Cheapest return flights from Santander to Luxemburg in September from $373

AirHint found the following cheapest return flights from Santander (SDR) to Luxemburg (LUX) in September 2025 (see full year).

Return flights

01 Sep - 05 Sep Ryanair
12 Sep - 14 Sep Iberia

Also check the deals for one-way flights from Santander to Luxemburg in September.

Skyscanner

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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