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Cheap flights from London Heathrow Airport 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 Heathrow Airport 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.
1 adult
0 bags
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Find the cheapest flights from London Heathrow Airport to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
14:25 - 16:40LHR-BRU
1h 15mdirect
British Airways Logo
15:00 - 15:15BRU-LHR
1h 15mdirect
€118British Airways
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Tue, 17 Feb - Thu, 19 Feb
British Airways Logo
13:10 - 15:25LHR-BRU
1h 15mdirect
British Airways Logo
18:10 - 18:20BRU-LHR
1h 10mdirect
€118British Airways
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Sat, 29 Nov - Sat, 6 Dec
British Airways Logo
08:15 - 10:30LHR-BRU
1h 15mdirect
British Airways Logo
11:35 - 11:55BRU-LHR
1h 20mdirect
€119British Airways
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Sun, 11 Jan - Sat, 24 Jan
Brussels Airlines Logo
06:50 - 08:55LHR-BRU
1h 05mdirect
Brussels Airlines Logo
21:10 - 21:20BRU-LHR
1h 10mdirect
€137Brussels Airlines
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Thu, 20 Nov - Sun, 23 Nov
Brussels Airlines Logo
17:50 - 20:00LHR-BRU
1h 10mdirect
Brussels Airlines Logo
21:10 - 21:20BRU-LHR
1h 10mdirect
€138Brussels Airlines
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Tue, 25 Nov - Thu, 27 Nov
Scandinavian Airlines Logo
19:50 - 10:50LHR-BRU
14h 00m1 stop
Scandinavian Airlines Logo
11:30 - 21:35BRU-LHR
11h 05m1 stop
€188Scandinavian Airlines
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Tue, 2 Dec - Tue, 16 Dec
Scandinavian Airlines Logo
06:40 - 18:40LHR-BRU
11h 00m1 stop
Scandinavian Airlines Logo
11:30 - 16:25BRU-LHR
5h 55m1 stop
€191Scandinavian Airlines
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Wed, 17 Dec - Thu, 18 Dec
Austrian Airlines Logo
14:50 - 09:05LHR-BRU
17h 15m1 stop
Austrian Airlines Logo
14:50 - 21:40BRU-LHR
7h 50m1 stop
€197Austrian Airlines
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Tue, 24 Mar - Wed, 25 Mar
KLM Logo
08:40 - 14:15LHR-BRU
4h 35m1 stop
KLM Logo
14:45 - 17:00BRU-LHR
3h 15m1 stop
€211KLM
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Sat, 22 Nov - Wed, 26 Nov
KLM Logo
08:40 - 14:15LHR-BRU
4h 35m1 stop
KLM Logo
08:05 - 10:45BRU-LHR
3h 40m1 stop
€212KLM
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Sat, 22 Nov - Tue, 25 Nov

Scandinavian Airlines flights from London Heathrow Airport to Brussels

Our best Scandinavian Airlines deals on London Heathrow Airport to Brussels flight tickets
Scandinavian Airlines
2 Dec
LHR19:50London Heathrow
14h 00m
1 stop
BRU10:50Brussels Bruxelles-National
16 Dec
BRU11:30Brussels Bruxelles-National
11h 05m
1 stop
LHR21:35London Heathrow
€188
Find similar
Scandinavian Airlines
17 Dec
LHR06:40London Heathrow
11h 00m
1 stop
BRU18:40Brussels Bruxelles-National
18 Dec
BRU11:30Brussels Bruxelles-National
5h 55m
1 stop
LHR16:25London Heathrow
€191
Find similar
Scandinavian Airlines
15 Dec
LHR06:40London Heathrow
6h 50m
1 stop
BRU14:30Brussels Bruxelles-National
16 Dec
BRU11:30Brussels Bruxelles-National
11h 05m
1 stop
LHR21:35London Heathrow
€200
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British Airways flights from London Heathrow Airport to Brussels

Our best British Airways deals on London Heathrow Airport to Brussels flight tickets
British Airways
17 Feb
LHR14:25London Heathrow
1h 15m
BRU16:40Brussels Bruxelles-National
19 Feb
BRU15:00Brussels Bruxelles-National
1h 15m
LHR15:15London Heathrow
€118
Find similar
British Airways
29 Nov
LHR13:10London Heathrow
1h 15m
BRU15:25Brussels Bruxelles-National
6 Dec
BRU18:10Brussels Bruxelles-National
1h 10m
LHR18:20London Heathrow
€118
Find similar
British Airways
11 Jan
LHR08:15London Heathrow
1h 15m
BRU10:30Brussels Bruxelles-National
24 Jan
BRU11:35Brussels Bruxelles-National
1h 20m
LHR11:55London Heathrow
€119
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 5 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 17/2

14:25-16:40

Nonstop1h 15m

Brussels Bruxelles-National

Thu 19/2

15:00-15:15

Nonstop1h 15m

€118

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 29/11

13:10-15:25

Nonstop1h 15m

Brussels Bruxelles-National

Sat 6/12

18:10-18:20

Nonstop1h 10m

€118

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sun 11/1

08:15-10:30

Nonstop1h 15m

Brussels Bruxelles-National

Sat 24/1

11:35-11:55

Nonstop1h 20m

€119

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 20/11

06:50-08:55

Nonstop1h 05m

Brussels Bruxelles-National

Sun 23/11

21:10-21:20

Nonstop1h 10m

€137

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 25/11

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Thu 27/11

21:10-21:20

Nonstop1h 10m

€138

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 2/12

19:50-10:50

1 stop14h 00m

Brussels Bruxelles-National

Tue 16/12

11:30-21:35

1 stop11h 05m

€188

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 17/12

06:40-18:40

1 stop11h 00m

Brussels Bruxelles-National

Thu 18/12

11:30-16:25

1 stop5h 55m

€191

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 24/3

14:50-09:05

1 stop17h 15m

Brussels Bruxelles-National

Wed 25/3

14:50-21:40

1 stop7h 50m

€197

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 22/11

08:40-14:15

1 stop4h 35m

Brussels Bruxelles-National

Wed 26/11

14:45-17:00

1 stop3h 15m

€211

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 22/11

08:40-14:15

1 stop4h 35m

Brussels Bruxelles-National

Tue 25/11

08:05-10:45

1 stop3h 40m

€212

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 Heathrow Airport 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 cheapest month to fly to Brussels?

The month of January is, on average, the cheapest month to fly to Brussels from London Heathrow Airport, with most prices found around €124. If you are unable to visit Brussels during the month of January, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around €128.

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

On average, the least expensive day to fly to Brussels from London Heathrow Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as €140. 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 €628.

What is the cheapest London Heathrow to Brussels flight route?

Fly from London Heathrow to Brussels Bruxelles-National for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around €140 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 Heathrow Airport for as low as €111 on momondo.

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

There is only 1 cabin class available to choose from on London Heathrow 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 Heathrow Airport to Brussels flight deals and tips

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

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Brussels

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

    The straight-line distance from London Heathrow to Brussels is 341.8 km. Flights usually cover this in 1h 05m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Heathrow Airport to Brussels are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport 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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Brussels . Millions of users trust and use momondo every year so you are in good hands.

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 not ready to book a flight from London to Brussels now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Brussels and let you know when they change.

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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