AirHint found the following cheapest return flights from Busan (PUS) to Agana (GUM) in May 2026 (see full year).

Return flights

27 May - 29 May	Korean Air
18 May - 23 May	Korean Air
07 May - 13 May	Korean Air
04 May - 29 May	Korean Air
25 May - 29 May	Korean Air
04 May - 08 May	Korean Air
25 May - 05 Jun	Korean Air
03 May - 06 May	Korean Air
02 May - 05 May	Korean Air
19 May - 25 May	Korean Air
01 May - 13 May	Korean Air

Also check the deals for one-way flights from Busan to Agana in May.

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 Busan to Agana in May from $454

Return flights