Cheapest return HEL–KTM flights, May

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

Return flights

26 May - 28 Jun Ryanair
25 May - 08 Jun Norwegian Air Sweden AOC
17 May - 28 May Ryanair
18 May - 16 Jun Norwegian Air Sweden AOC
31 May - 25 Jun Ryanair
25 May - 30 May Norwegian Air Sweden AOC
29 May - 13 Jun Ryanair
27 May - 27 Jun airBaltic
12 May - 13 Jun Ryanair
15 May - 19 May airBaltic
31 May - 24 Jun airBaltic
30 May - 28 Jun airBaltic
21 May - 28 May Norwegian Air Sweden AOC
31 May - 26 Jun Ryanair
11 May - 31 May airBaltic
15 May - 31 May airBaltic
10 May - 17 May Ryanair
10 May - 31 May Ryanair
01 May - 29 May Lufthansa
14 May - 29 May airBaltic

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

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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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