Distance From Buffalo Niagara International Airport to San Diego International Airport, BUF - SAN Distance

The distance from Buffalo Niagara International Airport (BUF) to San Diego International Airport (SAN) is 2192 miles or 3528 kilometers or 1904 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 Buffalo ( United States ) to San Diego ( United States )?

A one-way nonstop (direct) flight between Buffalo and San Diego takes around 5 hours 2 minutes.

Estimated flight time from Buffalo Niagara International Airport, Buffalo, United States to San Diego International Airport, San Diego, United States is 5 hours 2 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 - SAN

Kilometers		3528 km
Statute Miles		2192 miles
Nautical Miles		1904 nm
Avg. Time of Flight		5 hours 2 minutes

Buffalo Niagara International Airport to San Diego International Airport Flight Route Map - BUF to SAN Flight Path

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

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

Nonstop flight route between Buffalo, United States and San Diego, United States.

Time Difference Between the Airports • BUF - SAN

Time difference between Buffalo (United States) and San Diego (United States) is 3 Hours.
San Diego time is 3 Hours behind Buffalo.

Location	Local Time
Buffalo (United States)	2025-03-22, 04:51:43 EDT
San Diego (United States)	2025-03-22, 01:51:43 PDT

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

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

Destination

San Diego International Airport (SAN / KSAN) San Diego, United States