Our cheapest offers for flights from London Heathrow to Luxembourg

Here you can compare cheap flights from London Heathrow (LHR) to Luxembourg (LUX) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Luxembourg. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option London Heathrow Luxembourg	Outbound 04/11/25 direct BA0418 01h 20min	Return 03/12/25 direct BA0427 01h 30min	British Airways	?	£74
London Heathrow Luxembourg	Outbound 08/12/25 direct BA0426 01h 25min	Return 24/12/25 direct BA0419 01h 40min	British Airways		£91
London Heathrow Luxembourg	Outbound 08/12/25 direct BA0426 01h 25min	Return 24/12/25 direct BA0421 01h 30min	British Airways		£94
London Heathrow Luxembourg	Outbound 04/12/25 direct BA0418 01h 20min	Return 07/12/25 direct BA0421 01h 30min	British Airways		£96
London Heathrow Luxembourg	Outbound 08/12/25 direct BA0426 01h 25min	Return 24/12/25 direct BA0419 01h 40min	British Airways		£97
London Heathrow Luxembourg	Outbound 04/12/25 direct BA0418 01h 20min	Return 07/12/25 direct BA0421 01h 30min	British Airways		£98
London Heathrow Luxembourg	Outbound 04/12/25 direct BA0418 01h 20min	Return 07/12/25 direct BA0421 01h 30min	British Airways	?	£101
London Heathrow Luxembourg	Outbound 03/12/25 1 Stopover (ZRH) LX0333, LX0758 03h 40min	Return 07/12/25 1 Stopover (FRA) LH5647, LH0902 03h 35min	Swiss International Air Lines	?	£155
London Heathrow Luxembourg	Outbound 09/12/25 1 Stopover (ZRH) LX0317, LX0754 04h 00min	Return 22/12/25 1 Stopover (ZRH) LX0759, LX0340 03h 35min	Swiss International Air Lines	?	£157
London Heathrow Luxembourg	Outbound 22/12/25 1 Stopover (FRA) LH0903, LH5644 06h 30min	Return 10/01/26 1 Stopover (MUC) LH2317, LH4200 11h 05min	Lufthansa		£159

Tips and tricks to help you find cheap flights from London Heathrow to Luxembourg

Important flight information

Flight information: London Heathrow - Luxembourg

Outbound and return from	£73.52
Flight duration	min. 01:20 / max. 01:25
Return flight duration	min. 01:25/ max. 01:30
Distance	514 km
Flights per week	16
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport Luxembourg (LUX)
Destination country	Flights to Luxembourg

Alternative flights to Luxembourg

Flight London City - Luxembourg from £93
Flight London Stansted - Luxembourg from £57
Flight London - Luxembourg from £57

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