AirHint found the following cheapest return flights from Bristol (BRS) to Skiathos (JSI) in September 2025 (see full year).

Return flights

28 Sep - 02 Oct	Jet2
25 Sep - 02 Oct	Jet2
11 Sep - 18 Sep	Jet2
10 Sep - 12 Sep	easyJet	direct
10 Sep - 18 Sep	easyJet
11 Sep - 17 Sep	Jet2
14 Sep - 18 Sep	Jet2
10 Sep - 17 Sep	easyJet
29 Sep - 06 Oct	Ryanair
21 Sep - 24 Sep	easyJet
28 Sep - 01 Oct	Jet2
24 Sep - 01 Oct	easyJet
07 Sep - 17 Sep	Jet2
12 Sep - 17 Sep	TUI
24 Sep - 08 Oct	easyJet
11 Sep - 19 Sep	Jet2	direct
24 Sep - 05 Oct	easyJet
21 Sep - 05 Oct	Jet2
23 Sep - 01 Oct	Ryanair
24 Sep - 08 Oct	easyJet	direct

Also check the deals for one-way flights from Bristol to Skiathos 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 return flights from Bristol to Skiathos in September from 127€

Return flights