Chicago O'Hare International Airport, United States ↔ Montreal / Pierre Elliott Trudeau International Airport, Canada
A direct route between Chicago and Montréal appears in the OpenFlights route network.
Airlines currently operating this route:
Observed from recent schedules · as of 20 Jul 2026 — sampled, not a live timetable; confirm with the airline.
Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.
Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.
Chicago (ORD) and Montréal (YUL) are around 1,201 km (746 miles) apart — an estimated 2h 0m by air. Distances and flight times are great-circle estimates.
Airlines recorded operating this route in the OpenFlights network include Air Canada, American Airlines, Envoy Air, NetJets Aviation, United Airlines. This reflects historical scheduled service and may be out of date.
Time difference ~ 1 hour (varies with daylight-saving).
Across Canada, the warmest month on average is July, with mean temperatures around 25°C. These are country-level monthly climate normals, not airport-specific.
The UK FCDO currently rates United States as Normal precautions; The UK FCDO rates Canada as Normal precautions. Check the official sources before you travel.
Distances and flight times are great-circle estimates, not booked block times.