$267+ Cheap flights from Illinois to Hamilton, ON (YHM)
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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YHM
Apr 29 — May 61
1 adult, Economy
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Find cheap flights from Illinois to Hamilton with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Hamilton
Keep the following information in mind while searching for Illinois to Hamilton flight deals. Data was last updated April 24, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $425 (Kiwi.com) |
One-way from | $267 (Mytrip) |
Popular in | November |
Cheapest in | July |
Average price | $335 |
Find flight deals from Illinois to Hamilton
Cheapest flights from Illinois to HamiltonExplore the most affordable flight options available from Illinois to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
Explore the most affordable flight options available from Illinois to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/66:00 amORD - YHM
2 stops17h 41mMultiple Airlines
Fri 6/139:20 amYHM - ORD
1 stop28h 19mMultiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$425
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/55:30 pmORD - YHM
1 stop30h 11mWestJet
Thu 6/126:00 amYHM - ORD
1 stop11h 44mWestJet
Deal found 4/23![WestJet logo]()
$896
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Illinois to Hamilton that are best for you.
Fly from
Illinois
Fly to
Hamilton
Route
Depart
Return
Price
ChicagoHamilton
ORD - YHM
ORDYHM
Chicago O'Hare Intl
Fri 6/6
6:00 am-12:41 am
2 stops17h 41m
Hamilton
Fri 6/13
9:20 am-12:39 pm
1 stop28h 19m
$425
ChicagoHamilton
ORD - YHM
ORDYHM
Chicago O'Hare Intl
Thu 6/5
5:30 pm-12:41 am
1 stop30h 11m
Hamilton
Thu 6/12
6:00 am-4:44 pm
1 stop11h 44m
$896
ChicagoHamilton
ORD - YHM
ORDYHM
Chicago O'Hare Intl
Tue 4/29
11:53 am-12:41 am
3 stops35h 48m
$267
ChicagoHamilton
ORD - YHM
ORDYHM
Chicago O'Hare Intl
Sun 5/25
5:30 pm-12:41 am
1 stop30h 11m
$274
Best time to book a flight from Illinois to Hamilton
Have a flexible travel schedule? Discover the best time to fly to Hamilton from Illinois 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 Illinois to Hamilton
Rainfall in Hamilton by month
Plan your trip to Hamilton by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Hamilton, Ontario ranges from 2.3 - 4.0 inches per month. July is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Hamilton, Ontario when rainfall is around 2.3 in.
Temperature in Hamilton by month
Plan your trip to Hamilton by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Hamilton, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Hamilton
Get insights into the airlines that provide service to Hamilton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hamilton. Reviews last updated April 24, 2025.
Comfort
7.0
Food
6.2
Boarding
7.4
Crew
7.9
Overall
7.2
Entertainment
6.1
Reviews
1 / 20
10.0
ExcellentSugith,Jan 2025
CUN - YYZ
Comfort
7.0
Food
6.2
Boarding
7.4
Crew
7.9
Overall
7.2
Entertainment
6.1
Reviews
1 / 20
10.0
ExcellentSugith,Jan 2025
CUN - YYZ