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SAY to BUF: distance & flight time
Siena (Siena-Ampugnano Airport) → Buffalo (Buffalo Niagara International Airport)
4,295 mi
6,912 km · 3,732 nm
8h 53m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SAY→BUF fares Phone-only fares on this route — call free
Flight time details
4,295 miles nonstop takes roughly 8h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- SAY — Siena-Ampugnano Airport · Siena, Italy
- BUF — Buffalo Niagara International Airport · Buffalo, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Near BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is SAY from BUF?
The flight distance from Siena (SAY) to Buffalo (BUF) is 4,295 miles (6,912 km, 3,732 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAY to BUF?
A nonstop flight takes about 8h 53m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Siena and Buffalo?
Buffalo is 6 hours behind Siena.
What is the cheapest way to fly from SAY to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAY–BUF that never appear on search engines, with no booking fees.