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

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

Return flights

16 Sep - 18 Sep Jin Air direct
16 Sep - 17 Sep Jin Air direct
16 Sep - 19 Sep Jin Air direct
16 Sep - 22 Sep Jin Air direct
16 Sep - 26 Sep Jin Air direct
05 Sep - 18 Sep Jin Air direct
05 Sep - 07 Sep Jin Air direct
05 Sep - 17 Sep Jin Air direct
05 Sep - 13 Sep Jin Air direct
05 Sep - 08 Sep Jin Air direct
25 Sep - 14 Oct Jin Air direct
25 Sep - 13 Oct Jin Air direct
27 Sep - 14 Oct Jin Air direct
24 Sep - 14 Oct Jin Air direct
26 Sep - 14 Oct Jin Air direct
20 Sep - 10 Oct Jin Air direct
25 Sep - 10 Oct Jin Air direct
27 Sep - 13 Oct Jin Air direct
27 Sep - 17 Oct Jin Air direct
24 Sep - 13 Oct Jin Air direct

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