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KLS to CMB: distance & flight time
Kelso (Southwest Washington Regional Airport) → Colombo (Bandaranaike International Colombo Airport)
8,495 mi
13,672 km · 7,382 nm
17h 7m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live KLS→CMB fares Phone-only fares on this route — call free
Flight time details
8,495 miles nonstop takes roughly 17h 7m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- CMB — Bandaranaike International Colombo Airport · Colombo, Sri Lanka
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 CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 mi away
Frequently asked questions
How far is KLS from CMB?
The flight distance from Kelso (KLS) to Colombo (CMB) is 8,495 miles (13,672 km, 7,382 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to CMB?
A nonstop flight takes about 17h 7m 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 Colombo?
Colombo is 12.5 hours ahead of Kelso.
What is the cheapest way to fly from KLS to CMB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–CMB that never appear on search engines, with no booking fees.