Cheap flights from Bangkok to Siem Reap

One-way fares from $82 · BKK → SAI · prices found by travellers in the last 48 hours

Compare all dates Siem Reap → Bangkok
Cheapest fare
$82

Air Cambodia · Tue, Dec 29

Cheapest month
December

from $82

Direct flights
Yes

Thai AirAsia, Air Cambodia and Emirates

Flight time
1h 00m

370 km

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Cheapest month to fly from Bangkok to Siem Reap

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $96
  2. December 2026 Cheapest $82
  3. January 2027 $82
  4. February 2027 $87
  5. March 2027 $89
  6. April 2027 $93
  7. May 2027 $92
  8. July 2027 $91

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Air Cambodia
Depart10:35 Tue, Dec 29BKK → SAI 1h 10m · Direct
$82one way, per person
View deal
Thai AirAsia
Depart07:15 Wed, Dec 2DMK → SAI 1h 05m · Direct
$95one way, per person
View deal
Thai AirAsia
Depart07:15 Mon, Dec 7DMK → SAI 1h 05m · Direct
$97one way, per person
View deal
Thai AirAsia
Depart07:15 Fri, Dec 11DMK → SAI 1h 05m · Direct
$102one way, per person
View deal
Thai AirAsia
Depart10:00 Wed, Dec 9DMK → SAI 1h 05m · Direct
$103one way, per person
View deal
Thai AirAsia
Depart07:15 Mon, Dec 14DMK → SAI 1h 05m · Direct
$103one way, per person
View deal
Thai AirAsia
Depart07:15 Wed, Dec 16DMK → SAI 1h 05m · Direct
$103one way, per person
View deal
Thai AirAsia
Depart07:15 Fri, Dec 4DMK → SAI 1h 05m · Direct
$104one way, per person
View deal
See every date in December 2026 →

Plan the rest of your trip to Siem Reap

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in Siem ReapCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in Siem ReapTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in Siem ReapPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in Siem ReapCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for CambodiaMobile data from the moment you land, by Airalo Get eSIM →

About flights from Bangkok to Siem Reap

Bangkok (BKK) and Siem Reap (SAI) are about 370 km apart. Direct flights take around 1h 00m, and recent direct fares were with Thai AirAsia, Air Cambodia and Emirates. Over the next few months, one-way fares start from $82, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Bangkok to Siem Reap?

The cheapest one-way fare we've seen recently is $82 with Air Cambodia, departing Tuesday, December 29, 2026. Over the coming months, the lowest fare in each month ranges from $82 to $96.

What is the cheapest month to fly from Bangkok to Siem Reap?

December 2026 currently has the lowest fares, from $82 one way.

Are there direct flights from Bangkok to Siem Reap?

Yes. Recent direct fares were with Thai AirAsia, Air Cambodia and Emirates.

How long is the flight from Bangkok to Siem Reap?

A direct flight takes about 1h 00m. Bangkok and Siem Reap are around 370 km apart.

Which airlines fly from Bangkok to Siem Reap?

Recent fares on this route were with Thai AirAsia, Air Cambodia and Emirates.

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