Cheapest return flights from Istanbul to Frankfurt in May from $120

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

Return flights

16 May - 17 May Pegasus Airlines direct
16 May - 19 May Pegasus Airlines direct
13 May - 19 May Pegasus Airlines direct
01 May - 03 May Pegasus Airlines direct
26 May - 01 Jun Pegasus Airlines direct
01 May - 10 May Pegasus Airlines direct
07 May - 11 May Pegasus Airlines direct
01 May - 08 May Pegasus Airlines direct
01 May - 05 May Pegasus Airlines direct
07 May - 12 May Pegasus Airlines direct
15 May - 18 May Pegasus Airlines direct
26 May - 02 Jun Pegasus Airlines direct
19 May - 02 Jun AJet direct
25 May - 07 Jun Pegasus Airlines direct
15 May - 30 Jun Lufthansa direct
23 May - 01 Jun Lufthansa direct
20 May - 07 Jun SKY express
21 May - 07 Jun SKY express
18 May - 07 Jun SKY express
27 May - 07 Jun SKY express

Also check the deals for one-way flights from Istanbul to Frankfurt in May.

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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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