AirHint found the following cheapest return flights from Madrid (MAD) to Kathmandu (KTM) in April 2026 (see full year).

Return flights

07 Apr - 28 Apr	Etihad Airways
30 Apr - 16 May	Norwegian
12 Apr - 03 May	Etihad Airways
06 Apr - 18 Apr	Etihad Airways
16 Apr - 26 Apr	Etihad Airways
01 Apr - 18 Apr	Etihad Airways
14 Apr - 20 Apr	Etihad Airways
06 Apr - 15 Apr	Etihad Airways
01 Apr - 01 May	Etihad Airways
02 Apr - 18 Apr	EgyptAir
13 Apr - 03 May	Etihad Airways
13 Apr - 04 May	Etihad Airways

Also check the deals for one-way flights from Madrid to Kathmandu in April.

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 Madrid to Kathmandu in April from $838

Return flights