Cheapest return flights from Oslo to Bangkok in September from 495€

Best time to book flights for Oslo (OSL) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Oslo (OSL) to Bangkok (BKK) in September 2025 (see full year).

Return flights

08 Sep - 23 Sep Austrian Airlines
11 Sep - 25 Sep Finnair
09 Sep - 17 Sep Finnair
16 Sep - 29 Sep Lufthansa
18 Sep - 28 Sep Finnair
14 Sep - 05 Oct SWISS
05 Sep - 09 Sep Finnair
06 Sep - 17 Sep Finnair
02 Sep - 15 Sep Finnair
01 Sep - 15 Sep Finnair
01 Sep - 31 Oct Finnair
01 Sep - 01 Oct Finnair
23 Sep - 04 Oct Finnair
13 Sep - 20 Sep Finnair
24 Sep - 06 Oct SWISS
25 Sep - 06 Oct Lufthansa
27 Sep - 05 Oct Finnair
25 Sep - 04 Oct Finnair
23 Sep - 04 Oct Thai Airways direct
14 Sep - 05 Oct Thai Airways direct

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

Skyscanner

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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