Cheapest return STN–EFL flights, May

AirHint found the following cheapest return flights from London (STN) to Keffallinia (EFL) in May 2026 (see full year).

Return flights

31 May - 05 Jun Ryanair
27 May - 04 Jun Jet2
27 May - 02 Jun Jet2
31 May - 16 Jun Ryanair
27 May - 03 Jun Jet2
31 May - 13 Jun Ryanair
28 May - 13 Jun TUI
27 May - 13 Jun Jet2
31 May - 06 Jun Ryanair
28 May - 06 Jun TUI
21 May - 25 May TUI direct
26 May - 28 May Ryanair
27 May - 31 May Jet2
28 May - 31 May TUI
21 May - 28 May TUI direct
21 May - 27 May TUI
21 May - 27 May TUI direct
21 May - 24 May TUI direct
26 May - 31 May Ryanair
26 May - 29 May easyJet

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

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