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

Return flights

16 May - 18 May	Air France
16 May - 19 May	Air France
04 May - 18 May	Air France
04 May - 21 May	Air France
07 May - 21 May	Air France
02 May - 05 May	Lufthansa
02 May - 05 May	Turkish Airlines	direct
16 May - 18 May	Turkish Airlines	direct
23 May - 25 May	Turkish Airlines	direct
05 May - 18 May	Turkish Airlines	direct
29 May - 01 Jun	Turkish Airlines	direct

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

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 Lyon to Istanbul in May from 213€

Return flights