Cheapest return BLL–OPO flights, August

AirHint found the following cheapest return flights from Billund (BLL) to Porto (OPO) in August 2026 (see full year).

Return flights

01 Aug - 21 Aug Norwegian Air Sweden AOC direct
08 Aug - 21 Aug Norwegian Air Sweden AOC direct
17 Aug - 21 Aug Norwegian Air Sweden AOC direct
04 Aug - 21 Aug Norwegian Air Sweden AOC direct
21 Aug - 04 Sep Norwegian Air Sweden AOC direct
17 Aug - 04 Sep Norwegian Air Sweden AOC direct
01 Aug - 10 Aug Norwegian Air Sweden AOC direct
08 Aug - 10 Aug Norwegian Air Sweden AOC direct
04 Aug - 10 Aug Norwegian Air Sweden AOC direct
31 Aug - 04 Sep Wizz Air
31 Aug - 04 Sep Norwegian Air Sweden AOC direct
17 Aug - 31 Aug Norwegian Air Sweden AOC
08 Aug - 24 Aug Norwegian Air Sweden AOC direct
21 Aug - 24 Aug Norwegian Air Sweden AOC direct
31 Aug - 14 Sep Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Billund to Porto in August.

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