Cheapest return flights from Lisbon to Barcelona in September from $85

AirHint found the following cheapest return flights from Lisbon (LIS) to Barcelona (BCN) in September 2025 (see full year).

Return flights

25 Sep - 15 Oct Ryanair direct
26 Sep - 15 Oct Vueling Airlines direct
25 Sep - 16 Oct Ryanair direct
25 Sep - 01 Oct Ryanair direct
30 Sep - 29 Oct easyJet direct
25 Sep - 02 Oct Ryanair direct
20 Sep - 29 Oct easyJet direct
27 Sep - 15 Oct Vueling Airlines direct
24 Sep - 15 Oct Vueling Airlines direct
30 Sep - 27 Oct easyJet direct
23 Sep - 27 Sep Vueling Airlines
26 Sep - 27 Sep Vueling Airlines
25 Sep - 28 Sep Ryanair direct
25 Sep - 27 Sep Ryanair direct
23 Sep - 28 Sep Vueling Airlines direct
25 Sep - 30 Sep Ryanair direct
20 Sep - 28 Sep Vueling Airlines direct
23 Sep - 27 Sep Vueling Airlines direct
26 Sep - 27 Sep Vueling Airlines direct
25 Sep - 26 Sep Ryanair

Also check the deals for one-way flights from Lisbon to Barcelona 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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