Distance From Osvaldo Vieira International Airport to Buffalo Niagara International Airport, OXB - BUF Distance

The distance from Osvaldo Vieira International Airport (OXB) to Buffalo Niagara International Airport (BUF) is 4305 miles or 6928 kilometers or 3739 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 Bissau ( Guinea-Bissau ) to Buffalo ( United States )?

A one-way nonstop (direct) flight between Bissau and Buffalo takes around 9 hours 53 minutes.

Estimated flight time from Osvaldo Vieira International Airport, Bissau, Guinea-Bissau to Buffalo Niagara International Airport, Buffalo, United States is 9 hours 53 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 • OXB - BUF

Kilometers		6928 km
Statute Miles		4305 miles
Nautical Miles		3739 nm
Avg. Time of Flight		9 hours 53 minutes

Osvaldo Vieira International Airport to Buffalo Niagara International Airport Flight Route Map - OXB to BUF Flight Path

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

Click to see flight route on Google Map between Bissau, Guinea-Bissau and Buffalo, United States. .

Nonstop flight route between Bissau, Guinea-Bissau and Buffalo, United States.

Time Difference Between the Airports • OXB - BUF

Time difference between Bissau (Guinea-Bissau) and Buffalo (United States) is 4 Hours.
Buffalo time is 4 Hours behind Bissau.

Location	Local Time
Bissau (Guinea-Bissau)	2026-10-26, 23:14:24 GMT
Buffalo (United States)	2026-10-26, 19:14:24 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

Osvaldo Vieira International Airport (OXB / GGOV) Bissau, Guinea-Bissau

Destination

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