Cheapest return flights from Riyadh to Kathmandu in September from $436

AirHint found the following cheapest return flights from Riyadh (RUH) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

01 Sep - 15 Sep Air Arabia
01 Sep - 23 Sep Air Arabia
21 Sep - 13 Oct Air Arabia
15 Sep - 24 Sep Air Arabia
21 Sep - 28 Sep Air Arabia
28 Sep - 24 Oct Jazeera Airways
20 Sep - 27 Sep Air Arabia
20 Sep - 12 Oct Air Arabia
21 Sep - 20 Oct Air Arabia
22 Sep - 22 Oct Air Arabia
30 Sep - 30 Sep Air Arabia
15 Sep - 24 Sep Himalaya Airlines direct
24 Sep - 27 Oct Air Arabia
23 Sep - 31 Oct Air Arabia
20 Sep - 31 Oct Air Arabia
28 Sep - 31 Oct Gulf Air
24 Sep - 30 Oct Air Arabia

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

Skyscanner

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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