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Cheap flights from London Heathrow Airport to Belgium from £51

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Belgium

Keep the following information in mind while searching for Heathrow to Belgium flight deals. Data was last updated 18 September 2025.

Round-trip from

£94

One-way from

£51

Popular in

July

Cheapest in

January

Average price

£122

Good round-trip deal

£194 or less

Good one-way deal

£128 or less
British Airways
  • British Airways
  • 31/10-7/11
  • Nonstop
  • 2h 35m total
  • London to Belgium
Search Deals
Brussels Airlines
  • Brussels Airlines
  • 30/10
  • Nonstop
  • 1h 10m total
  • London to Belgium
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from London Heathrow to Belgium.
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Price to beat on a one-way flight from London Heathrow to Belgium.
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Find flight deals from Heathrow to Belgium

Cheapest flights from Heathrow to Belgium
Explore the most affordable flight options available from Heathrow to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Fri 31/1017:15LHR - BRU
Nonstop1h 15mBritish Airways
Fri 7/1121:20BRU - LHR
Nonstop1h 20mBritish Airways
Deal found 16/9£94
Thu 13/1111:05LHR - BRU
Nonstop1h 10mBrussels Airlines
Sat 15/1121:10BRU - LHR
Nonstop1h 10mBrussels Airlines
Deal found 16/9£95
Thu 23/1013:10LHR - BRU
Nonstop1h 10mBritish Airways
Sun 26/1015:00BRU - LHR
Nonstop1h 15mBritish Airways
Deal found 16/9£96
Thu 27/1117:50LHR - BRU
Nonstop1h 10mBrussels Airlines
Sun 30/1121:10BRU - LHR
Nonstop1h 10mBrussels Airlines
Deal found 16/9£97
Thu 23/1011:50LHR - BRU
Nonstop1h 15mBritish Airways
Mon 27/1017:30BRU - LHR
Nonstop1h 15mBritish Airways
Deal found 16/9£100
Sun 2/1108:15LHR - BRU
Nonstop1h 15mBritish Airways
Sun 9/1115:00BRU - LHR
Nonstop1h 15mBritish Airways
Deal found 18/9£100
Tue 28/1018:45LHR - BRU
Nonstop1h 15mBritish Airways
Tue 4/1114:55BRU - LHR
Nonstop1h 15mBritish Airways
Deal found 16/9£101
Sat 1/1113:10LHR - BRU
Nonstop1h 15mBritish Airways
Sat 8/1118:10BRU - LHR
Nonstop1h 10mBritish Airways
Deal found 17/9£102
Sat 15/1106:30LHR - BRU
Nonstop1h 15mBritish Airways
Sat 22/1118:10BRU - LHR
Nonstop1h 10mBritish Airways
Deal found 17/9£103
Thu 20/1118:20LHR - CRL
1 stop13h 00mMultiple Airlines
Sun 23/1108:55CRL - LHR
1 stop14h 05mMultiple Airlines
Deal found 17/9£147
Fri 28/1118:20LHR - CRL
1 stop13h 00mMultiple Airlines
Mon 1/1208:55CRL - LHR
1 stop14h 05mMultiple Airlines
Deal found 16/9£151
Thu 27/1118:20LHR - CRL
1 stop13h 00mMultiple Airlines
Sun 30/1108:55CRL - LHR
1 stop14h 05mMultiple Airlines
Deal found 16/9£174

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Belgium 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, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Belgium that are best for you.

Fly from

Heathrow

Fly to

Belgium

Route

Depart

Return

Price

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 11/2

11:20-13:35

Nonstop1h 15m

Brussels Bruxelles-National

Thu 12/2

17:30-17:45

Nonstop1h 15m

£100

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 3/12

14:45-17:00

Nonstop1h 15m

Brussels Bruxelles-National

Sun 7/12

11:20-11:40

Nonstop1h 20m

£102

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 5/12

14:45-17:00

Nonstop1h 15m

Brussels Bruxelles-National

Sun 7/12

11:20-11:40

Nonstop1h 20m

£102

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 8/1

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Sat 17/1

21:10-21:20

Nonstop1h 10m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 9/1

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Sun 18/1

21:10-21:20

Nonstop1h 10m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 7/1

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Fri 16/1

21:10-21:20

Nonstop1h 10m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 18/11

08:55-11:10

Nonstop1h 15m

Brussels Bruxelles-National

Wed 26/11

11:50-12:10

Nonstop1h 20m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Mon 17/11

06:50-08:55

Nonstop1h 05m

Brussels Bruxelles-National

Sat 22/11

21:10-21:20

Nonstop1h 10m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Mon 20/10

07:45-09:55

Nonstop1h 10m

Brussels Bruxelles-National

Tue 28/10

14:55-15:10

Nonstop1h 15m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Mon 17/11

11:35-13:50

Nonstop1h 15m

Brussels Bruxelles-National

Tue 25/11

21:45-21:55

Nonstop1h 10m

£103

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Belgium

What is the cheapest month to book a flight from London Heathrow Airport to Belgium?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Belgium (average of £117). Flying from London Heathrow Airport to Belgium in July is currently the most expensive (average of £166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to BE?

Find hourly flight availability from Heathrow to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

When flying from London Heathrow Airport to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to Belgium

Explore weekly flight availability from Heathrow to Belgium. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 September 2025.

The most flights from LHR to BE0 are scheduled on a Monday (35 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated 18 September 2025.
Get a feel of what it's like to fly with KLM, Brussels Airlines, andBritish Airways from London Heathrow Airport to Belgium by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Brussels Airlines
7.3
Good
359 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
British Airways
6.7
Okay
7,367 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Belgium?

    A quick flight from London Heathrow Airport to Belgium can take about 1h 10m. British Airways provides one of the quickest options available for as low as £103. Airlines will cover a distance of 217 mi. All flights are typically direct.

  • What are the most popular routes from London Heathrow Airport to Belgium?

    When deciding which route to take from London Heathrow Airport to Belgium consider London Heathrow - Brussels Bruxelles-National, London Heathrow - Charleroi Brussels or London Heathrow - Ostende-Bruges as they are the most popular.

  • What are the most reliable airlines from London Heathrow Airport to Belgium?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Belgium on time: JetBlue (80%), Japan Airlines (57%), Malaysia Airlines (56%).

  • What are the cheapest flights from London Heathrow Airport to Belgium?

    Looking for the cheapest flight from London Heathrow Airport to Belgium? While on average our users pay £554, our data indicates the cheapest price to be £52. The most popular route (London Heathrow - Brussels Bruxelles-National), is priced around £92.

  • Can I find deals for flights from Heathrow to Belgium that include hotel bookings?

    Yes. In addition to deals on Heathrow to Belgium flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Belgium?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Belgium.

  • Can I find deals for business class flights from Heathrow to Belgium?

    Yes. Cheapflights offers flight deals from Heathrow to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Belgium?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Belgium (average of £117). Flying from London Heathrow Airport to Belgium in July is currently the most expensive (average of £166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Heathrow to Belgium

Discover the top 3 airlines that operate flights from Heathrow to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£84Average£107FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£95Average£123FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£140Average£168FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Belgium?

Deals for Heathrow to Belgium flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Belgium?

Cheapflights helps you find that perfect flight to Belgium from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Belgium with no change fees?

Yes, we can. To see specific flights from Heathrow to Belgium with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to Belgium become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Belgium on Cheapflights with our Price Alert feature and get notified when better prices are available.

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