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HGH to GAI: distance & flight time
Hangzhou (Hangzhou Xiaoshan International Airport) → Gaithersburg (Montgomery County Airpark)
7,510 mi
12,086 km · 6,526 nm
15h 12m
estimated nonstop flight time
-12h
time difference · heading north
See live HGH→GAI fares Phone-only fares on this route — call free
Flight time details
7,510 miles nonstop takes roughly 15h 12m 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
- HGH — Hangzhou Xiaoshan International Airport · Hangzhou, China
- 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 HGH
- YIW · Yiwu Airport66 mi away
- NGB · Ningbo Lishe International Airport67 mi away
- SZV · Suzhou Guangfu Airport71 mi away
- SHA · Shanghai Hongqiao International Airport86 mi away
Near GAI
Frequently asked questions
How far is HGH from GAI?
The flight distance from Hangzhou (HGH) to Gaithersburg (GAI) is 7,510 miles (12,086 km, 6,526 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HGH to GAI?
A nonstop flight takes about 15h 12m 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 Hangzhou and Gaithersburg?
Gaithersburg is 12 hours behind Hangzhou.
What is the cheapest way to fly from HGH to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HGH–GAI that never appear on search engines, with no booking fees.