Cheapest return flights from London to Luxemburg in September from $97

AirHint found the following cheapest return flights from London (LHR) to Luxemburg (LUX) in September 2026 (see full year).

Return flights

18 Sep - 21 Sep British Airways direct
03 Sep - 06 Sep SWISS
03 Sep - 06 Sep British Airways direct

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

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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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