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AAH to KLS: distance & flight time
Aachen (Aachen-Merzbrück Airport) → Kelso (Southwest Washington Regional Airport)
5,084 mi
8,182 km · 4,418 nm
10h 26m
estimated nonstop flight time
-9h
time difference · heading northwest
See live AAH→KLS fares Phone-only fares on this route — call free
Flight time details
5,084 miles nonstop takes roughly 10h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- AAH — Aachen-Merzbrück Airport · Aachen, Germany
- KLS — Southwest Washington Regional Airport · Kelso, 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 AAH
- GKE · Geilenkirchen Air Base11 mi away
- MST · Maastricht Aachen Airport19 mi away
- MGL · Mönchengladbach Airport31 mi away
- LGG · Liège Airport35 mi away
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
Frequently asked questions
How far is AAH from KLS?
The flight distance from Aachen (AAH) to Kelso (KLS) is 5,084 miles (8,182 km, 4,418 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AAH to KLS?
A nonstop flight takes about 10h 26m 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 Aachen and Kelso?
Kelso is 9 hours behind Aachen.
What is the cheapest way to fly from AAH to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AAH–KLS that never appear on search engines, with no booking fees.