AirHint found the following cheapest return flights from Athens (ATH) to Kathmandu (KTM) in August 2025 (see full year).

Return flights

05 Aug - 05 Sep	Pegasus Airlines
01 Aug - 01 Sep	Pegasus Airlines
02 Aug - 02 Sep	Pegasus Airlines
20 Aug - 02 Sep	Air Arabia
22 Aug - 06 Sep	Air Arabia
25 Aug - 10 Sep	Air Arabia
04 Aug - 12 Aug	Pegasus Airlines
18 Aug - 24 Aug	Aegean Airlines
05 Aug - 17 Aug	Air Arabia
05 Aug - 16 Aug	SKY express
05 Aug - 13 Aug	SKY express
05 Aug - 15 Aug	SKY express
05 Aug - 14 Aug	SKY express
01 Aug - 10 Aug	Pegasus Airlines
07 Aug - 18 Aug	Air Arabia
07 Aug - 19 Aug	Air Arabia

Also check the deals for one-way flights from Athens to Kathmandu 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 Athens to Kathmandu in August from 502€

Return flights