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Cheap flights from London to Brussels from €61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Brussels departing on 28/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Brussels Airlines Logo
11:05 - 13:15LHR-BRU
1h 10mdirect
Brussels Airlines Logo
21:10 - 21:20BRU-LHR
1h 10mdirect
€115Brussels Airlines
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Thu, 4 Dec - Sat, 13 Dec
Brussels Airlines Logo
06:50 - 08:55LHR-BRU
1h 05mdirect
Brussels Airlines Logo
16:55 - 17:05BRU-LHR
1h 10mdirect
€116Brussels Airlines
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Thu, 4 Dec - Mon, 8 Dec
British Airways Logo
17:30 - 19:45LHR-BRU
1h 15mdirect
British Airways Logo
17:30 - 17:45BRU-LHR
1h 15mdirect
€117British Airways
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Wed, 17 Dec - Thu, 18 Dec
British Airways Logo
13:10 - 15:25LHR-BRU
1h 15mdirect
British Airways Logo
21:45 - 21:55BRU-LHR
1h 10mdirect
€117British Airways
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Sat, 29 Nov - Tue, 2 Dec
British Airways Logo
17:20 - 19:35LHR-BRU
1h 15mdirect
British Airways Logo
15:00 - 15:15BRU-LHR
1h 15mdirect
€118British Airways
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Thu, 20 Nov - Mon, 24 Nov
Multiple Airlines Logo
17:50 - 20:00LHR-BRU
1h 10mdirect
Multiple Airlines Logo
09:00 - 14:45BRU-LHR
6h 45m1 stop
€148Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
17:50 - 20:00LHR-BRU
1h 10mdirect
Multiple Airlines Logo
19:30 - 22:20BRU-LHR
3h 50m1 stop
€151Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec
easyJet Logo
19:55 - 08:00LGW-BRU
11h 05m1 stop
easyJet Logo
10:30 - 22:45BRU-LGW
13h 15m1 stop
€161easyJet
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Thu, 4 Dec - Sat, 13 Dec
Scandinavian Airlines Logo
09:55 - 18:40LHR-BRU
7h 45m1 stop
Scandinavian Airlines Logo
11:30 - 16:25BRU-LHR
5h 55m1 stop
€189Scandinavian Airlines
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Wed, 17 Dec - Thu, 18 Dec
Scandinavian Airlines Logo
06:40 - 18:40LHR-BRU
11h 00m1 stop
Scandinavian Airlines Logo
11:30 - 16:25BRU-LHR
5h 55m1 stop
€190Scandinavian Airlines
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Fri, 5 Dec - Mon, 8 Dec

KLM flights from London to Brussels

Our best KLM deals on London to Brussels flight tickets
KLM
7 Nov
LHR17:50London Heathrow
3h 30m
1 stop
BRU22:20Brussels Bruxelles-National
13 Nov
BRU08:05Brussels Bruxelles-National
3h 40m
1 stop
LHR10:45London Heathrow
€211
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KLM
14 Nov
LHR17:05London Heathrow
4h 15m
1 stop
BRU22:20Brussels Bruxelles-National
18 Nov
BRU14:45Brussels Bruxelles-National
3h 15m
1 stop
LHR17:00London Heathrow
€212
Find similar
KLM
29 Nov
LCY10:00London City
3h 15m
1 stop
BRU14:15Brussels Bruxelles-National
6 Dec
BRU06:15Brussels Bruxelles-National
4h 15m
1 stop
LCY09:30London City
€231
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Lufthansa flights from London to Brussels

Our best Lufthansa deals on London to Brussels flight tickets
Lufthansa
24 Mar
LCY09:50London City
6h 40m
1 stop
BRU17:30Brussels Bruxelles-National
25 Mar
BRU09:00Brussels Bruxelles-National
8h 40m
1 stop
LCY16:40London City
€219
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Lufthansa
24 Mar
LCY17:15London City
4h 15m
1 stop
BRU22:30Brussels Bruxelles-National
25 Mar
BRU09:30Brussels Bruxelles-National
8h 10m
1 stop
LCY16:40London City
€220
Find similar
Lufthansa
24 Mar
LCY09:50London City
6h 40m
1 stop
BRU17:30Brussels Bruxelles-National
25 Mar
BRU14:25Brussels Bruxelles-National
4h 10m
1 stop
LCY17:35London City
€221
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momondo Fare Finder

 
Customise your flight search to find flights from London to Brussels that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from London to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 4/12

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Sat 13/12

21:10-21:20

Nonstop1h 10m

€115

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 4/12

06:50-08:55

Nonstop1h 05m

Brussels Bruxelles-National

Mon 8/12

16:55-17:05

Nonstop1h 10m

€116

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 17/12

17:30-19:45

Nonstop1h 15m

Brussels Bruxelles-National

Thu 18/12

17:30-17:45

Nonstop1h 15m

€117

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 29/11

13:10-15:25

Nonstop1h 15m

Brussels Bruxelles-National

Tue 2/12

21:45-21:55

Nonstop1h 10m

€117

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 20/11

17:20-19:35

Nonstop1h 15m

Brussels Bruxelles-National

Mon 24/11

15:00-15:15

Nonstop1h 15m

€118

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 4/12

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Mon 8/12

09:00-14:45

1 stop6h 45m

€148

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 4/12

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Mon 8/12

19:30-22:20

1 stop3h 50m

€151

LondonBrussels

LGW - BRU

LGWBRU

London Gatwick

Thu 4/12

19:55-08:00

1 stop11h 05m

Brussels Bruxelles-National

Sat 13/12

10:30-22:45

1 stop13h 15m

€161

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 17/12

09:55-18:40

1 stop7h 45m

Brussels Bruxelles-National

Thu 18/12

11:30-16:25

1 stop5h 55m

€189

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 5/12

06:40-18:40

1 stop11h 00m

Brussels Bruxelles-National

Mon 8/12

11:30-16:25

1 stop5h 55m

€190

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from London to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Brussels?

What is the cheapest month to fly to Brussels?

The month of January is, on average, the cheapest month to fly to Brussels from London, with most prices found around €118. If you are unable to visit Brussels during the month of January, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around €126.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from London is on a Friday. momondo users have found tickets for Friday departures for as low as €131. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Brussels on Wednesday is €619.

What is the cheapest London to Brussels flight route?

Fly from London Heathrow to Brussels Bruxelles-National for the best London - Brussels flight prices

How far in advance should I book a flight to Brussels?

You are more likely to see cheaper flights to Brussels from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around €138 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from London for as low as €109 on momondo.

What cabin class options are available on London to Brussels flights?

There is only 1 cabin class available to choose from on London to Brussels flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Brussels

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Brussels

1 airport
The fastest flight from London to Brussels takes 1h 05m
Direct flights go from London to Brussels every day.
There is 1 airport near Brussels: Brussels Bruxelles-National (BRU)
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  • How far is London to Brussels by plane?

    A flight from London to Brussels will travel around 319.9 km. Typically, this will take 1h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from London to Brussels?

    Prices for flights from London to Brussels were last updated today.

  • How old do you have to be to fly from London to Brussels?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The necessary travel and health documents for your Brussels trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Brussels?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Brussels from London.

Can I find flights from London to Brussels with flexible booking policies on momondo?

momondo does allow users to show only those flights to Brussels from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Brussels?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from London.

I’m not ready to book a flight from London to Brussels right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Brussels, momondo offers a useful price alert feature which will track prices for flights to Brussels from London and alert you when they change.

An easier way to manage your Brussels trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 44.1 km from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport