What is the cheapest month to fly from Koh Samui to Xian?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Koh Samui (USM) to Xian (XIY), with fares starting from $259.

What is the lowest current fare from USM to XIY?

The lowest currently-listed fare from Koh Samui (USM) to Xian (XIY) is $259 on 2026-09-26.

Is there a direct flight from Koh Samui to Xian?

There is currently no non-stop service from USM to XIY. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Koh Samui to Xian

Cheapest current fares: $259 in September 2026 on connecting flights.

Last updated August 9, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Koh Samui (USM) to Xian (XIY). Refreshed daily.

Koh Samui (USM) → Xian (XIY)

September 2026 $259

Frequently asked questions

What is the cheapest month to fly from Koh Samui to Xian?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Koh Samui (USM) to Xian (XIY), with fares starting from $259.
What is the lowest current fare from USM to XIY?

The lowest currently-listed fare from Koh Samui (USM) to Xian (XIY) is $259 on 2026-09-26.
Is there a direct flight from Koh Samui to Xian?

There is currently no non-stop service from USM to XIY. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.