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 31/01/26 1 Stopover (VIE) OS0340, OS7081 04h 30min	Return 03/02/26 1 Stopover (FRA) LH9529, LH0918 09h 10min	Austrian Airlines		£193
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 31/01/26 direct BA0418 01h 20min	Return 03/02/26 direct BA0419 01h 40min	British Airways		£82
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 28/01/26 1 Stopover (ZRH) LX0333, LX0758 03h 40min	Return 04/02/26 1 Stopover (FRA) LH5645, LH0922 04h 30min	Swiss International Air Lines	?	£137
London Heathrow Luxembourg	Outbound 30/01/26 1 Stopover (ZRH) LX0345, LX0754 07h 30min	Return 06/02/26 1 Stopover (ZRH) LX0751, LX0324 06h 25min	Swiss International Air Lines	?	£142

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 94 £
Flight London Stansted - Luxembourg from 28 £
Flight London - Luxembourg from 28 £
Flight Birmingham - Luxembourg from 105 £

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