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BUF to SWU: distance & flight time
Buffalo (Buffalo Niagara International Airport) → Suwon (Suwon Airport)
6,666 mi
10,727 km · 5,792 nm
13h 32m
estimated nonstop flight time
+13h
time difference · heading north
See live BUF→SWU fares Phone-only fares on this route — call free
Flight time details
6,666 miles nonstop takes roughly 13h 32m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- BUF — Buffalo Niagara International Airport · Buffalo, United States
- SWU — Suwon Airport · Suwon, South Korea
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 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
Near SWU
- ICN · Incheon International Airport34 mi away
- OSN · Osan Air Base10 mi away
- SSN · Seoul Air Base (K-16)15 mi away
- GMP · Gimpo International Airport25 mi away
Frequently asked questions
How far is BUF from SWU?
The flight distance from Buffalo (BUF) to Suwon (SWU) is 6,666 miles (10,727 km, 5,792 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BUF to SWU?
A nonstop flight takes about 13h 32m 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 Buffalo and Suwon?
Suwon is 13 hours ahead of Buffalo.
What is the cheapest way to fly from BUF to SWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BUF–SWU that never appear on search engines, with no booking fees.