AirHint found the following cheapest return flights from Singapore (SIN) to Port Moresby (POM) in December 2025 (see full year).

Return flights

25 Dec - 28 Dec	Philippine Airlines
09 Dec - 12 Dec	Air Niugini
08 Dec - 15 Dec	Cebu Pacific
10 Dec - 12 Dec	Philippine Airlines
24 Dec - 27 Dec	Air Niugini
08 Dec - 11 Dec	Cebu Pacific
09 Dec - 11 Dec	Air Niugini
23 Dec - 30 Dec	Qantas
09 Dec - 16 Dec	Air Niugini
24 Dec - 31 Dec	Singapore Airlines
20 Dec - 03 Jan	Qantas

Also check the deals for one-way flights from Singapore to Port Moresby in December.

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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Cheapest return flights from Singapore to Port Moresby in December from $1065

Return flights