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GAI to KCT: distance & flight time
Gaithersburg (Montgomery County Airpark) → Koggala (Koggala Airport)
9,001 mi
14,485 km · 7,821 nm
18h 7m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live GAI→KCT fares Phone-only fares on this route — call free
Flight time details
9,001 miles nonstop takes roughly 18h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, 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 GAI
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 GAI from KCT?
The flight distance from Gaithersburg (GAI) to Koggala (KCT) is 9,001 miles (14,485 km, 7,821 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to KCT?
A nonstop flight takes about 18h 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 Gaithersburg and Koggala?
Koggala is 9.5 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–KCT that never appear on search engines, with no booking fees.