Cheapest return flights from Seoul to Agana in September from $126

AirHint found the following cheapest return flights from Seoul (ICN) to Agana (GUM) in September 2025 (see full year).

Return flights

22 Sep - 30 Sep Jin Air direct
22 Sep - 27 Sep Jin Air direct
23 Sep - 27 Sep Jin Air direct
26 Sep - 30 Sep Jin Air direct
28 Sep - 30 Sep Jin Air direct
24 Sep - 30 Sep Jin Air direct
24 Sep - 27 Sep Jin Air direct
23 Sep - 30 Sep Jin Air direct
28 Sep - 31 Oct Jin Air direct
26 Sep - 16 Oct Jin Air direct
28 Sep - 16 Oct Jin Air direct
22 Sep - 25 Sep Jin Air direct
20 Sep - 30 Sep Jin Air direct
26 Sep - 15 Oct Jin Air direct
26 Sep - 17 Oct Jin Air direct
28 Sep - 15 Oct Jin Air direct
28 Sep - 18 Oct Jin Air direct
28 Sep - 19 Oct Jin Air direct
28 Sep - 17 Oct Jin Air direct
25 Sep - 16 Oct Jin 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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