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RNT to KCT: distance & flight time
Renton (Renton Municipal Airport) → Koggala (Koggala Airport)
8,494 mi
13,670 km · 7,381 nm
17h 7m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live RNT→KCT fares Phone-only fares on this route — call free
Flight time details
8,494 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
- RNT — Renton Municipal Airport · Renton, United States
- KCT — Koggala Airport · Koggala, 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 RNT
Near KCT
- HRI · Mattala Rajapaksa International Airport59 mi away
- RML · Colombo Ratmalana Airport65 mi away
- WRZ · Weerawila Airport65 mi away
- CMB · Bandaranaike International Colombo Airport87 mi away
Frequently asked questions
How far is RNT from KCT?
The flight distance from Renton (RNT) to Koggala (KCT) is 8,494 miles (13,670 km, 7,381 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RNT to KCT?
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 Renton and Koggala?
Koggala is 12.5 hours ahead of Renton.
What is the cheapest way to fly from RNT to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RNT–KCT that never appear on search engines, with no booking fees.