Need help booking?
Unpublished phone-only deals available
GNT to GIU: distance & flight time
Grants (Grants-Milan Municipal Airport) → Sigiriya (Sigiriya Air Force Base)
9,405 mi
15,135 km · 8,172 nm
18h 54m
estimated nonstop flight time
+11.5h
time difference · heading north
See live GNT→GIU fares Phone-only fares on this route — call free
Flight time details
9,405 miles nonstop takes roughly 18h 54m 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
- 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 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 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 GNT from GIU?
The flight distance from Grants (GNT) to Sigiriya (GIU) is 9,405 miles (15,135 km, 8,172 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNT to GIU?
A nonstop flight takes about 18h 54m 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 Sigiriya?
Sigiriya is 11.5 hours ahead of Grants.
What is the cheapest way to fly from GNT to GIU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNT–GIU that never appear on search engines, with no booking fees.