Cheapest return flights from Oslo to Billund in September from $101

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

Return flights

15 Sep - 17 Sep Norwegian
16 Sep - 19 Sep Norwegian direct
23 Sep - 01 Oct Norwegian direct
23 Sep - 12 Oct Norwegian direct
23 Sep - 26 Sep Norwegian direct
23 Sep - 27 Sep Norwegian direct
23 Sep - 03 Oct Norwegian direct
23 Sep - 13 Oct Norwegian direct
13 Sep - 14 Sep Norwegian direct
15 Sep - 26 Sep Norwegian direct
15 Sep - 27 Sep Norwegian direct
15 Sep - 22 Sep Norwegian direct
15 Sep - 20 Sep Norwegian direct
15 Sep - 21 Sep Norwegian direct
24 Sep - 01 Oct Norwegian direct
24 Sep - 12 Oct Norwegian direct
15 Sep - 03 Oct Norwegian direct
15 Sep - 01 Oct Norwegian direct
16 Sep - 03 Oct Norwegian direct
16 Sep - 01 Oct Norwegian direct

Also check the deals for one-way flights from Oslo to Billund 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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