AirHint found the following cheapest return flights from Skiathos (JSI) to London (LGW) in August 2025 (see full year).

Return flights

04 Aug - 08 Aug	Ryanair
28 Aug - 01 Sep	Ryanair
04 Aug - 08 Aug	TUI	direct
16 Aug - 16 Aug	easyJet
28 Aug - 08 Sep	Ryanair
15 Aug - 28 Aug	SKY express
15 Aug - 26 Aug	SKY express
08 Aug - 28 Aug	SKY express
08 Aug - 26 Aug	SKY express
15 Aug - 25 Aug	SKY express
08 Aug - 25 Aug	SKY express
15 Aug - 27 Aug	SKY express
15 Aug - 02 Sep	SKY express
15 Aug - 03 Sep	SKY express
15 Aug - 01 Sep	SKY express
15 Aug - 04 Sep	SKY express
22 Aug - 09 Sep	SKY express
22 Aug - 02 Sep	SKY express
22 Aug - 03 Sep	SKY express
22 Aug - 10 Sep	SKY express

Also check the deals for one-way flights from Skiathos to London in August.

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 Skiathos to London in August from 276€

Return flights