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GNI to GAI: distance & flight time
Green Island (Lyudao Airport) → Gaithersburg (Montgomery County Airpark)
7,997 mi
12,871 km · 6,950 nm
16h 9m
estimated nonstop flight time
-12h
time difference · heading north
See live GNI→GAI fares Phone-only fares on this route — call free
Flight time details
7,997 miles nonstop takes roughly 16h 9m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- GNI — Lyudao Airport · Green Island, Taiwan
- GAI — Montgomery County Airpark · Gaithersburg, United States
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 GNI
- TTT · Taitung Airport24 mi away
- KYD · Lanyu Airport45 mi away
- PIF · Pingtung North Airport63 mi away
- HCN · Hengchun Airport64 mi away
Near GAI
Frequently asked questions
How far is GNI from GAI?
The flight distance from Green Island (GNI) to Gaithersburg (GAI) is 7,997 miles (12,871 km, 6,950 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNI to GAI?
A nonstop flight takes about 16h 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 Green Island and Gaithersburg?
Gaithersburg is 12 hours behind Green Island.
What is the cheapest way to fly from GNI to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNI–GAI that never appear on search engines, with no booking fees.