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

Return flights

01 Jan - 22 Jan	British Airways	direct
16 Jan - 20 Jan	British Airways	direct
24 Jan - 25 Jan	British Airways	direct
24 Jan - 27 Jan	British Airways	direct
08 Jan - 11 Jan	British Airways	direct
10 Jan - 11 Jan	British Airways	direct
04 Jan - 06 Jan	British Airways	direct
10 Jan - 10 Jan	British Airways

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

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 January from 79€

Return flights