AirHint found the following cheapest return flights from Luxemburg (LUX) to Madrid (MAD) in August 2026 (see full year).

Return flights

19 Aug - 05 Sep	Ryanair	direct
21 Aug - 05 Sep	Ryanair	direct
25 Aug - 05 Sep	Ryanair	direct
18 Aug - 05 Sep	Ryanair	direct
28 Aug - 16 Sep	Ryanair	direct
28 Aug - 05 Sep	Ryanair	direct
19 Aug - 08 Sep	Ryanair	direct
21 Aug - 08 Sep	Ryanair	direct
25 Aug - 08 Sep	Ryanair	direct
19 Aug - 28 Aug	Ryanair	direct
21 Aug - 28 Aug	Ryanair	direct
18 Aug - 08 Sep	Ryanair	direct
25 Aug - 28 Aug	Ryanair	direct
18 Aug - 28 Aug	Ryanair	direct
28 Aug - 31 Aug	Luxair	direct
16 Aug - 18 Aug	Luxair	direct
27 Aug - 30 Aug	easyJet

Also check the deals for one-way flights from Luxemburg to Madrid in August.

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 Madrid in August from $113

Return flights