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KLS to ZAG: distance & flight time
Kelso (Southwest Washington Regional Airport) → Zagreb (Zagreb Airport)
5,617 mi
9,040 km · 4,881 nm
11h 29m
estimated nonstop flight time
+9h
time difference · heading northeast
See live KLS→ZAG fares Phone-only fares on this route — call free
Flight time details
5,617 miles nonstop takes roughly 11h 29m 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
- ZAG — Zagreb Airport · Zagreb, Croatia
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 ZAG
- MBX · Maribor Airport54 mi away
- RJK · Rijeka Airport81 mi away
- BNX · Banja Luka International Airport81 mi away
- SOB · Sármellék International Airport83 mi away
Frequently asked questions
How far is KLS from ZAG?
The flight distance from Kelso (KLS) to Zagreb (ZAG) is 5,617 miles (9,040 km, 4,881 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to ZAG?
A nonstop flight takes about 11h 29m 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 Zagreb?
Zagreb is 9 hours ahead of Kelso.
What is the cheapest way to fly from KLS to ZAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–ZAG that never appear on search engines, with no booking fees.