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 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways	?	£66
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways		£67
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways	?	£70
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways		£78
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways		£81
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways	?	£84
London Heathrow Luxembourg	Outbound 20/03/26 direct BA0426 01h 25min	Return 17/04/26 direct BA0419 01h 20min	British Airways		£86
London Heathrow Luxembourg	Outbound 18/02/26 1 Stopover (ZRH) LX0333, LX0758 03h 40min	Return 24/02/26 1 Stopover (ZRH) LX0759, LX0340 03h 35min	Swiss International Air Lines	?	£156
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
London Heathrow Luxembourg	Outbound 22/12/25 1 Stopover (FRA) LH0923, LH5642 05h 05min	Return 10/01/26 1 Stopover (MUC) LH2317, LH4194 04h 30min	Lufthansa		£163

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	£65.64
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

Flight destinations with a similar price

Flight London Heathrow - Edinburgh from £51
Flight London Heathrow - Newcastle from £69
Flight London Heathrow - Glasgow from £61
Flight London Heathrow - Geneva from £95
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Flight London Heathrow - Frankfurt from £93
Flight London Heathrow - Munich from £84
Flight London Heathrow - Berlin from £78
Flight London Heathrow - Madrid from £85
Flight London Heathrow - Dublin from £75