Cheapest return flights from Seoul to Agana in September from $209

Best time to book flights for Seoul (ICN) to Agana (GUM) flights at AirHint

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

Return flights

07 Sep - 10 Sep Jeju Air direct
25 Sep - 29 Sep Jeju Air direct
17 Sep - 21 Sep Jeju Air direct
10 Sep - 14 Sep Jeju Air direct
22 Sep - 26 Sep Jeju Air direct
05 Sep - 09 Sep Jeju Air direct
04 Sep - 08 Sep Jeju Air direct
05 Sep - 07 Sep Jeju Air direct
12 Sep - 20 Sep Jeju Air direct
25 Sep - 28 Sep Jeju Air direct
22 Sep - 01 Oct Jeju Air direct
22 Sep - 02 Oct Jeju Air direct
28 Sep - 03 Oct Jeju Air direct
28 Sep - 04 Oct Jeju Air direct
27 Sep - 02 Oct Jeju Air direct
30 Sep - 04 Oct Jeju Air direct
22 Sep - 05 Oct Jeju Air direct
30 Sep - 06 Oct Jeju Air direct
30 Sep - 12 Oct Jeju Air direct
28 Sep - 11 Oct Jeju 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