Cheapest return flights from Porto to Luxemburg in September from $77

Best time to book flights for Porto (OPO) to Luxemburg (LUX) flights at AirHint

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

Return flights

19 Sep - 21 Sep easyJet direct
19 Sep - 22 Sep easyJet direct
23 Sep - 29 Sep Ryanair direct
23 Sep - 07 Oct Ryanair direct
23 Sep - 02 Oct Ryanair direct
26 Sep - 29 Sep Ryanair direct
26 Sep - 07 Oct Ryanair direct
26 Sep - 02 Oct Ryanair direct
23 Sep - 28 Sep Ryanair direct
23 Sep - 25 Sep Ryanair direct
26 Sep - 28 Sep Ryanair direct
16 Sep - 22 Sep Ryanair direct
16 Sep - 29 Sep Ryanair direct
16 Sep - 21 Sep Ryanair direct
16 Sep - 02 Oct Ryanair direct
17 Sep - 07 Oct Ryanair direct
17 Sep - 02 Oct Ryanair direct
20 Sep - 07 Oct Ryanair direct
20 Sep - 02 Oct Ryanair direct
23 Sep - 03 Oct Ryanair direct

Also check the deals for one-way flights from Porto to Luxemburg 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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