Cheapest return flights from Billund (BLL) to Porto (OPO), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
28 Sep 09 Oct Norwegian Air Sweden AOC
18 Sep 20 Sep Norwegian Air Sweden AOC
07 Sep 14 Sep Norwegian Air Sweden AOC
Direct Flight
13 Sep 20 Sep Norwegian Air Sweden AOC
28 Sep 12 Oct Norwegian Air Sweden AOC
Direct Flight
07 Sep 11 Sep Norwegian Air Sweden AOC
Direct Flight
04 Sep 14 Sep Norwegian Air Sweden AOC
Direct Flight
21 Sep 28 Sep Norwegian Air Sweden AOC
Direct Flight
28 Sep 02 Oct Norwegian Air Sweden AOC
21 Sep 02 Oct Norwegian Air Sweden AOC
Direct Flight
07 Sep 18 Sep Norwegian Air Sweden AOC
Direct Flight
28 Sep 02 Oct Norwegian Air Sweden AOC
Direct Flight
21 Sep 09 Oct Norwegian Air Sweden AOC
Direct Flight
04 Sep 11 Sep Norwegian Air Sweden AOC
Direct Flight
25 Sep 02 Oct Wizz Air
07 Sep 21 Sep Norwegian Air Sweden AOC
Direct Flight
28 Sep 09 Oct Norwegian Air Sweden AOC
Direct Flight
04 Sep 18 Sep Norwegian Air Sweden AOC
Direct Flight
14 Sep 02 Oct Norwegian Air Sweden AOC
Direct Flight
25 Sep 12 Oct Norwegian Air Sweden AOC
Direct Flight
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deals for one-way flights from Billund to Porto in September.

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Updated Jun 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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