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GAI to HHP: distance & flight time
Gaithersburg (Montgomery County Airpark) → Hong Kong (Shun Tak Heliport)
8,128 mi
13,081 km · 7,063 nm
16h 24m
estimated nonstop flight time
+12h
time difference · heading north
See live GAI→HHP fares Phone-only fares on this route — call free
Flight time details
8,128 miles nonstop takes roughly 16h 24m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- HHP — Shun Tak Heliport · Hong Kong, Hong Kong
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 HHP
- HKG · Hong Kong International Airport15 mi away
- SZX · Shenzhen Bao'an International Airport33 mi away
- MFM · Macau International Airport37 mi away
- ZUH · Zhuhai Jinwan Airport53 mi away
Frequently asked questions
How far is GAI from HHP?
The flight distance from Gaithersburg (GAI) to Hong Kong (HHP) is 8,128 miles (13,081 km, 7,063 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to HHP?
A nonstop flight takes about 16h 24m 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 Hong Kong?
Hong Kong is 12 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to HHP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–HHP that never appear on search engines, with no booking fees.