multiple Airlines

Sun, Nov 1 - Sat, Nov 7

12:10 pm - 1:52 pmYHM Hamilton-ORD Chicago O'Hare Intl

26h 42m3 stops Ottawa Tampa Atlanta Hartsfield-Jackson

8:30 am - 10:35 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 05m2 stops Atlanta Hartsfield-Jackson Tampa

$508Multiple Airlines

Tue, Dec 1 - Sat, Dec 5

6:25 am - 3:03 pmYHM Hamilton-ORD Chicago O'Hare Intl

9h 38m1 stop Fort Lauderdale

5:16 pm - 2:09 pmORD Chicago O'Hare Intl-YHM Hamilton

19h 53m1 stop Orlando

$556Multiple Airlines

Mon, Jan 11 - Wed, Jan 13

8:10 am - 11:34 pmYHM Hamilton-ORD Chicago O'Hare Intl

16h 24m3 stops Halifax Intl Ottawa Fort Lauderdale

6:20 am - 10:35 pmORD Chicago O'Hare Intl-YHM Hamilton

15h 15m1 stop Tampa

$565Multiple Airlines

Wed, Nov 25 - Sat, Nov 28

6:20 am - 3:37 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 17m1 stop Fort Lauderdale

1:04 pm - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

32h 06m3 stops Houston George Bush Intcntl Fort Lauderdale Ottawa

$568Multiple Airlines

Sat, Nov 7 - Mon, Nov 16

6:20 am - 3:37 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 17m1 stop Fort Lauderdale

6:30 am - 10:35 pmORD Chicago O'Hare Intl-YHM Hamilton

15h 05m2 stops Denver Intl Tampa

$583Multiple Airlines

Sat, Nov 7 - Sat, Nov 14

3:20 pm - 12:21 amYHM Hamilton-ORD Chicago O'Hare Intl

34h 01m2 stops Tampa Denver Intl

7:49 am - 10:35 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 46m2 stops Atlanta Hartsfield-Jackson Tampa

$612Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

6:20 am - 3:37 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 17m1 stop Fort Lauderdale

1:04 pm - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

32h 06m3 stops Houston George Bush Intcntl Fort Lauderdale Ottawa

$634Multiple Airlines

Sat, Nov 7 - Sun, Nov 8

6:20 am - 3:37 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 17m1 stop Fort Lauderdale

5:15 pm - 2:19 pmORD Chicago O'Hare Intl-YHM Hamilton

20h 04m3 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson Fort Lauderdale

$640Multiple Airlines

Sat, Nov 7 - Fri, Nov 13

Cheap last minute flights

Enter your travel dates to find the best prices.

8:15 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

8h 15m1 stop Fort Lauderdale

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$665Multiple Airlines

Sat, Oct 24 - Sun, Oct 25

8:15 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

8h 15m1 stop Fort Lauderdale

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$687Multiple Airlines

Sat, Oct 24 - Mon, Oct 26

8:15 am - 12:29 amYHM Hamilton-ORD Chicago O'Hare Intl

17h 14m2 stops Fort Lauderdale Dallas/Fort Worth

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$697Multiple Airlines

Sat, Oct 24 - Sun, Oct 25

8:15 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

8h 15m1 stop Fort Lauderdale

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$699Multiple Airlines

Sat, Oct 24 - Mon, Oct 26

8:15 am - 12:29 amYHM Hamilton-ORD Chicago O'Hare Intl

17h 14m2 stops Fort Lauderdale Dallas/Fort Worth

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$705Multiple Airlines

Sat, Oct 24 - Mon, Oct 26

8:15 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

8h 15m1 stop Fort Lauderdale

7:50 pm - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

25h 20m3 stops Atlanta Hartsfield-Jackson Fort Lauderdale Ottawa

$710Multiple Airlines

Fri, Oct 23 - Tue, Oct 27

6:25 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

10h 05m1 stop Fort Lauderdale

8:00 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 10m2 stops Fort Lauderdale Ottawa

$727Multiple Airlines

Sun, Oct 25 - Fri, Oct 30

12:10 pm - 9:21 amYHM Hamilton-ORD Chicago O'Hare Intl

22h 11m3 stops Ottawa Fort Lauderdale Atlanta Hartsfield-Jackson

8:00 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 10m2 stops Fort Lauderdale Ottawa

