Cheapest return flights from Seoul to Agana in September from $112

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

Return flights

15 Sep - 20 Sep Jin Air direct
25 Sep - 29 Sep Jin Air direct
06 Sep - 12 Sep Jeju Air direct
03 Sep - 08 Sep Jeju Air direct
13 Sep - 19 Sep Jeju Air direct
25 Sep - 26 Sep Jeju Air direct
10 Sep - 12 Sep Jeju Air direct
12 Sep - 20 Sep Jeju Air direct
18 Sep - 26 Sep Jeju Air direct
22 Sep - 24 Sep Jeju Air direct
14 Sep - 02 Oct Jin Air direct
14 Sep - 03 Oct Jin Air direct
26 Sep - 02 Oct Jin Air direct
26 Sep - 03 Oct Jin Air direct
22 Sep - 02 Oct Jin Air direct
22 Sep - 03 Oct Jin Air direct
20 Sep - 02 Oct Jin Air direct
20 Sep - 03 Oct Jin Air direct
28 Sep - 02 Oct Jin Air direct
28 Sep - 03 Oct Jin Air direct

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

Skyscanner

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.

Book a cheap hotel in Agana

Cheap car rent in Agana

Feel free to contact us with any feedback or request another flight research.