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
18 Sep 25 Sep Scandinavian Airlines
28 Sep 09 Oct Norwegian Air Sweden AOC
28 Sep 02 Oct Norwegian Air Sweden AOC
10 Sep 13 Sep Norwegian Air Sweden AOC
10 Sep 03 Oct Norwegian Air Sweden AOC
09 Sep 13 Sep Norwegian Air Sweden AOC
18 Sep 21 Sep Scandinavian Airlines
21 Sep 28 Sep Norwegian Air Sweden AOC
24 Sep 01 Oct Wizz Air Malta
07 Sep 11 Sep Norwegian Air Sweden AOC
07 Sep 11 Sep Norwegian Air Sweden AOC
Direct Flight
21 Sep 28 Sep Norwegian Air Sweden AOC
Direct Flight
25 Sep 02 Oct Norwegian Air Sweden AOC
17 Sep 20 Sep Norwegian Air Sweden AOC
19 Sep 26 Sep KLM
21 Sep 09 Oct Norwegian Air Sweden AOC
Direct Flight
21 Sep 05 Oct Norwegian Air Sweden AOC
Direct Flight
21 Sep 02 Oct Norwegian Air Sweden AOC
Direct Flight
28 Sep 09 Oct Norwegian Air Sweden AOC
Direct Flight
18 Sep 05 Oct Norwegian Air Sweden AOC
Direct Flight
Powered by

deals for one-way flights from Billund to Porto in September.

Book a cheap hotel in Porto

Cheap car rent in Porto

Updated Jul 20, 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.

Feel free to contact us with any feedback or request another flight research.