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 08/08/26 direct BA0416 01h 20min	Return 31/08/26 direct BA0415 01h 35min	British Airways		£107
London Heathrow Luxembourg	Outbound 31/03/26 1 Stopover (MUC) LH2483, LH2322 11h 35min	Return 21/04/26 1 Stopover (FRA) LH5647, LH4226 05h 35min	Lufthansa		£202
London Heathrow Luxembourg	Outbound 08/08/26 direct BA0416 01h 20min	Return 31/08/26 direct BA0415 01h 35min	British Airways		£108
London Heathrow Luxembourg	Outbound 08/08/26 direct BA0416 01h 20min	Return 31/08/26 direct BA0415 01h 35min	British Airways		£122
London Heathrow Luxembourg	Outbound 16/05/26 direct BA0416 01h 20min	Return 17/05/26 1 Stopover (FRA) LH5647, LH4228 07h 25min	British Airways		£123
London Heathrow Luxembourg	Outbound 08/08/26 direct BA0416 01h 20min	Return 31/08/26 direct BA0415 01h 35min	British Airways	?	£184
London Heathrow Luxembourg	Outbound 08/08/26 1 Stopover (AMS) KL1014, KL1709 14h 25min	Return 31/08/26 1 Stopover (AMS) KL1714, KL1003 15h 35min	KLM	?	£208
London Heathrow Luxembourg	Outbound 25/05/26 direct BA0416 01h 20min	Return 07/06/26 1 Stopover (AMS) KL1710, KL1015 10h 00min	British Airways	?	£239
London Heathrow Luxembourg	Outbound 31/03/26 1 Stopover (AMS) KL1012, KL1715 04h 15min	Return 21/04/26 direct BA0417 01h 35min	KLM	?	£240
London Heathrow Luxembourg	Outbound 31/03/26 1 Stopover (FRA) LH4235, LH5642 04h 20min	Return 21/04/26 1 Stopover (ZRH) LX0751, LX0332 03h 45min	Lufthansa		£276

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	106,99 £GB
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 78 £GB
Flight London Stansted - Luxembourg from 29 £GB
Flight London - Luxembourg from 29 £GB
Flight Birmingham - Luxembourg from 83 £GB

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Flight London Heathrow - Belfast City from 97 £GB
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Flight London Heathrow - Basel from 115 £GB
Flight London Heathrow - Paris - Charles de Gaulle from 97 £GB