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

Return flights

21 May - 02 Jun	KLM
21 May - 07 Jun	KLM
28 May - 06 Jun	KLM
30 May - 07 Jun	KLM
01 May - 11 May	Etihad Airways
11 May - 20 May	KLM
19 May - 31 May	KLM
21 May - 31 May	KLM
15 May - 25 May	Etihad Airways
29 May - 13 Jun	KLM
29 May - 09 Jun	KLM
22 May - 06 Jun	KLM
22 May - 13 Jun	KLM
15 May - 18 May	Austrian Airlines
24 May - 15 Jun	Austrian Airlines
30 May - 03 Jun	SWISS
02 May - 09 May	Qatar Airways
16 May - 21 May	Thai Airways	direct
11 May - 20 May	Thai Airways	direct
15 May - 25 May	Thai Airways	direct

Also check the deals for one-way flights from Bangkok to Oslo in May.

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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Cheapest return flights from Bangkok to Oslo in May from 553€

Return flights