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

Return flights

21 Sep - 27 Sep	easyJet
28 Sep - 05 Oct	easyJet
24 Sep - 01 Oct	easyJet
21 Sep - 24 Sep	easyJet
21 Sep - 25 Sep	easyJet
25 Sep - 02 Oct	Jet2
21 Sep - 30 Sep	easyJet
24 Sep - 30 Sep	easyJet
23 Sep - 01 Oct	easyJet
04 Sep - 07 Sep	Ryanair
25 Sep - 30 Sep	Jet2
21 Sep - 28 Sep	easyJet
24 Sep - 28 Sep	easyJet
10 Sep - 17 Sep	easyJet
28 Sep - 05 Oct	easyJet	direct
29 Sep - 06 Oct	easyJet
25 Sep - 02 Oct	Jet2	direct
24 Sep - 01 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.

Book a cheap hotel in Skiathos

Cheap car rent in Skiathos

Cheapest return flights from Bristol to Skiathos in September from $188

Return flights