Cheapest return flights from Kolkata to Bangkok in May from $142

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

Return flights

14 May - 18 May Thai VietJet Air direct
11 May - 18 May Thai VietJet Air direct
16 May - 20 May Thai VietJet Air direct
18 May - 25 May Thai VietJet Air direct
25 May - 01 Jun Thai VietJet Air direct
14 May - 19 May Thai VietJet Air direct
07 May - 14 May Thai Lion Air direct
09 May - 16 May Thai Lion Air direct
12 May - 19 May Thai Lion Air direct
14 May - 21 May Thai Lion Air direct
16 May - 23 May Thai Lion Air direct
28 May - 04 Jun Thai Lion Air direct
30 May - 06 Jun Thai Lion Air direct
26 May - 02 Jun Thai Lion Air direct
27 May - 03 Jun Thai AirAsia direct
31 May - 07 Jun Thai AirAsia direct
30 May - 03 Jun Thai AirAsia direct
29 May - 05 Jun Thai AirAsia direct
30 May - 11 Jun Thai Airways direct

Also check the deals for one-way flights from Kolkata to Bangkok 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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