Cheapest return HER–SOF flights, May

AirHint found the following cheapest return flights from Heraklion (HER) to Sofia (SOF) in May 2026 (see full year).

Return flights

30 May - 04 Jun Ryanair
28 May - 01 Jun Aegean Airlines
26 May - 29 May Aegean Airlines
08 May - 15 May Ryanair
07 May - 14 May easyJet
24 May - 31 May SKY express
10 May - 17 May easyJet
15 May - 18 May SKY express
15 May - 24 May SKY express
15 May - 31 May SKY express
29 May - 14 Jun SKY express
29 May - 15 Jun SKY express
24 May - 14 Jun SKY express
22 May - 31 May SKY express
17 May - 18 May SKY express
24 May - 01 Jun SKY express
15 May - 01 Jun SKY express
22 May - 01 Jun SKY express
24 May - 11 Jun SKY express
17 May - 01 Jun SKY express

Also check the deals for one-way flights from Heraklion to Sofia in May.

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