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GRF to KCT: distance & flight time
Fort Lewis (Gray Army Air Field) → Koggala (Koggala Airport)
8,512 mi
13,698 km · 7,396 nm
17h 9m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live GRF→KCT fares Phone-only fares on this route — call free
Flight time details
8,512 miles nonstop takes roughly 17h 9m 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
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
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 GRF from KCT?
The flight distance from Fort Lewis (GRF) to Koggala (KCT) is 8,512 miles (13,698 km, 7,396 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to KCT?
A nonstop flight takes about 17h 9m 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 Fort Lewis and Koggala?
Koggala is 12.5 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–KCT that never appear on search engines, with no booking fees.