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DDG to USM: distance & flight time
Dandong (Dandong Airport) → Ko Samui (Samui Airport)
2,578 mi
4,149 km · 2,240 nm
5h 31m
estimated nonstop flight time
-1h
time difference · heading southwest
See live DDG→USM fares Phone-only fares on this route — call free
Flight time details
2,578 miles nonstop takes roughly 5h 31m 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
- DDG — Dandong Airport · Dandong, 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 DDG
- FNJ · Pyongyang Sunan International Airport92 mi away
- CNI · Changhai Airport101 mi away
- AOG · Anshan Air Base106 mi away
- YKH · Yingkou Lanqi Airport108 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 DDG from USM?
The flight distance from Dandong (DDG) to Ko Samui (USM) is 2,578 miles (4,149 km, 2,240 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DDG to USM?
A nonstop flight takes about 5h 31m 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 Dandong and Ko Samui?
Ko Samui is 1 hour behind Dandong.
What is the cheapest way to fly from DDG to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DDG–USM that never appear on search engines, with no booking fees.