Cheapest return flights from Seoul to Agana in September from $343

AirHint found the following cheapest return flights from Seoul (ICN) to Agana (GUM) in September 2026 (see full year).

Return flights

07 Sep - 12 Sep Korean Air direct
12 Sep - 19 Sep Korean Air direct
16 Sep - 21 Sep Korean Air direct
07 Sep - 11 Sep Korean Air direct
04 Sep - 12 Sep Korean Air direct
09 Sep - 13 Sep Korean Air direct
05 Sep - 08 Sep Korean Air direct
07 Sep - 10 Sep Korean Air direct
21 Sep - 24 Sep Korean Air direct
17 Sep - 26 Sep Korean Air direct

Also check the deals for one-way flights from Seoul to Agana in September.

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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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