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HLD to GAI: distance & flight time
Hailar (Dongshan Airport) → Gaithersburg (Montgomery County Airpark)
6,243 mi
10,048 km · 5,425 nm
12h 43m
estimated nonstop flight time
-12h
time difference · heading north
See live HLD→GAI fares Phone-only fares on this route — call free
Flight time details
6,243 miles nonstop takes roughly 12h 43m 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
- HLD — Dongshan Airport · Hailar, 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 HLD
- NZH · Manzhouli Xijiao Airport115 mi away
- YIE · Arxan Yi'ershi Airport131 mi away
Near GAI
Frequently asked questions
How far is HLD from GAI?
The flight distance from Hailar (HLD) to Gaithersburg (GAI) is 6,243 miles (10,048 km, 5,425 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLD to GAI?
A nonstop flight takes about 12h 43m 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 Hailar and Gaithersburg?
Gaithersburg is 12 hours behind Hailar.
What is the cheapest way to fly from HLD to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLD–GAI that never appear on search engines, with no booking fees.