Cheapest return flights from Billund to Porto in May from 181€

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

Return flights

12 May - 26 May KLM
19 May - 26 May KLM
26 May - 13 Jun Norwegian Air Sweden AOC direct
23 May - 26 May KLM
26 May - 30 May Norwegian Air Sweden AOC direct
12 May - 25 May Norwegian Air Sweden AOC
26 May - 09 Jun Norwegian Air Sweden AOC direct
12 May - 30 May Norwegian Air Sweden AOC direct
23 May - 30 May Norwegian Air Sweden AOC direct
23 May - 09 Jun Norwegian Air Sweden AOC direct
19 May - 30 May Norwegian Air Sweden AOC direct
12 May - 26 May Norwegian Air Sweden AOC direct
23 May - 26 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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