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

Return flights

27 May - 31 May	Transavia France	direct
20 May - 24 May	Transavia France	direct
04 May - 27 May	easyJet
06 May - 13 May	Transavia France
08 May - 15 May	easyJet
06 May - 10 May	Transavia France
03 May - 10 May	Transavia France
06 May - 13 May	Transavia France	direct
09 May - 13 May	easyJet
03 May - 15 May	Vueling Airlines
01 May - 29 Jun	Turkish Airlines	direct
15 May - 05 Jun	SKY express

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 159€

Return flights