AirHint found the following cheapest return flights from Riyadh (RUH) to Kathmandu (KTM) in May 2026 (see full year).

Return flights

01 May - 03 May	Air India Express
03 May - 17 May	Kuwait Airways
27 May - 13 Jun	Kuwait Airways
17 May - 21 Jun	Kuwait Airways
01 May - 14 May	Air India Express
01 May - 17 May	Air India Express
01 May - 10 May	Air India Express
01 May - 09 May	Air India Express
01 May - 16 May	Air India Express
01 May - 15 May	Air Arabia
15 May - 19 Jun	Jazeera Airways
01 May - 21 May	Air India Express
03 May - 14 May	Air India Express
26 May - 13 Jun	Air India

Also check the deals for one-way flights from Riyadh to Kathmandu in May.

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 Riyadh to Kathmandu in May from 279€

Return flights