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

One-Way flights

03 Sep	Vueling Airlines	direct
30 Sep	Vueling Airlines	direct
10 Sep	easyJet	direct
17 Sep	easyJet	direct
02 Sep	Vueling Airlines	direct
16 Sep	Vueling Airlines	direct
25 Sep	easyJet
04 Sep	easyJet	direct
11 Sep	Ryanair
24 Sep	Ryanair	direct

Also check the deals for return flights from Naples to Barcelona in September.

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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Cheapest one-way flights from Naples to Barcelona in September from 30€

One-Way flights