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CPH to IAG: distance & flight time
Copenhagen (Copenhagen Kastrup Airport) → Niagara Falls (Niagara Falls International Airport)
3,901 mi
6,279 km · 3,390 nm
8h 7m
estimated nonstop flight time
-6h
time difference · heading northwest
See live CPH→IAG fares Phone-only fares on this route — call free
Flight time details
3,901 miles nonstop takes roughly 8h 7m 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
- CPH — Copenhagen Kastrup Airport · Copenhagen, Denmark
- 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 CPH
- RKE · Copenhagen Roskilde Airport21 mi away
- MMX · Malmö Sturup Airport29 mi away
- AGH · Ängelholm-Helsingborg Airport47 mi away
- KID · Kristianstad Airport59 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 CPH from IAG?
The flight distance from Copenhagen (CPH) to Niagara Falls (IAG) is 3,901 miles (6,279 km, 3,390 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPH to IAG?
A nonstop flight takes about 8h 7m 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 Copenhagen and Niagara Falls?
Niagara Falls is 6 hours behind Copenhagen.
What is the cheapest way to fly from CPH to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPH–IAG that never appear on search engines, with no booking fees.