AirHint found the following cheapest one-way flights from Busan (PUS) to Singapore (SIN) in July 2025 (see full year).

One-Way flights

16 Jul	Jeju Air	direct
31 Jul	Jeju Air	direct
19 Jul	Jeju Air	direct
20 Jul	Air Busan
18 Jul	Jeju Air	direct
28 Jul	Jeju Air	direct
15 Jul	Jeju Air	direct
30 Jul	Jeju Air	direct
23 Jul	Jeju Air	direct
22 Jul	Jeju Air	direct

Also check the deals for return flights from Busan to Singapore in July.

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 one-way flights from Busan to Singapore in July from $149

One-Way flights