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KLS to INI: distance & flight time
Kelso (Southwest Washington Regional Airport) → Nis (Nis Airport)
5,890 mi
9,479 km · 5,118 nm
12h 1m
estimated nonstop flight time
+9h
time difference · heading northeast
See live KLS→INI fares Phone-only fares on this route — call free
Flight time details
5,890 miles nonstop takes roughly 12h 1m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- INI — Nis Airport · Nis, Serbia
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 KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 mi away
Near INI
- PRN · Priština International Airport67 mi away
- SOF · Sofia Airport90 mi away
- SKP · Skopje Alexander the Great Airport96 mi away
- CRA · Craiova Airport122 mi away
Frequently asked questions
How far is KLS from INI?
The flight distance from Kelso (KLS) to Nis (INI) is 5,890 miles (9,479 km, 5,118 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to INI?
A nonstop flight takes about 12h 1m 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 Kelso and Nis?
Nis is 9 hours ahead of Kelso.
What is the cheapest way to fly from KLS to INI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–INI that never appear on search engines, with no booking fees.