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 03/09/25 direct BA0396 01h 15min	Return 15/09/25 direct BA0397 01h 10min	British Airways		£107
London Heathrow Brussels	Outbound 06/06/25 direct SN2106 01h 00min	Return 20/06/25 direct SN2093 01h 25min	Brussels Airlines		£197 found 3 days ago
London Heathrow Brussels	Outbound 13/05/25 direct BA0398 01h 10min	Return 03/06/25 direct BA0397 01h 15min	British Airways		£108
London Heathrow Brussels	Outbound 13/05/25 direct SN2096 01h 10min	Return 09/06/25 direct SN2103 01h 15min	Brussels Airlines		£119
London Heathrow Brussels	Outbound 13/05/25 direct BA0398 01h 10min	Return 03/06/25 direct BA0397 01h 15min	British Airways	?	£119
London Heathrow Brussels	Outbound 13/05/25 direct BA0398 01h 10min	Return 09/06/25 direct BA0397 01h 10min	British Airways	?	£120
London Heathrow Brussels	Outbound 13/05/25 direct SN2096 01h 10min	Return 09/06/25 direct SN2103 01h 15min	Brussels Airlines		£121
London Heathrow Brussels	Outbound 13/05/25 direct BA0398 01h 10min	Return 03/06/25 direct BA0397 01h 15min	British Airways	?	£123
London Heathrow Brussels	Outbound 13/05/25 direct BA0396 01h 15min	Return 09/06/25 direct BA0397 01h 10min	British Airways		£125
London Heathrow Brussels	Outbound 13/05/25 direct SN2096 01h 10min	Return 09/06/25 direct SN2103 01h 15min	Brussels Airlines	?	£125

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	£106.57
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 £120
Flight Edinburgh - Brussels from £165
Flight London - Brussels from £107
Flight Bristol - Brussels from £140
Flight Manchester - Brussels from £149
Flight London Gatwick - Brussels from £130
Flight London City - Brussels from £214

Flight destinations with a similar price

Flight London Heathrow - Zurich from £97
Flight London Heathrow - Berlin from £98
Flight London Heathrow - Stockholm from £98
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Flight London Heathrow - Paris - Charles de Gaulle from £97
Flight London Heathrow - Cologne from £109
Flight London Heathrow - Dusseldorf from £102
Flight London Heathrow - Hamburg from £116
Flight London Heathrow - Milan-Malpensa from £105
Flight London Heathrow - Nice from £113