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Cheap flights from Chicago O'Hare Intl Airport to Hamilton, ON from C$ 193

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YHM
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Hamilton

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Hamilton (YHM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 October 2025.

Round-trip from

C$ 498

One-way from

C$ 193

Popular in

January

Cheapest in

September

Average price

C$ 418
10/12-17/12
  • 10/12-17/12
  • 3 total stops
  • 63h 03m total
  • Chicago to Hamilton
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17/12
  • 17/12
  • 1 total stop
  • 9h 00m total
  • Chicago to Hamilton
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Highest demand for flights based on searches. 11% potential increase in price (C$ 68 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from O'Hare Intl to Hamilton

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Hamilton
Explore the most affordable flight options available from O'Hare Intl to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Wed 10/124:01 p.m.ORD - YHM
2 stops45h 19mMultiple Airlines
Wed 17/127:25 a.m.YHM - ORD
1 stop17h 44mMultiple Airlines
Deal found 25/10C$ 498
Thu 11/1212:09 p.m.ORD - YHM
1 stop25h 11mMultiple Airlines
Thu 18/127:25 a.m.YHM - ORD
1 stop8h 37mMultiple Airlines
Deal found 27/10C$ 685
Mon 22/125:00 a.m.ORD - YHM
1 stop9h 00mMultiple Airlines
Wed 24/127:25 a.m.YHM - ORD
1 stop12h 14mMultiple Airlines
Deal found 28/10C$ 820
Sat 20/125:00 a.m.ORD - YHM
1 stop9h 00mMultiple Airlines
Sun 21/127:25 a.m.YHM - ORD
1 stop12h 14mMultiple Airlines
Deal found 26/10C$ 1,092
Tue 25/116:48 a.m.ORD - YHM
3 stops35h 12mMultiple Airlines
Fri 28/117:00 a.m.YHM - ORD
3 stops27h 06mMultiple Airlines
Deal found 26/10C$ 1,569

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Hamilton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Hamilton that are best for you.

Fly from

O'Hare Intl

Fly to

Hamilton

Route

Depart

Return

Price

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 10/12

4:01 p.m.-2:20 p.m.

2 stops45h 19m

Hamilton

Wed 17/12

7:25 a.m.-12:09 a.m.

1 stop17h 44m

C$ 498

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Fri 9/1

6:05 a.m.-2:20 p.m.

1 stop7h 15m

Hamilton

Sun 11/1

7:00 a.m.-5:04 p.m.

1 stop11h 04m

C$ 566

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Thu 11/12

12:09 p.m.-2:20 p.m.

1 stop25h 11m

Hamilton

Thu 18/12

7:25 a.m.-3:02 p.m.

1 stop8h 37m

C$ 685

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Mon 22/12

5:00 a.m.-3:00 p.m.

1 stop9h 00m

Hamilton

Wed 24/12

7:25 a.m.-6:39 p.m.

1 stop12h 14m

C$ 820

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Sat 20/12

5:00 a.m.-3:00 p.m.

1 stop9h 00m

Hamilton

Sun 21/12

7:25 a.m.-6:39 p.m.

1 stop12h 14m

C$ 1,092

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 17/12

5:00 a.m.-3:00 p.m.

1 stop9h 00m

C$ 193

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 10/12

4:01 p.m.-2:20 p.m.

2 stops45h 19m

C$ 211

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Wed 24/12

5:00 a.m.-3:00 p.m.

1 stop9h 00m

C$ 273

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Thu 15/1

5:05 a.m.-3:00 p.m.

1 stop8h 55m

C$ 292

ChicagoHamilton

ORD - YHM

ORDYHM

Chicago O'Hare Intl

Thu 18/12

5:00 a.m.-3:00 p.m.

1 stop9h 00m

C$ 392

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 11 results
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Best time to book a flight from O'Hare Intl to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Hamilton

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Hamilton, Ontario?

Currently, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Hamilton, Ontario (average of C$ 148). Flying from Chicago O'Hare Intl Airport to Hamilton, Ontario in July is currently the most expensive (average of C$ 262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Hamilton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hamilton from Chicago O'Hare Intl?

    Most people fly into Hamilton (YHM) if they book a flight to Hamilton from Chicago O'Hare Intl. On average, Hamilton has 0 inbound flights from Chicago O'Hare Intl per day from 0 airlines. Hamilton is conveniently located just 10.9 km from Hamilton’s city centre.

  • Can I find deals for flights from O'Hare Intl to Hamilton that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Hamilton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Hamilton.

  • Can I find deals for business class flights from O'Hare Intl to Hamilton?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Hamilton, Ontario?

    Currently, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Hamilton, Ontario (average of C$ 148). Flying from Chicago O'Hare Intl Airport to Hamilton, Ontario in July is currently the most expensive (average of C$ 262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Hamilton?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hamilton from O'Hare Intl.

Can Cheapflights find flights from O'Hare Intl to Hamilton with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from O'Hare Intl to Hamilton, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Hamilton become cheaper?

Yes, Cheapflights offers price alerts on O'Hare Intl to Hamilton flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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