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KLS to MMB: distance & flight time
Kelso (Southwest Washington Regional Airport) → Memanbetsu (Memanbetsu Airport)
4,263 mi
6,861 km · 3,705 nm
8h 50m
estimated nonstop flight time
+16h
time difference · heading northwest
See live KLS→MMB fares Phone-only fares on this route — call free
Flight time details
4,263 miles nonstop takes roughly 8h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- MMB — Memanbetsu Airport · Memanbetsu, Japan
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 MMB
- SHB · Nakashibetsu Airport45 mi away
- MBE · Monbetsu Airport48 mi away
- KUH · Kushiro Airport58 mi away
- DEE · Mendeleyevo Airport76 mi away
Frequently asked questions
How far is KLS from MMB?
The flight distance from Kelso (KLS) to Memanbetsu (MMB) is 4,263 miles (6,861 km, 3,705 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to MMB?
A nonstop flight takes about 8h 50m 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 Memanbetsu?
Memanbetsu is 16 hours ahead of Kelso.
What is the cheapest way to fly from KLS to MMB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–MMB that never appear on search engines, with no booking fees.