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BUF to ROI: distance & flight time
Buffalo (Buffalo Niagara International Airport) → Roi Et (Roi Et Airport)
8,353 mi
13,443 km · 7,259 nm
16h 51m
estimated nonstop flight time
+11h
time difference · heading north
See live BUF→ROI fares Phone-only fares on this route — call free
Flight time details
8,353 miles nonstop takes roughly 16h 51m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- BUF — Buffalo Niagara International Airport · Buffalo, United States
- ROI — Roi Et Airport · Roi Et, Thailand
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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 mi away
Frequently asked questions
How far is BUF from ROI?
The flight distance from Buffalo (BUF) to Roi Et (ROI) is 8,353 miles (13,443 km, 7,259 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BUF to ROI?
A nonstop flight takes about 16h 51m 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 Roi Et?
Roi Et is 11 hours ahead of Buffalo.
What is the cheapest way to fly from BUF to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BUF–ROI that never appear on search engines, with no booking fees.