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GAI to NGS: distance & flight time
Gaithersburg (Montgomery County Airpark) → Nagasaki (Nagasaki Airport)
7,163 mi
11,527 km · 6,224 nm
14h 31m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GAI→NGS fares Phone-only fares on this route — call free
Flight time details
7,163 miles nonstop takes roughly 14h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- NGS — Nagasaki Airport · Nagasaki, Japan
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 NGS
- HSG · Saga Airport28 mi away
- AXJ · Amakusa Airport33 mi away
- KMJ · Kumamoto Airport55 mi away
- FUK · Fukuoka Airport56 mi away
Frequently asked questions
How far is GAI from NGS?
The flight distance from Gaithersburg (GAI) to Nagasaki (NGS) is 7,163 miles (11,527 km, 6,224 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to NGS?
A nonstop flight takes about 14h 31m 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 Nagasaki?
Nagasaki is 13 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to NGS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–NGS that never appear on search engines, with no booking fees.