Cheapest one-way flights from Billund to Porto in May from 124€

Best time to book flights for Billund (BLL) to Porto (OPO) flights at AirHint

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

One-Way flights

18 May KLM
10 May KLM
06 May Lufthansa
09 May SWISS
15 May Lufthansa

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

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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