Cheapest return flights from Thessaloniki to Keflavik in April from $259

AirHint found the following cheapest return flights from Thessaloniki (SKG) to Keflavik (KEF) in April 2026 (see full year).

Return flights

18 Apr - 28 Apr Aegean Airlines
05 Apr - 15 Apr easyJet
11 Apr - 19 Apr Aegean Airlines
03 Apr - 11 Apr Austrian Airlines
04 Apr - 11 Apr easyJet
09 Apr - 19 Apr transavia
04 Apr - 08 Apr Ryanair
05 Apr - 12 Apr LOT
09 Apr - 13 Apr transavia
03 Apr - 07 Apr Austrian Airlines

Also check the deals for one-way flights from Thessaloniki to Keflavik in April.

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