$728Multiple Airlines

Sun, Oct 25 - Fri, Oct 30

8:15 am - 3:30 pmYHM Hamilton-ORD Chicago O'Hare Intl

8h 15m1 stop Fort Lauderdale

8:04 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 06m2 stops Fort Lauderdale Ottawa

$736Multiple Airlines

Sat, Oct 24 - Sun, Oct 25

12:10 pm - 9:21 amYHM Hamilton-ORD Chicago O'Hare Intl

22h 11m3 stops Ottawa Fort Lauderdale Atlanta Hartsfield-Jackson

7:55 am - 10:10 pmORD Chicago O'Hare Intl-YHM Hamilton

13h 15m2 stops Fort Lauderdale Ottawa

$737Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

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Use the filters below to find and compare flights from Hamilton, Ontario to Chicago O'Hare Intl Airport 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

Tue 12/1

12:10 pm-1:52 pm

3 stops26h 42m

Chicago O'Hare Intl

Sat 12/5

8:30 am-10:35 pm

2 stops13h 05m

$487

Quickest round-trip

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sun 11/1

6:20 am-3:37 pm

1 stop10h 17m

Chicago O'Hare Intl

Sat 11/7

7:55 am-10:10 pm

2 stops13h 15m

$490

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Tue 12/1

12:10 pm-1:52 pm

3 stops26h 42m

Chicago O'Hare Intl

Sat 12/5

8:30 am-10:35 pm

2 stops13h 05m

$508

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Mon 1/11

6:25 am-3:03 pm

1 stop9h 38m

Chicago O'Hare Intl

Wed 1/13

5:16 pm-2:09 pm

1 stop19h 53m

$556

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Wed 11/25

8:10 am-11:34 pm

3 stops16h 24m

Chicago O'Hare Intl

Sat 11/28

6:20 am-10:35 pm

1 stop15h 15m

$565

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 11/7

6:20 am-3:37 pm

1 stop10h 17m

Chicago O'Hare Intl

Mon 11/16

1:04 pm-10:10 pm

3 stops32h 06m

$568

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 11/7

6:20 am-3:37 pm

1 stop10h 17m

Chicago O'Hare Intl

Sat 11/14

6:30 am-10:35 pm

2 stops15h 05m

$583

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 11/14

3:20 pm-12:21 am

2 stops34h 01m

Chicago O'Hare Intl

Sat 11/21

7:49 am-10:35 pm

2 stops13h 46m

$612

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 11/7

6:20 am-3:37 pm

1 stop10h 17m

Chicago O'Hare Intl

Sun 11/8

1:04 pm-10:10 pm

3 stops32h 06m

$634

HamiltonChicago

YHM Hamilton - ORD Chicago O'Hare Intl

YHMORD

Hamilton

Sat 11/7

6:20 am-3:37 pm

1 stop10h 17m

Chicago O'Hare Intl

Fri 11/13

5:15 pm-2:19 pm

3 stops20h 04m

$640

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 Chicago O'Hare Intl Airport

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 day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $483. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Hamilton, Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $680.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Hamilton, Ontario in the evening is the least expensive time of day to depart. momondo users have found prices as low as $424 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $785. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Hamilton, Ontario to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Hamilton, Ontario to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Hamilton, Ontario to Chicago O'Hare Intl Airport (YHM to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hamilton, Ontario to Chicago O'Hare Intl Airport

Best Price Found	$203
Fastest flight time	10h 05m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from Hamilton, Ontario in the past 72 hours is $203. The best round-trip flight deal from Hamilton, Ontario to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $487.

The fastest flight from Hamilton, Ontario to Chicago O'Hare Intl Airport takes 10h 05m

There are no direct flights from Hamilton, Ontario to Chicago O'Hare Intl Airport. There are no popular flight routes from Hamilton, Ontario to Chicago O'Hare Intl Airport.

Search flight deals

Frequently asked questions about flying from Hamilton, Ontario to Chicago O'Hare Intl Airport

How far is Hamilton to Chicago O'Hare Intl by plane?
Hamilton and Chicago O'Hare Intl are 418.4 mi apart from one another. In terms of flight time, this usually takes a little over 10h 05m.
When did momondo last update prices for flights from Hamilton Airport to Chicago O'Hare Intl Airport?
Prices for flights from Hamilton Airport to Chicago O'Hare Intl Airport are updated daily.
How old do you have to be to fly from Hamilton Airport to Chicago O'Hare Intl Airport?
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 Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Skokie

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hamilton to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Chicago from Hamilton with this policy.

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

Once you have performed a search for Hamilton to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Hamilton to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.