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Cheap flights from London Heathrow Airport to Belgium from £54

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

£96

One-way from

£54

Popular in

July

Cheapest in

January

Average price

£135

Good round-trip deal

£197 or less

Good one-way deal

£106 or less
British Airways
  • British Airways
  • 12/7-26/7
  • Nonstop
  • 2h 20m total
  • London to Belgium
Search Deals
British Airways
  • British Airways
  • 10/9
  • Nonstop
  • 1h 15m total
  • London to Belgium
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 13 June 2025.

Sat 12/707:45LHR - BRU
Nonstop1h 10mBritish Airways
Sat 26/722:05BRU - LHR
Nonstop1h 10mBritish Airways
Deal found 11/6£96
Thu 28/807:45LHR - BRU
Nonstop1h 00mBrussels Airlines
Mon 1/920:40BRU - LHR
Nonstop1h 15mBrussels Airlines
Deal found 11/6£111
Fri 4/711:55LHR - BRU
Nonstop1h 15mMultiple Airlines
Sat 12/720:40BRU - LHR
Nonstop1h 15mMultiple Airlines
Deal found 10/6£120
Fri 19/906:40LHR - BRU
1 stop11h 30mScandinavian Airlines
Sun 21/911:55BRU - LHR
1 stop5h 30mScandinavian Airlines
Deal found 12/6£160
Tue 29/706:45LHR - CRL
1 stop8h 20mMultiple Airlines
Tue 5/807:35CRL - LHR
1 stop5h 25mMultiple Airlines
Deal found 10/6£170
Fri 5/1212:05LHR - BRU
1 stop5h 45mSWISS
Sun 7/1215:25BRU - LHR
1 stop17h 40mSWISS
Deal found 10/6£171
Thu 18/917:10LHR - BRU
1 stop4h 05mKLM
Sat 20/915:05BRU - LHR
1 stop3h 45mKLM
Deal found 11/6£180
Sat 12/708:30LHR - BRU
1 stop4h 10mLufthansa
Sat 26/717:30BRU - LHR
1 stop4h 10mLufthansa
Deal found 12/6£185
Tue 1/720:50LHR - ANR
2 stops14h 45mMultiple Airlines
Sun 6/707:00ANR - LHR
2 stops15h 35mMultiple Airlines
Deal found 12/6£281
Tue 1/717:10LHR - OST
2 stops19h 00mMultiple Airlines
Thu 10/706:15OST - LHR
2 stops14h 10mMultiple Airlines
Deal found 11/6£321
Mon 23/606:30LHR - LGG
2 stops17h 05mMultiple Airlines
Tue 24/606:00LGG - LHR
2 stops33h 15mMultiple Airlines
Deal found 11/6£429

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 13 June 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

Sat 12/7

07:45-09:55

Nonstop1h 10m

Brussels Bruxelles-National

Sat 26/7

22:05-22:15

Nonstop1h 10m

£96

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 28/8

07:45-09:45

Nonstop1h 00m

Brussels Bruxelles-National

Mon 1/9

20:40-20:55

Nonstop1h 15m

£111

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 29/7

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Mon 11/8

14:25-17:40

1 stop4h 15m

£130

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 5/12

06:40-18:40

1 stop11h 00m

Brussels Bruxelles-National

Sun 7/12

19:45-08:55

1 stop14h 10m

£163

LondonBrussels

LHR - CRL

LHRCRL

London Heathrow

Tue 29/7

06:45-16:05

1 stop8h 20m

Charleroi Brussels

Tue 5/8

07:35-12:00

1 stop5h 25m

£170

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sun 2/11

20:05-13:35

1 stop16h 30m

Brussels Bruxelles-National

Wed 5/11

15:20-08:05

1 stop17h 45m

£171

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 10/7

09:55-14:35

1 stop3h 40m

Brussels Bruxelles-National

Thu 31/7

15:05-17:35

1 stop3h 30m

£177

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 12/7

20:50-09:05

1 stop11h 15m

Brussels Bruxelles-National

Mon 14/7

22:15-09:10

1 stop11h 55m

£178

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 12/7

08:30-13:40

1 stop4h 10m

Brussels Bruxelles-National

Sat 26/7

17:30-20:40

1 stop4h 10m

£183

LondonAntwerp

LHR - ANR

LHRANR

London Heathrow

Tue 1/7

20:50-12:35

2 stops14h 45m

Antwerp Deurne

Sun 6/7

07:00-21:35

2 stops15h 35m

£281

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 27 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 £172). 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 13 June 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 13 June 2025.

The most flights from LHR to BE0 are scheduled on a Wednesday (28 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Belgium by month

Plan your trip to Belgium by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belgium ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. August is typically the driest time to visit Belgium when rainfall is around 40.0 mm.

Temperature in Belgium by month

Plan your trip to Belgium by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belgium, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 3.0 C).

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 13 June 2025.
See what other customers who have flown with Aegean Airlines, KLM and SWISS from London to Belgium have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very Good
759 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,358 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,624 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Brussels Airlines
7.4
Good
355 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Scandinavian Airlines
7.3
Good
1,387 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Crew

8.6

Overall

8.2

Boarding

7.8

Comfort

7.9

Food

7.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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.

  • What are the cheapest airlines to fly from London Heathrow Airport to Belgium one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £54. However, be on the lookout for offers from Brussels Airlines and Vueling, as they are both options that can get you from London Heathrow Airport to Belgium for a low price.

  • 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 - Antwerp Deurne 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: Malaysia Airlines (86%), JetBlue (86%), Japan Airlines (86%).

  • 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 £708, our data indicates the cheapest price to be £54. The most popular route (London Heathrow - Brussels Bruxelles-National), is priced around £89.

  • 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 £172). 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£83Average£111FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£97Average£129FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£140Average£165FlexibilityNo 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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