AirHint found the following cheapest return flights from Tokyo (NRT) to Agana (GUM) in August 2025 (see full year).

Return flights

29 Aug - 05 Sep	United	direct
30 Aug - 06 Sep	United	direct
27 Aug - 02 Sep	United	direct
29 Aug - 02 Sep	United	direct
30 Aug - 05 Sep	United	direct
30 Aug - 04 Sep	United	direct
31 Aug - 04 Sep	United	direct
31 Aug - 03 Sep	United	direct
31 Aug - 05 Sep	United	direct
27 Aug - 01 Sep	United	direct
25 Aug - 29 Aug	Air Busan
20 Aug - 27 Aug	T'way Air
22 Aug - 25 Aug	T'way Air
21 Aug - 28 Aug	T'way Air
22 Aug - 26 Aug	Jeju Air
23 Aug - 26 Aug	Jeju Air
26 Aug - 27 Aug	Jeju Air
23 Aug - 27 Aug	Jeju Air
24 Aug - 27 Aug	Jeju Air
21 Aug - 25 Aug	T'way Air

Also check the deals for one-way flights from Tokyo to Agana in August.

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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Cheapest return flights from Tokyo to Agana in August from $292

Return flights