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GAI to GIU: distance & flight time
Gaithersburg (Montgomery County Airpark) → Sigiriya (Sigiriya Air Force Base)
8,886 mi
14,300 km · 7,722 nm
17h 53m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live GAI→GIU fares Phone-only fares on this route — call free
Flight time details
8,886 miles nonstop takes roughly 17h 53m 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
- GIU — Sigiriya Air Force Base · Sigiriya, 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 GIU
- HIM · Hingurakgoda Air Force Base18 mi away
- ACJ · Anuradhapura Air Force Base31 mi away
- TRR · China Bay Airport51 mi away
- BTC · Batticaloa Airport67 mi away
Frequently asked questions
How far is GAI from GIU?
The flight distance from Gaithersburg (GAI) to Sigiriya (GIU) is 8,886 miles (14,300 km, 7,722 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to GIU?
A nonstop flight takes about 17h 53m 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 Sigiriya?
Sigiriya is 9.5 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to GIU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–GIU that never appear on search engines, with no booking fees.