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

Return flights

07 May - 12 May	Ryanair
07 May - 14 May	Ryanair
05 May - 12 May	Ryanair
10 May - 14 May	Ryanair
10 May - 13 May	Ryanair
10 May - 19 May	Ryanair
04 May - 13 May	Lufthansa
06 May - 13 May	Lufthansa
12 May - 19 May	Ryanair
02 May - 05 May	Lufthansa
19 May - 02 Jun	Scandinavian Airlines

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 126€

Return flights