How much should you expect to spend for a flight from Chicago O'Hare to Montreal Trudeau?

Flight prices from Chicago to Montreal change depending on demand and time of booking.

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

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

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

Choose the right flight for your trip from Chicago O'Hare to Montreal Trudeau

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from eDreams, Expedia, and more.

Other popular destinations

Flying to Canada? Many users also explore: Calgary, Halifax, Montreal, Toronto, Vancouver.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.