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GAI to CSX: distance & flight time
Gaithersburg (Montgomery County Airpark) → Changcha (Changsha Huanghua International Airport)
7,735 mi
12,448 km · 6,721 nm
15h 38m
estimated nonstop flight time
+13h
time difference · heading north
See live GAI→CSX fares Phone-only fares on this route — call free
Flight time details
7,735 miles nonstop takes roughly 15h 38m gate to gate, flying north. 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
- CSX — Changsha Huanghua International Airport · Changcha, China
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 CSX
- YIC · Yichun Mingyueshan Airport71 mi away
- HNY · Hengyang Nanyue Airport96 mi away
- CGD · Changde Airport108 mi away
- JGS · Jinggangshan Airport131 mi away
Frequently asked questions
How far is GAI from CSX?
The flight distance from Gaithersburg (GAI) to Changcha (CSX) is 7,735 miles (12,448 km, 6,721 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to CSX?
A nonstop flight takes about 15h 38m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GAI to CSX?
Nonstop service on GAI–CSX depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 15h 38m nonstop estimate.
What is the time difference between Gaithersburg and Changcha?
Changcha is 13 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to CSX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–CSX that never appear on search engines, with no booking fees.
Why are some GAI to CSX fares phone-only?
Consolidator contracts let us sell certain GAI–CSX tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.