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DYG to USM: distance & flight time
Dayong (Dayong Airport) → Ko Samui (Samui Airport)
1,509 mi
2,429 km · 1,311 nm
3h 26m
estimated nonstop flight time
-1h
time difference · heading southwest
See live DYG→USM fares Phone-only fares on this route — call free
Flight time details
1,509 miles nonstop takes roughly 3h 26m 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
- DYG — Dayong Airport · Dayong, 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 DYG
- CGD · Changde Airport73 mi away
- JIQ · Qianjiang Wulingshan Airport101 mi away
- ENH · Enshi Airport102 mi away
- TEN · Tongren Fenghuang Airport109 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 DYG from USM?
The flight distance from Dayong (DYG) to Ko Samui (USM) is 1,509 miles (2,429 km, 1,311 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DYG to USM?
A nonstop flight takes about 3h 26m 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 Dayong and Ko Samui?
Ko Samui is 1 hour behind Dayong.
What is the cheapest way to fly from DYG to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DYG–USM that never appear on search engines, with no booking fees.