AirHint found the following cheapest return flights from London (LGW) to Skiathos (JSI) in May 2026 (see full year).

Return flights

05 May - 12 May	easyJet	direct
16 May - 23 May	easyJet	direct
30 May - 06 Jun	easyJet	direct
26 May - 29 May	easyJet
16 May - 18 May	easyJet
14 May - 17 May	easyJet
30 May - 05 Jun	easyJet
16 May - 25 May	easyJet
22 May - 29 May	TUI	direct
25 May - 01 Jun	TUI	direct
26 May - 29 May	TUI	direct
23 May - 30 May	easyJet	direct
25 May - 29 May	TUI	direct

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

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 London to Skiathos in May from $299

Return flights