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SXI to KLS: distance & flight time
Siri Island (Sirri Island Airport) → Kelso (Southwest Washington Regional Airport)
7,458 mi
12,002 km · 6,481 nm
15h 5m
estimated nonstop flight time
-10.5h
time difference · heading north
See live SXI→KLS fares Phone-only fares on this route — call free
Flight time details
7,458 miles nonstop takes roughly 15h 5m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- SXI — Sirri Island Airport · Siri Island, Iran
- 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 SXI
- DXB · Dubai International Airport69 mi away
- AEU · Abu Musa Island Airport31 mi away
- BDH · Bandar Lengeh Airport47 mi away
- KIH · Kish International Airport55 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 SXI from KLS?
The flight distance from Siri Island (SXI) to Kelso (KLS) is 7,458 miles (12,002 km, 6,481 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SXI to KLS?
A nonstop flight takes about 15h 5m 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 Siri Island and Kelso?
Kelso is 10.5 hours behind Siri Island.
What is the cheapest way to fly from SXI to KLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SXI–KLS that never appear on search engines, with no booking fees.