Cheapest return flights from Sofia to Istanbul in April from 81€

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

Return flights

03 Apr - 07 Apr Pegasus Airlines direct
06 Apr - 16 Apr Pegasus Airlines direct
06 Apr - 11 Apr Pegasus Airlines direct
01 Apr - 10 Apr Pegasus Airlines direct
01 Apr - 03 Apr Pegasus Airlines direct
09 Apr - 16 Apr Pegasus Airlines direct
15 Apr - 22 Apr Pegasus Airlines
02 Apr - 07 Apr Pegasus Airlines direct
02 Apr - 04 Apr Pegasus Airlines direct
13 Apr - 20 Apr Pegasus Airlines
29 Apr - 05 May Pegasus Airlines
29 Apr - 05 May Pegasus Airlines direct
30 Apr - 03 May Ryanair
30 Apr - 03 May Pegasus Airlines direct

Also check the deals for one-way flights from Sofia 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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