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KLV to IAG: distance & flight time
Karlovy Vary (Karlovy Vary International Airport) → Niagara Falls (Niagara Falls International Airport)
4,100 mi
6,599 km · 3,563 nm
8h 30m
estimated nonstop flight time
-6h
time difference · heading northwest
See live KLV→IAG fares Phone-only fares on this route — call free
Flight time details
4,100 miles nonstop takes roughly 8h 30m 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
- KLV — Karlovy Vary International Airport · Karlovy Vary, Czech Republic
- 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 KLV
- HOQ · Hof-Plauen Airport47 mi away
- AOC · Altenburg-Nobitz Airport57 mi away
- BYU · Bayreuth Airport58 mi away
- PRG · Václav Havel Airport Prague60 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 KLV from IAG?
The flight distance from Karlovy Vary (KLV) to Niagara Falls (IAG) is 4,100 miles (6,599 km, 3,563 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLV to IAG?
A nonstop flight takes about 8h 30m 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 Karlovy Vary and Niagara Falls?
Niagara Falls is 6 hours behind Karlovy Vary.
What is the cheapest way to fly from KLV to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLV–IAG that never appear on search engines, with no booking fees.