Cheapest return flights from Frankfurt to Istanbul in April from $133

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

Return flights

28 Apr - 05 May Pegasus Airlines direct
28 Apr - 06 May Pegasus Airlines direct
28 Apr - 19 May AJet direct
24 Apr - 27 Apr Pegasus Airlines direct
12 Apr - 11 May AJet direct
25 Apr - 29 Apr AJet direct
24 Apr - 26 Apr AJet direct
15 Apr - 21 Apr AJet direct
30 Apr - 05 May Pegasus Airlines direct
15 Apr - 09 May AJet direct
18 Apr - 15 May Pegasus Airlines direct
17 Apr - 21 Apr Ryanair
10 Apr - 14 Apr Pegasus Airlines direct
23 Apr - 27 Apr Pegasus Airlines direct
15 Apr - 19 Apr AJet direct
17 Apr - 21 Apr AJet direct
20 Apr - 24 Apr AJet direct
28 Apr - 02 May AJet direct
24 Apr - 03 May AJet direct
30 Apr - 03 May AJet direct

Also check the deals for one-way flights from Frankfurt 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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