AirHint found the following cheapest one-way flights from Oslo (OSL) to Bangkok (BKK) in April 2026 (see full year).

One-Way flights

06 Apr	Norse Atlantic Airways	direct
09 Apr	Norse Atlantic Airways	direct
08 Apr	Norse Atlantic Airways	direct
04 Apr	Norse Atlantic Airways	direct
03 Apr	Norwegian Air Sweden AOC
15 Apr	Norwegian
19 Apr	Wizz Air
03 Apr	Thai Airways	direct
18 Apr	Finnair
18 Apr	Thai Airways	direct

Also check the deals for return flights from Oslo to Bangkok in April.

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 one-way flights from Oslo to Bangkok in April from 198€

One-Way flights