Cheapest return flights from Lille to Porto in September from 162€

Best time to book flights for Lille (LIL) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Lille (LIL) to Porto (OPO) in September 2025 (see full year).

Return flights

12 Sep - 19 Sep Ryanair direct
08 Sep - 19 Sep Ryanair direct
01 Sep - 19 Sep Ryanair direct
15 Sep - 19 Sep Ryanair direct
01 Sep - 07 Sep Ryanair
12 Sep - 15 Sep Ryanair direct
08 Sep - 15 Sep Ryanair
08 Sep - 15 Sep Ryanair direct
01 Sep - 15 Sep Ryanair direct
05 Sep - 19 Sep Ryanair direct

Also check the deals for one-way flights from Lille to Porto in September.

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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