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KLS to LAF: distance & flight time
Kelso (Southwest Washington Regional Airport) → Lafayette (Purdue University Airport)
1,835 mi
2,953 km · 1,595 nm
4h 4m
estimated nonstop flight time
+3h
time difference · heading east
See live KLS→LAF fares Phone-only fares on this route — call free
Flight time details
1,835 miles nonstop takes roughly 4h 4m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- LAF — Purdue University Airport · Lafayette, 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 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 LAF
- DNV · Vermilion Regional Airport38 mi away
- RNZ · Jasper County Airport39 mi away
- GUS · Grissom Air Reserve Base44 mi away
- OKK · Kokomo Municipal Airport47 mi away
Frequently asked questions
How far is KLS from LAF?
The flight distance from Kelso (KLS) to Lafayette (LAF) is 1,835 miles (2,953 km, 1,595 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to LAF?
A nonstop flight takes about 4h 4m 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 Lafayette?
Lafayette is 3 hours ahead of Kelso.
What is the cheapest way to fly from KLS to LAF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–LAF that never appear on search engines, with no booking fees.