Cheapest return BKK–OSL flights, September

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

Return flights

30 Sep - 09 Oct Qatar Airways
20 Sep - 03 Oct Qatar Airways
25 Sep - 03 Oct Qatar Airways
11 Sep - 19 Sep Qatar Airways
01 Sep - 13 Sep Qatar Airways
26 Sep - 29 Sep Qatar Airways
15 Sep - 24 Sep Qatar Airways
14 Sep - 24 Sep Emirates
24 Sep - 04 Oct Emirates
07 Sep - 07 Sep Emirates
15 Sep - 24 Sep Thai Airways direct
01 Sep - 13 Sep Thai Airways direct
11 Sep - 19 Sep Thai Airways direct
20 Sep - 03 Oct Thai Airways direct
30 Sep - 09 Oct Thai Airways direct
25 Sep - 03 Oct Thai Airways direct
26 Sep - 29 Sep Thai Airways direct

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

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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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