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Cheap flights from London Heathrow Airport to Belgium from £49

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
20 Apr — 27 Apr1
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 15 April 2025.

Round-trip from

£97

One-way from

£49

Popular in

July

Cheapest in

January

Average price

£132

Good round-trip deal

£285 or less

Good one-way deal

£88 or less
British Airways
  • British Airways
  • 29/5-5/6
  • Nonstop
  • 2h 30m total
  • London to Belgium
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British Airways
  • British Airways
  • 29/9
  • 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).
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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in April 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 15 April 2025.

Fri 7/1106:35LHR - BRU
Nonstop1h 15mBritish Airways
Sun 9/1117:30BRU - LHR
Nonstop1h 20mBritish Airways
Deal found 15/4£95
Wed 14/517:50LHR - BRU
Nonstop1h 10mBrussels Airlines
Thu 15/520:40BRU - LHR
Nonstop1h 15mBrussels Airlines
Deal found 15/4£101
Fri 19/917:50LHR - BRU
Nonstop1h 10mMultiple Airlines
Mon 22/915:40BRU - LHR
1 stop7h 00mMultiple Airlines
Deal found 13/4£136
Tue 6/506:45LHR - CRL
1 stop8h 20mMultiple Airlines
Fri 9/509:25CRL - LHR
1 stop13h 20mMultiple Airlines
Deal found 15/4£173
Wed 14/510:20LHR - BRU
1 stop4h 00mScandinavian Airlines
Tue 20/512:40BRU - LHR
1 stop7h 10mScandinavian Airlines
Deal found 15/4£175
Thu 29/517:10LHR - BRU
1 stop4h 05mKLM
Mon 2/606:10BRU - LHR
1 stop3h 50mKLM
Deal found 15/4£179
Fri 5/1212:05LHR - BRU
1 stop8h 25mSWISS
Sun 7/1206:40BRU - LHR
1 stop8h 00mSWISS
Deal found 15/4£185
Thu 8/515:30LHR - ANR
2 stops22h 55mMultiple Airlines
Sun 11/507:00ANR - LHR
2 stops36h 00mMultiple Airlines
Deal found 14/4£337
Tue 6/520:50LHR - OST
2 stops15h 20mMultiple Airlines
Fri 9/515:30OST - LHR
1 stop7h 15mMultiple Airlines
Deal found 15/4£360

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 15 April 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

Thu 29/5

07:45-09:55

Nonstop1h 10m

Brussels Bruxelles-National

Thu 5/6

14:50-15:10

Nonstop1h 20m

£97

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 14/5

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Thu 15/5

20:40-20:55

Nonstop1h 15m

£101

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 16/5

07:45-09:55

Nonstop1h 10m

Brussels Bruxelles-National

Sun 18/5

16:55-17:05

Nonstop1h 10m

£119

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 14/5

10:20-15:20

1 stop4h 00m

Brussels Bruxelles-National

Tue 20/5

12:40-18:50

1 stop7h 10m

£169

LondonBrussels

LHR - CRL

LHRCRL

London Heathrow

Tue 6/5

06:45-16:05

1 stop8h 20m

Charleroi Brussels

Fri 9/5

09:25-21:45

1 stop13h 20m

£173

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 29/5

17:10-22:15

1 stop4h 05m

Brussels Bruxelles-National

Mon 2/6

06:10-09:00

1 stop3h 50m

£179

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Mon 28/4

08:40-21:30

1 stop11h 50m

Brussels Bruxelles-National

Sat 10/5

06:20-16:35

1 stop11h 15m

£201

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 6/6

15:30-20:40

1 stop4h 10m

Brussels Bruxelles-National

Sun 8/6

17:30-22:10

1 stop5h 40m

£204

LondonAntwerp

LHR - ANR

LHRANR

London Heathrow

Thu 8/5

15:30-15:25

2 stops22h 55m

Antwerp Deurne

Sun 11/5

07:00-18:00

2 stops36h 00m

£337

LondonOstend

LHR - OST

LHROST

London Heathrow

Tue 6/5

20:50-13:10

2 stops15h 20m

Ostende-Bruges

Fri 9/5

15:30-21:45

1 stop7h 15m

£360

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 25 results
1
2
3

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 15 April 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 15 April 2025.

The most flights from LHR to BE0 are scheduled on a Tuesday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 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 15 April 2025.
See what other customers who have flown with Aegean Airlines, KLM and LOT 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
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

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
8.1
Very Good
733 reviews
Aegean Airlines
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

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
1,323 reviews
Aegean Airlines
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
LOT
7.6
Good
1,065 reviews
Aegean Airlines
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

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
1,578 reviews
Aegean Airlines
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

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
1,335 reviews
Aegean Airlines
8.1
Very Good
733 reviews
Check prices

Crew

8.6

Overall

8.1

Food

7.3

Boarding

7.8

Comfort

7.8

Entertainment

6.9

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 £49. However, be on the lookout for offers from Brussels Airlines and KLM, 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: Virgin Atlantic (94%), Qatar Airways (85%), ANA (82%).

  • 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 £784, our data indicates the cheapest price to be £56. 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 £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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£85Average£115FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£101Average£135FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£155Average£170FlexibilityNo 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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