Cheapest return flights from Billund to Porto in May from 227€

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

Return flights

16 May - 19 May Air France
16 May - 19 May Norwegian Air Sweden AOC direct
19 May - 23 May Air France
19 May - 06 Jun Norwegian Air Sweden AOC direct
21 May - 25 May Scandinavian Airlines
16 May - 23 May Norwegian Air Sweden AOC direct
19 May - 23 May Norwegian Air Sweden AOC direct

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

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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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