Cheapest return flights from London to Luxemburg in September from $136

Best time to book flights for London (LCY) to Luxemburg (LUX) flights at AirHint

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

Return flights

26 Sep - 29 Sep Luxair direct
12 Sep - 15 Sep Luxair direct
22 Sep - 25 Sep Luxair direct
06 Sep - 13 Sep Luxair direct
13 Sep - 20 Sep Luxair direct
03 Sep - 05 Sep Luxair direct
19 Sep - 21 Sep Luxair direct
11 Sep - 14 Sep Luxair direct
25 Sep - 28 Sep Luxair direct
07 Sep - 14 Sep Luxair direct

Also check the deals for one-way flights from London 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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