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

Return flights

31 Aug - 23 Sep	IndiGo
18 Aug - 25 Aug	Ryanair
27 Aug - 10 Sep	HiSky Europe
25 Aug - 09 Sep	IndiGo
19 Aug - 04 Sep	Etihad Airways
31 Aug - 10 Sep	IndiGo
21 Aug - 04 Sep	Pegasus Airlines
03 Aug - 31 Aug	Pegasus Airlines
01 Aug - 10 Aug	Pegasus Airlines
10 Aug - 25 Aug	IndiGo
09 Aug - 24 Aug	IndiGo
06 Aug - 28 Aug	FlyOne (Romania)
02 Aug - 10 Aug	Pegasus Airlines
02 Aug - 23 Aug	Wizz Air Malta
12 Aug - 30 Aug	AJet
01 Aug - 08 Aug	AJet

Also check the deals for one-way flights from Brussels 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 Brussels to Kathmandu in August from 575€

Return flights