Cheapest return flights from Bangkok to Kathmandu in May from $194

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

Return flights

17 May - 25 May Thai Lion Air direct
17 May - 24 May Thai Lion Air direct
13 May - 20 May Thai Lion Air direct
11 May - 22 May Thai Lion Air direct
10 May - 17 May Thai Lion Air direct
01 May - 10 May Thai Lion Air direct
25 May - 29 May Thai Lion Air direct
29 May - 01 Jun Thai AirAsia direct
23 May - 05 Jun Thai AirAsia X
06 May - 05 Jun Thai AirAsia direct
04 May - 15 May Thai AirAsia direct
06 May - 13 May Thai AirAsia direct
04 May - 06 May Thai AirAsia direct
16 May - 05 Jun Thai AirAsia X
16 May - 01 Jun Thai AirAsia X
23 May - 05 Jun Thai Airways direct
30 May - 01 Jun IndiGo
22 May - 11 Jun IndiGo
16 May - 05 Jun Thai Airways direct
16 May - 01 Jun Thai Airways direct

Also check the deals for one-way flights from Bangkok 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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