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KLS to HDY: distance & flight time
Kelso (Southwest Washington Regional Airport) → Hat Yai (Hat Yai International Airport)
7,908 mi
12,726 km · 6,871 nm
15h 58m
estimated nonstop flight time
+14h
time difference · heading northwest
See live KLS→HDY fares Phone-only fares on this route — call free
Flight time details
7,908 miles nonstop takes roughly 15h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- HDY — Hat Yai International Airport · Hat Yai, Thailand
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 HDY
- SGZ · Songkhla Airport23 mi away
- AOR · Sultan Abdul Halim Airport51 mi away
- PAN · Pattani Airport53 mi away
- LGK · Langkawi International Airport62 mi away
Frequently asked questions
How far is KLS from HDY?
The flight distance from Kelso (KLS) to Hat Yai (HDY) is 7,908 miles (12,726 km, 6,871 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to HDY?
A nonstop flight takes about 15h 58m 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 Hat Yai?
Hat Yai is 14 hours ahead of Kelso.
What is the cheapest way to fly from KLS to HDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–HDY that never appear on search engines, with no booking fees.