AirHint found the following cheapest return flights from Busan (PUS) to Singapore (SIN) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb	Air China
29 Jan - 01 Feb	Air China
21 Jan - 25 Jan	Air China
28 Jan - 31 Jan	Air China
16 Jan - 25 Jan	Air China
26 Jan - 29 Jan	Air China
22 Jan - 28 Jan	Air China
22 Jan - 25 Jan	Air China
16 Jan - 18 Jan	Air China
23 Jan - 28 Jan	Air China
07 Jan - 10 Jan	Air China
07 Jan - 11 Jan	Air China
28 Jan - 08 Feb	Air China
25 Jan - 08 Feb	Air China
12 Jan - 02 Feb	Vietnam Airlines
24 Jan - 08 Feb	Jeju Air
29 Jan - 05 Feb	Jeju Air	direct
31 Jan - 04 Feb	Jeju Air	direct
27 Jan - 01 Feb	VietJet Air
25 Jan - 08 Feb	Jeju Air	direct

Also check the deals for one-way flights from Busan to Singapore in January.

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Busan to Singapore in January from $246

Return flights