Need help booking?
Unpublished phone-only deals available
GNT to KCT: distance & flight time
Grants (Grants-Milan Municipal Airport) → Koggala (Koggala Airport)
9,543 mi
15,358 km · 8,293 nm
19h 11m
estimated nonstop flight time
+11.5h
time difference · heading north
See live GNT→KCT fares Phone-only fares on this route — call free
Flight time details
9,543 miles nonstop takes roughly 19h 11m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- GNT — Grants-Milan Municipal Airport · Grants, 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 GNT
- GUP · Gallup Municipal Airport55 mi away
- ABQ · Albuquerque International Sunport74 mi away
- LAM · Los Alamos Airport104 mi away
- SAF · Santa Fe Municipal Airport107 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 GNT from KCT?
The flight distance from Grants (GNT) to Koggala (KCT) is 9,543 miles (15,358 km, 8,293 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNT to KCT?
A nonstop flight takes about 19h 11m 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 Grants and Koggala?
Koggala is 11.5 hours ahead of Grants.
What is the cheapest way to fly from GNT to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNT–KCT that never appear on search engines, with no booking fees.