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

Return flights

31 Aug - 19 Sep	Ryanair
29 Aug - 15 Sep	Ryanair
29 Aug - 16 Sep	Ryanair
22 Aug - 08 Sep	Ryanair
11 Aug - 20 Aug	Ryanair
18 Aug - 01 Sep	Ryanair
03 Aug - 08 Aug	Pegasus Airlines
15 Aug - 07 Sep	Pegasus Airlines
01 Aug - 04 Aug	Pegasus Airlines
02 Aug - 09 Aug	Pegasus Airlines
17 Aug - 24 Aug	Pegasus Airlines
01 Aug - 05 Aug	Pegasus Airlines
16 Aug - 08 Sep	Pegasus Airlines
30 Aug - 05 Sep	Pegasus Airlines
01 Aug - 31 Aug	Aer Lingus
13 Aug - 20 Aug	Ryanair
02 Aug - 28 Aug	Pegasus Airlines
01 Aug - 16 Aug	Pegasus Airlines
25 Aug - 07 Sep	Ryanair
22 Aug - 04 Sep	Pegasus Airlines

Also check the deals for one-way flights from Dublin 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 Dublin to Kathmandu in August from 547€

Return flights