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

One-Way flights

04 Sep	easyJet	direct
02 Sep	easyJet	direct
03 Sep	easyJet	direct
09 Sep	Volotea	direct
30 Sep	Volotea	direct
10 Sep	Volotea	direct
24 Sep	Volotea	direct
11 Sep	Volotea	direct
16 Sep	Volotea	direct
19 Sep	Ryanair	direct

Also check the deals for return flights from Naples to Santorini (Thira) 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 Santorini (Thira) in September from $24

One-Way flights