Cheap flights from Siem Reap to Colombo

One-way fares from $244 · SAI → CMB · prices found by travellers in the last 48 hours

Cheapest fare
$244

AirAsia Cambodia · Mon, Jan 11

Cheapest month
January

from $244

Direct flights
Not recently

Usually 1+ stop

Quickest trip
5h 45m

2,720 km

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Cheapest month to fly from Siem Reap to Colombo

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

  1. November 2026 $258
  2. December 2026 $258
  3. January 2027 Cheapest $244

Cheapest dates in January 2027

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

AirAsia Cambodia
Depart15:35 Mon, Jan 11SAI → CMB 5h 45m · 1 stop
$244one way, per person
View deal
See every date in January 2027 →

Plan the rest of your trip to Colombo

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

About flights from Siem Reap to Colombo

Siem Reap (SAI) and Colombo (CMB) are about 2,720 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 5h 45m. Over the next few months, one-way fares start from $244, and January 2027 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 Siem Reap to Colombo?

The cheapest one-way fare we've seen recently is $244 with AirAsia Cambodia, departing Monday, January 11, 2027. Over the coming months, the lowest fare in each month ranges from $244 to $258.

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

January 2027 currently has the lowest fares, from $244 one way.

Are there direct flights from Siem Reap to Colombo?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Siem Reap to Colombo?

The quickest journey we've seen takes about 5h 45m. Siem Reap and Colombo are around 2,720 km apart.

Which airlines fly from Siem Reap to Colombo?

Recent fares on this route were with Vietnam Airlines and AirAsia Cambodia.

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