Cheapest one-way flights from Lisbon to Barcelona in September from 20€

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

One-Way flights

25 Sep Vueling Airlines direct
23 Sep Vueling Airlines direct
26 Sep Vueling Airlines direct
30 Sep easyJet direct
24 Sep Ryanair direct
17 Sep Ryanair direct
20 Sep easyJet direct
18 Sep Ryanair direct
11 Sep Ryanair direct
27 Sep Vueling Airlines direct

Also check the deals for return 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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