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HGH to USM: distance & flight time
Hangzhou (Hangzhou Xiaoshan International Airport) → Ko Samui (Samui Airport)
1,940 mi
3,123 km · 1,686 nm
4h 16m
estimated nonstop flight time
-1h
time difference · heading southwest
See live HGH→USM fares Phone-only fares on this route — call free
Flight time details
1,940 miles nonstop takes roughly 4h 16m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- HGH — Hangzhou Xiaoshan International Airport · Hangzhou, China
- USM — Samui Airport · Ko Samui, Thailand
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is HGH from USM?
The flight distance from Hangzhou (HGH) to Ko Samui (USM) is 1,940 miles (3,123 km, 1,686 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HGH to USM?
A nonstop flight takes about 4h 16m 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 Ko Samui?
Ko Samui is 1 hour behind Hangzhou.
What is the cheapest way to fly from HGH to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HGH–USM that never appear on search engines, with no booking fees.