AirHint found the following cheapest return flights from Duesseldorf (DUS) to Istanbul (SAW) in July 2025 (see full year).

Return flights

01 Jul - 11 Jul	Ryanair
02 Jul - 18 Jul	Ryanair
02 Jul - 09 Jul	Ryanair
02 Jul - 11 Jul	Ryanair
02 Jul - 04 Jul	Ryanair
02 Jul - 07 Jul	Ryanair
02 Jul - 08 Jul	Ryanair
06 Jul - 11 Jul	Ryanair
01 Jul - 07 Jul	Ryanair
06 Jul - 22 Jul	Ryanair
01 Jul - 18 Aug	Ryanair
09 Jul - 05 Aug	Ryanair
01 Jul - 14 Aug	Ryanair
09 Jul - 12 Aug	Ryanair
01 Jul - 11 Aug	Pegasus Airlines
03 Jul - 05 Aug	Pegasus Airlines
16 Jul - 28 Aug	Ryanair
11 Jul - 03 Aug	Ryanair
23 Jul - 26 Aug	Ryanair
27 Jul - 07 Aug	AJet	direct

Also check the deals for one-way flights from Duesseldorf to Istanbul in July.

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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Cheapest return flights from Duesseldorf to Istanbul in July from $172

Return flights