Cheapest return ATH–SOF flights, April

AirHint found the following cheapest return flights from Athens (ATH) to Sofia (SOF) in April 2026 (see full year).

Return flights

26 Apr - 28 Apr Ryanair
27 Apr - 28 Apr Aegean Airlines
27 Apr - 29 Apr Ryanair
27 Apr - 27 Apr Aegean Airlines direct
27 Apr - 28 Apr Aegean Airlines direct
27 Apr - 29 Apr Aegean Airlines direct
25 Apr - 28 Apr Ryanair
29 Apr - 15 May SKY express direct
29 Apr - 18 May SKY express direct
29 Apr - 11 May SKY express direct
29 Apr - 13 May SKY express direct
29 Apr - 17 May SKY express direct
30 Apr - 07 May Aegean Airlines
29 Apr - 07 May SKY express
30 Apr - 03 May Bulgaria Air direct
28 Apr - 05 May Ryanair
30 Apr - 05 May Bulgaria Air
28 Apr - 28 Apr Aegean Airlines
28 Apr - 29 Apr Aegean Airlines direct
28 Apr - 28 Apr Aegean Airlines direct

Also check the deals for one-way flights from Athens to Sofia in April.

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