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KUH to RML: distance & flight time
Kushiro (Kushiro Airport) → Colombo (Colombo Ratmalana Airport)
4,608 mi
7,416 km · 4,004 nm
9h 30m
estimated nonstop flight time
-3.5h
time difference · heading west
See live KUH→RML fares Phone-only fares on this route — call free
Flight time details
4,608 miles nonstop takes roughly 9h 30m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time set-back when reading arrival times on your ticket.
The two airports
- KUH — Kushiro Airport · Kushiro, Japan
- RML — Colombo Ratmalana 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 KUH
- SHB · Nakashibetsu Airport53 mi away
- OBO · Tokachi-Obihiro Airport54 mi away
- MMB · Memanbetsu Airport58 mi away
- MBE · Monbetsu Airport96 mi away
Near RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Frequently asked questions
How far is KUH from RML?
The flight distance from Kushiro (KUH) to Colombo (RML) is 4,608 miles (7,416 km, 4,004 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KUH to RML?
A nonstop flight takes about 9h 30m 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 Kushiro and Colombo?
Colombo is 3.5 hours behind Kushiro.
What is the cheapest way to fly from KUH to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KUH–RML that never appear on search engines, with no booking fees.