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

Return flights

18 Sep - 22 Sep	Ethiopian Airlines
11 Sep - 17 Sep	Ethiopian Airlines
08 Sep - 15 Sep	Ethiopian Airlines
21 Sep - 05 Oct	Qatar Airways
12 Sep - 15 Sep	Ethiopian Airlines
06 Sep - 15 Sep	Ethiopian Airlines
20 Sep - 27 Sep	Thai AirAsia X
29 Sep - 03 Oct	Qatar Airways
01 Sep - 15 Sep	Hainan Airlines
07 Sep - 14 Sep	Qatar Airways
15 Sep - 18 Sep	Hainan Airlines
01 Sep - 10 Sep	Qatar Airways
24 Sep - 08 Oct	Scandinavian Airlines

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

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 Tokyo to Oslo in September from $940

Return flights