Cheapest one-way flights from Porto to Billund in December from $156

AirHint found the following cheapest one-way flights from Porto (OPO) to Billund (BLL) in December 2025 (see full year).

One-Way flights

26 Dec Scandinavian Airlines

Also check the deals for return flights from Porto to Billund in December.

Skyscanner

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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