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

Return flights

07 May - 14 May	Lufthansa
11 May - 16 May	Air France
09 May - 16 May	Air France
07 May - 14 May	Turkish Airlines	direct
08 May - 15 May	Turkish Airlines	direct
22 May - 24 May	Lufthansa
11 May - 17 May	Lufthansa
22 May - 24 May	Turkish Airlines	direct
11 May - 17 May	Turkish Airlines	direct
25 May - 31 May	Lufthansa

Also check the deals for one-way flights from Luxemburg 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 Luxemburg to Istanbul in May from $268

Return flights