How to estimate the price of a flight from Montreal Trudeau to Chicago O'Hare?

It depends. Prices for flights from Montreal to Chicago fluctuate based on several factors.

Select your dates to check current offers.

Checking fares across several nearby dates can help you see which days offer the best deals. Jetcost lets you track price changes and grab the best opportunities.

Flying between Montreal and Chicago? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Montreal: Montreal has 2 airports - Saint-Hubert, Trudeau International.
• Airports in Chicago: Chicago has 3 airports - Midway, O'Hare, Rockford.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Montreal airports in a single search.

Flight filters for the route Montreal Trudeau – Chicago O'Hare

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Atlanta, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.