Cheap flights from Utapao to Siem Reap

Cheapest current fares: $203 in October 2026 on connecting flights.

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Live fares · UTP → SAI

Cheapest month-by-month fares

Lowest available fare per calendar month from Utapao (UTP) to Siem Reap (SAI). Refreshed daily.

Utapao (UTP) → Siem Reap (SAI)

  1. October 2026 $203
  2. November 2026 $233
  3. September 2026 $234
  4. August 2026 $264
  5. December 2026 $314

Frequently asked questions

  • What is the cheapest month to fly from Utapao to Siem Reap?

    Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Utapao (UTP) to Siem Reap (SAI), with fares starting from $203.

  • What is the lowest current fare from UTP to SAI?

    The lowest currently-listed fare from Utapao (UTP) to Siem Reap (SAI) is $203 on 2026-10-30.

  • Is there a direct flight from Utapao to Siem Reap?

    There is currently no non-stop service from UTP to SAI. 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.

Full route page: UTP → SAI Cheapest month to fly to Siem Reap All flights from Utapao All flights to Siem Reap Flights to Cambodia Visa-free with Thailand passport