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

Return flights

19 Aug - 26 Aug	Wizz Air Malta
13 Aug - 20 Aug	easyJet
10 Aug - 17 Aug	Ryanair
19 Aug - 26 Aug	easyJet	direct
08 Aug - 15 Aug	easyJet
07 Aug - 14 Aug	easyJet	direct
11 Aug - 18 Aug	Ryanair
20 Aug - 27 Aug	Ryanair
10 Aug - 17 Aug	easyJet	direct
08 Aug - 26 Aug	SKY express
29 Aug - 05 Sep	easyJet
15 Aug - 02 Sep	SKY express
15 Aug - 01 Sep	SKY express
15 Aug - 04 Sep	SKY express
15 Aug - 03 Sep	SKY express
22 Aug - 02 Sep	SKY express
22 Aug - 12 Sep	SKY express
22 Aug - 06 Sep	SKY express
22 Aug - 09 Sep	SKY express
22 Aug - 01 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 $224

Return flights