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KOP to IAG: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Niagara Falls (Niagara Falls International Airport)
8,251 mi
13,279 km · 7,170 nm
16h 39m
estimated nonstop flight time
-11h
time difference · heading north
See live KOP→IAG fares Phone-only fares on this route — call free
Flight time details
8,251 miles nonstop takes roughly 16h 39m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- IAG — Niagara Falls International Airport · Niagara Falls, 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 mi away
Near IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is KOP from IAG?
The flight distance from Nakhon Phanom (KOP) to Niagara Falls (IAG) is 8,251 miles (13,279 km, 7,170 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to IAG?
A nonstop flight takes about 16h 39m 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 Nakhon Phanom and Niagara Falls?
Niagara Falls is 11 hours behind Nakhon Phanom.
What is the cheapest way to fly from KOP to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–IAG that never appear on search engines, with no booking fees.