Cheapest one-way flights from Siem-reap to Singapore in December from $154

Best time to book flights for Siem-reap (REP) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest one-way flights from Siem-reap (REP) to Singapore (SIN) in December 2025 (see full year).

One-Way flights

05 Dec VietJet Air
19 Dec AirAsia
18 Dec Thai AirAsia
22 Dec Thai AirAsia
20 Dec Thai AirAsia
18 Dec Singapore Airlines direct
31 Dec Singapore Airlines direct
05 Dec Singapore Airlines direct
22 Dec Singapore Airlines direct
19 Dec Singapore Airlines direct

Also check the deals for return flights from Siem-reap to Singapore in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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