Cheapest return flights from Bangkok to Kathmandu in May from $250

Best time to book flights for Bangkok (BKK) to Kathmandu (KTM) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Kathmandu (KTM) in May 2025 (see full year).

Return flights

25 May - 01 Jun Thai AirAsia direct
19 May - 30 May Thai AirAsia direct
14 May - 16 May Thai AirAsia direct
12 May - 16 May Thai AirAsia direct
09 May - 16 May Thai AirAsia direct
11 May - 16 May Thai AirAsia direct
14 May - 30 May Thai AirAsia direct
12 May - 30 May Thai AirAsia direct
21 May - 30 May Thai AirAsia direct
11 May - 30 May Thai AirAsia direct
28 May - 30 May Thai AirAsia direct
28 May - 13 Jun Thai AirAsia direct
22 May - 09 Jun Thai Lion Air direct
26 May - 13 Jun Thai AirAsia direct
30 May - 13 Jun Thai AirAsia direct
12 May - 06 Jun Thai AirAsia direct
24 May - 01 Jun Thai Lion Air direct
26 May - 09 Jun Thai AirAsia direct
26 May - 15 Jun Thai AirAsia direct
29 May - 12 Jun Thai Lion Air 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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