Distance From Grundy Municipal Airport to Buffalo Niagara International Airport

The distance from Grundy Municipal Airport () to Buffalo Niagara International Airport (BUF) is 434 miles or 698 kilometers or 377 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 Grundy ( United States ) to Buffalo ( United States )?

A one-way nonstop (direct) flight between Grundy and Buffalo takes around 0 hours 59 minutes.

Estimated flight time from Grundy Municipal Airport, Grundy, United States to Buffalo Niagara International Airport, Buffalo, United States is 0 hours 59 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		698 km
Statute Miles		434 miles
Nautical Miles		377 nm
Avg. Time of Flight		0 hours 59 minutes

Grundy Municipal Airport to Buffalo Niagara International Airport Flight Route Map - to BUF Flight Path

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

Click to see flight route on Google Map between Grundy, United States and Buffalo, United States. .

Nonstop flight route between Grundy, United States and Buffalo, United States.

Time Difference Between the Airports • - BUF

Time difference between Grundy (United States) and Buffalo (United States) is 0 Hours.

Location	Local Time
Grundy (United States)	2026-05-04, 15:38:44 EDT
Buffalo (United States)	2026-05-04, 15:38:44 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

Grundy Municipal Airport ( / KGDY) Grundy, United States

Destination

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