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

Return flights

17 Sep - 23 Sep	Jin Air
21 Sep - 24 Sep	Jin Air
17 Sep - 24 Sep	Jin Air
21 Sep - 25 Sep	Jin Air
20 Sep - 24 Sep	Jin Air
23 Sep - 27 Sep	Jin Air
17 Sep - 20 Sep	Jin Air
18 Sep - 25 Sep	Jin Air
17 Sep - 27 Sep	Jin Air
20 Sep - 27 Sep	Jin Air
28 Sep - 02 Oct	Jin Air
26 Sep - 03 Oct	Philippine Airlines
27 Sep - 04 Oct	Philippine Airlines
27 Sep - 01 Oct	Philippine Airlines
24 Sep - 08 Oct	Philippine Airlines

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

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

Cheapest return flights from Taipei to Agana in September from 258€

Return flights