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

Return flights

20 Aug - 24 Aug	Aer Lingus
29 Aug - 16 Sep	Ryanair
29 Aug - 14 Sep	Ryanair
29 Aug - 15 Sep	Ryanair
15 Aug - 13 Sep	Air France
15 Aug - 07 Sep	Pegasus Airlines
31 Aug - 16 Sep	IndiGo
17 Aug - 28 Aug	Pegasus Airlines
13 Aug - 13 Sep	Pegasus Airlines
14 Aug - 13 Sep	SunExpress
16 Aug - 08 Sep	IndiGo
15 Aug - 17 Aug	IndiGo
03 Aug - 24 Aug	Pegasus Airlines
10 Aug - 26 Aug	IndiGo
11 Aug - 25 Aug	Dan Air
11 Aug - 21 Aug	Dan Air
11 Aug - 26 Aug	Dan Air
02 Aug - 16 Aug	Fly One
02 Aug - 17 Aug	Fly One

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 650€

Return flights