Cheapest return flights from Athens to Istanbul in April from 69€

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

Return flights

11 Apr - 29 Apr SKY express direct
11 Apr - 12 Apr SKY express direct
11 Apr - 22 Apr SKY express direct
26 Apr - 29 Apr SKY express direct
26 Apr - 12 May SKY express direct
26 Apr - 13 May SKY express direct
26 Apr - 09 May SKY express direct
26 Apr - 02 May SKY express direct
26 Apr - 08 May SKY express direct
26 Apr - 03 May SKY express direct
26 Apr - 10 May SKY express direct
04 Apr - 07 Apr Aegean Airlines direct
25 Apr - 01 May SKY express direct
04 Apr - 08 Apr Aegean Airlines direct
06 Apr - 11 Apr Aegean Airlines direct
18 Apr - 22 Apr Aegean Airlines direct
17 Apr - 22 Apr Aegean Airlines direct
04 Apr - 11 Apr SKY express direct
22 Apr - 12 May SKY express direct
22 Apr - 09 May SKY express direct

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

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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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