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SLD to BUF: distance & flight time
Sliac (Sliač Airport) → Buffalo (Buffalo Niagara International Airport)
4,392 mi
7,069 km · 3,817 nm
9h 5m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SLD→BUF fares Phone-only fares on this route — call free
Flight time details
4,392 miles nonstop takes roughly 9h 5m 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
- SLD — Sliač Airport · Sliac, Slovakia
- 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 SLD
- ILZ · Žilina Airport47 mi away
- TAT · Poprad-Tatry Airport59 mi away
- PZY · Piešťany Airport60 mi away
- UHE · Kunovice Airport82 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 SLD from BUF?
The flight distance from Sliac (SLD) to Buffalo (BUF) is 4,392 miles (7,069 km, 3,817 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLD to BUF?
A nonstop flight takes about 9h 5m 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 Sliac and Buffalo?
Buffalo is 6 hours behind Sliac.
What is the cheapest way to fly from SLD to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLD–BUF that never appear on search engines, with no booking fees.