AirHint found the following cheapest return flights from Seoul (ICN) to Agana (GUM)
in October 2025 (see full year ).
Return flights
15 Oct
- 20 Oct
Jin Air
$ 203
direct
13 Oct
- 18 Oct
Jin Air
$ 203
direct
15 Oct
- 18 Oct
Jeju Air
$ 219
direct
16 Oct
- 19 Oct
Jeju Air
$ 219
direct
14 Oct
- 18 Oct
Jeju Air
$ 219
direct
16 Oct
- 18 Oct
Jeju Air
$ 219
direct
12 Oct
- 17 Oct
Jeju Air
$ 219
direct
15 Oct
- 19 Oct
Jeju Air
$ 219
direct
19 Oct
- 23 Oct
Jeju Air
$ 226
direct
13 Oct
- 16 Oct
Jeju Air
$ 226
direct
27 Oct
- 02 Nov
Korean Air
$ 385
direct
31 Oct
- 04 Nov
Korean Air
$ 385
direct
29 Oct
- 14 Nov
Korean Air
$ 391
direct
25 Oct
- 04 Nov
Korean Air
$ 391
direct
27 Oct
- 01 Nov
Korean Air
$ 391
direct
25 Oct
- 07 Nov
Korean Air
$ 391
direct
Also check the deals for one-way flights from Seoul to Agana in October .
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.