Distance From Thetford Mines Airport to Buffalo Niagara International Airport

The distance from Thetford Mines Airport () to Buffalo Niagara International Airport (BUF) is 427 miles or 686 kilometers or 371 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Thetford Mines ( Canada ) to Buffalo ( United States )?

A one-way nonstop (direct) flight between Thetford Mines and Buffalo takes around 0 hours 58 minutes.

Estimated flight time from Thetford Mines Airport, Thetford Mines, Canada to Buffalo Niagara International Airport, Buffalo, United States is 0 hours 58 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - BUF

Kilometers		686 km
Statute Miles		427 miles
Nautical Miles		371 nm
Avg. Time of Flight		0 hours 58 minutes

Thetford Mines Airport to Buffalo Niagara International Airport Flight Route Map - to BUF Flight Path

Location of Thetford Mines Airport & Buffalo Niagara International Airport is given below.
Click the map to view Thetford Mines to Buffalo nonstop flight path and travel direction.

Click to see flight route on Google Map between Thetford Mines, Canada and Buffalo, United States. .

Nonstop flight route between Thetford Mines, Canada and Buffalo, United States.

Time Difference Between the Airports • - BUF

Time difference between Thetford Mines (Canada) and Buffalo (United States) is 1 Hours.
Buffalo time is 1 Hours behind Thetford Mines.

Location	Local Time
Thetford Mines (Canada)	2026-04-13, 14:05:19 ADT
Buffalo (United States)	2026-04-13, 13:05:19 EDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Thetford Mines Airport ( / CSM3) Thetford Mines, Canada

Destination

Buffalo Niagara International Airport (BUF / KBUF) Buffalo, United States