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

Return flights

21 Jul - 28 Jul	Ryanair
21 Jul - 23 Jul	Ryanair
27 Jul - 28 Jul	Ryanair
03 Jul - 06 Jul	easyJet
15 Jul - 01 Aug	easyJet
05 Jul - 07 Jul	Vueling Airlines
06 Jul - 07 Jul	easyJet
15 Jul - 20 Jul	SWISS
14 Jul - 15 Jul	SWISS
06 Jul - 09 Jul	easyJet
17 Jul - 21 Jul	Ryanair
30 Jul - 03 Aug	easyJet
25 Jul - 08 Aug	Ryanair
01 Jul - 01 Aug	SWISS
02 Jul - 01 Aug	SWISS
03 Jul - 01 Aug	SWISS

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

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 London to Luxemburg in July from 159€

Return flights