Cheapest one-way flights from Seoul to Agana in January from $152

AirHint found the following cheapest one-way flights from Seoul (ICN) to Agana (GUM) in January 2026 (see full year).

One-Way flights

07 Jan Air Seoul, Inc direct
20 Jan Jin Air direct
13 Jan Jin Air direct
27 Jan T'way Air direct
05 Jan T'way Air direct
17 Jan T'way Air direct
10 Jan T'way Air direct
03 Jan T'way Air direct
06 Jan T'way Air direct
11 Jan T'way Air direct

Also check the deals for return flights from Seoul to Agana in January.

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.

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