Need help booking?
Unpublished phone-only deals available
KLS to LHW: distance & flight time
Kelso (Southwest Washington Regional Airport) → Lanzhou (Lanzhou Zhongchuan Airport)
6,038 mi
9,717 km · 5,247 nm
12h 18m
estimated nonstop flight time
+15h
time difference · heading northwest
See live KLS→LHW fares Phone-only fares on this route — call free
Flight time details
6,038 miles nonstop takes roughly 12h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- LHW — Lanzhou Zhongchuan Airport · Lanzhou, China
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 LHW
- XNN · Xining Caojiabu Airport88 mi away
- ZHY · Zhongwei Shapotou Airport112 mi away
- GXH · Gannan Xiahe Airport130 mi away
- GYU · Guyuan Liupanshan Airport148 mi away
Frequently asked questions
How far is KLS from LHW?
The flight distance from Kelso (KLS) to Lanzhou (LHW) is 6,038 miles (9,717 km, 5,247 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to LHW?
A nonstop flight takes about 12h 18m 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 Lanzhou?
Lanzhou is 15 hours ahead of Kelso.
What is the cheapest way to fly from KLS to LHW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–LHW that never appear on search engines, with no booking fees.