Our cheapest offers for flights from London Heathrow to Brussels

Here you can compare cheap flights from London Heathrow (LHR) to Brussels (BRU) 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 Brussels. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option London Heathrow Brussels	Outbound 12/08/25 direct BA0394 01h 15min	Return 18/08/25 direct BA0397 01h 10min	British Airways		£94
London Heathrow Brussels	Outbound 09/10/25 direct SN2104 01h 00min	Return 14/10/25 direct SN2103 01h 15min	Brussels Airlines		£185
London Heathrow Brussels	Outbound 09/10/25 direct BA0392 01h 10min	Return 14/10/25 direct BA0399 01h 10min	British Airways	?	£99
London Heathrow Brussels	Outbound 12/08/25 direct BA0394 01h 15min	Return 18/08/25 direct BA0397 01h 10min	British Airways		£102
London Heathrow Brussels	Outbound 12/08/25 direct BA0394 01h 15min	Return 18/08/25 direct BA0397 01h 10min	British Airways		£104
London Heathrow Brussels	Outbound 12/08/25 direct BA0394 01h 15min	Return 18/08/25 direct BA0397 01h 10min	British Airways	?	£109
London Heathrow Brussels	Outbound 12/08/25 direct BA0394 01h 15min	Return 18/08/25 direct BA0397 01h 10min	British Airways		£110
London Heathrow Brussels	Outbound 20/10/25 direct BA0396 01h 15min	Return 11/11/25 direct BA0391 01h 20min	British Airways	?	£115
London Heathrow Brussels	Outbound 09/10/25 direct BA0392 01h 10min	Return 14/10/25 direct BA0399 01h 10min	British Airways		£121
London Heathrow Brussels	Outbound 20/10/25 direct SN2096 01h 10min	Return 11/11/25 direct SN2093 01h 25min	Brussels Airlines		£123

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

Important flight information

Flight information: London Heathrow - Brussels

Outbound and return from	93,97 £
Flight duration	min. 01:05 / max. 01:15
Return flight duration	min. 01:10/ max. 01:25
Distance	351 km
Flights per week	69
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport Brussels (BRU)
Destination country	Flights to Belgium

Alternative flights to Brussels

Flight Birmingham - Brussels from 130 £
Flight Edinburgh - Brussels from 132 £
Flight Bristol - Brussels from 125 £
Flight Manchester - Brussels from 109 £
Flight London - Brussels from 94 £
Flight London Gatwick - Brussels from 134 £
Flight London City - Brussels from 218 £

Flight destinations with a similar price

Flight London Heathrow - Madrid from 96 £
Flight London Heathrow - Manchester from 86 £
Flight London Heathrow - Oslo from 98 £
Flight London Heathrow - Aberdeen from 88 £
Flight London Heathrow - Stockholm from 97 £
Flight London Heathrow - Barcelona from 92 £
Flight London Heathrow - Belfast City from 90 £
Flight London Heathrow - Bilbao from 87 £
Flight London Heathrow - Basel from 93 £
Flight London Heathrow - Paris - Charles de Gaulle from 98 £