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

Return flights

15 Jul - 23 Jul	Wizz Air UK
19 Jul - 23 Jul	Ryanair
21 Jul - 23 Jul	Ryanair
12 Jul - 15 Jul	Ryanair
12 Jul - 22 Jul	Ryanair
02 Jul - 07 Jul	Ryanair
05 Jul - 09 Jul	Ryanair
16 Jul - 23 Jul	Ryanair
07 Jul - 08 Jul	Ryanair
01 Jul - 08 Jul	Wizz Air UK
26 Jul - 03 Aug	Ryanair
31 Jul - 03 Aug	Ryanair
28 Jul - 02 Aug	Ryanair
24 Jul - 02 Aug	Ryanair
30 Jul - 01 Aug	Ryanair
30 Jul - 02 Aug	Ryanair
31 Jul - 04 Aug	Ryanair
30 Jul - 16 Aug	Ryanair
30 Jul - 03 Aug	easyJet
29 Jul - 02 Aug	easyJet

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 128€

Return flights