How much is a flight from Montreal to Chicago O'Hare?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Montreal and Chicago.

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

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Montreal - Chicago O'Hare route.

Are there multiple airports in Montreal and Chicago?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

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

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Match your flight search to your preferences: Montreal – Chicago O'Hare

Jetcost makes it easy to find the right flight. Set filters for flight time, price, number of stops, and preferred airline. You’ll see offers from the best airlines and travel agencies.

Other popular destinations

Thinking about traveling to United States? Other users also viewed: Atlanta, Los Angeles, Miami, New York City, Orlando.

Don’t forget to check change or cancellation policies, especially if your plans aren’t final. For a more targeted search, you can also set price limits directly in the filters.