Cheap flights from Belgium to London Heathrow Airport from £55

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — LHR
25 Apr — 2 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belgium to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Belgium to Heathrow
Explore the most affordable flight options available from Belgium to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2026.

Mon 20/416:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Mon 27/417:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Deal found 23/3£99
Thu 7/521:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Thu 14/511:05
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Deal found 23/3£100
Thu 16/421:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Mon 20/411:05
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Deal found 23/3£101
Mon 13/421:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Fri 17/406:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Deal found 23/3£102
Thu 16/421:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Sat 18/406:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Deal found 23/3£102
Fri 8/516:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Fri 15/506:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Deal found 23/3£104
Fri 8/516:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Mon 11/506:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Deal found 23/3£105
Thu 4/621:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Wed 10/617:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Deal found 22/3£105
Sat 25/420:05
BRU
-
LHR
Nonstop1h 05m
British Airways
Sun 26/407:40
LHR
-
BRU
Nonstop1h 10m
British Airways
Deal found 22/3£107
Fri 8/521:30
BRU
-
LHR
Nonstop1h 05m
British Airways
Fri 15/513:55
LHR
-
BRU
Nonstop1h 15m
British Airways
Deal found 24/3£108
Fri 2/1021:30
BRU
-
LHR
Nonstop1h 05m
British Airways
Sun 11/1007:40
LHR
-
BRU
Nonstop1h 10m
British Airways
Deal found 22/3£109
Mon 13/421:30
CRL
-
LHR
1 stop12h 40m
Multiple Airlines
Fri 17/420:50
LHR
-
CRL
1 stop10h 10m
Multiple Airlines
Deal found 25/3£163

Find flight deals from Belgium to Heathrow

Keep the following information in mind while searching for Belgium to Heathrow flight deals. Data was last updated 26 March 2026.

Round-trip from

£99

One-way from

£55

Popular in

December

Cheapest in

March

Average price

£117

Good round-trip deal

£124 or less

Good one-way deal

£84 or less
Brussels Airlines
  • Brussels Airlines
  • 20/4-27/4
  • Nonstop
  • 2h 20m total
  • Belgium to London
British Airways
  • British Airways
  • 9/5
  • Nonstop
  • 1h 05m total
  • Belgium to London
Highest demand for flights based on searches. 1% potential increase in price (£1 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Belgium to London Heathrow.
Price to beat on a one-way flight from Belgium to London Heathrow.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belgium to Heathrow 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 26 March 2026.
Use the filters below to find and compare flights from Belgium to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Mon 13/4

21:20-21:35

Nonstop1h 15m

London Heathrow

Thu 16/4

11:05-13:15

Nonstop1h 10m

£105

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Fri 8/5

21:30-21:35

Nonstop1h 05m

London Heathrow

Mon 11/5

14:50-17:05

Nonstop1h 15m

£111

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Sun 19/4

16:55-17:05

Nonstop1h 10m

London Heathrow

Wed 22/4

11:05-13:15

Nonstop1h 10m

£114

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Mon 8/6

21:20-21:35

Nonstop1h 15m

London Heathrow

Fri 12/6

11:05-13:15

Nonstop1h 10m

£114
Fastest return journey

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Sun 10/5

20:40-20:45

Nonstop1h 05m

London Heathrow

Sun 17/5

07:40-09:50

Nonstop1h 10m

£117

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Sat 13/6

21:20-21:35

Nonstop1h 15m

London Heathrow

Sun 14/6

11:05-13:15

Nonstop1h 10m

£118

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Mon 3/8

20:50-20:55

Nonstop1h 05m

London Heathrow

Thu 6/8

07:45-09:55

Nonstop1h 10m

£121

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Tue 18/8

19:55-20:05

Nonstop1h 10m

London Heathrow

Sun 23/8

07:40-09:50

Nonstop1h 10m

£121

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Thu 14/5

21:15-21:20

Nonstop1h 05m

London Heathrow

Sun 17/5

07:40-09:50

Nonstop1h 10m

£133

BrusselsLondon

BRU - LHR

BRULHR

Brussels Bruxelles-National

Sun 16/8

16:55-17:05

Nonstop1h 10m

London Heathrow

Sun 30/8

19:15-08:20

1 stop12h 05m

£140

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 47 resultsSorted by cheapest first
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Best time to book a flight from Belgium to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Belgium 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 Belgium to London Heathrow Airport

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

Currently, April is the cheapest month in which you can book a flight from Belgium to London Heathrow Airport (average of £89). Flying from Belgium to London Heathrow Airport in July is currently the most expensive (average of £102). 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 BE to LHR?

Find hourly flight availability from Belgium to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Belgium to London Heathrow Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Belgium to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Belgium to Heathrow. Price data was last updated on 23 March 2026.

Travellers seeking maximum savings on their Belgium to London Heathrow Airport flight should consider departing on Tuesday at midday when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Belgium to London delayed?

About 16% of weekly flights between Belgium and London have experienced delays in the past year, with the average delay time being 101 minutes.

What is the most punctual flight time for Belgium to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Belgium to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 15% of flights being delayed.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 26 March 2026.
Read reviews from past customers who have flown with Brussels Airlines and British Airways from Belgium to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.3

Crew

7.9

Entertainment

6.2

Boarding

7.3

Comfort

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Nyaga,Mar 2026

BRU - NBO

Airbus A330 was quite empty, so had all the seats to myself. Very comfortable. Flight left on time. Not a fan of pizza as it is processed carbs heavy but the rest of the food was good. Movies were good. I enjoyed Better Man - a movie on Robbie William's life.

Food

6.3

Crew

7.9

Entertainment

6.2

Boarding

7.3

Comfort

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Nyaga,Mar 2026

BRU - NBO

Airbus A330 was quite empty, so had all the seats to myself. Very comfortable. Flight left on time. Not a fan of pizza as it is processed carbs heavy but the rest of the food was good. Movies were good. I enjoyed Better Man - a movie on Robbie William's life.

Food

6.3

Crew

7.9

Entertainment

6.2

Boarding

7.3

Comfort

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Nyaga,Mar 2026

BRU - NBO

Airbus A330 was quite empty, so had all the seats to myself. Very comfortable. Flight left on time. Not a fan of pizza as it is processed carbs heavy but the rest of the food was good. Movies were good. I enjoyed Better Man - a movie on Robbie William's life.

Related info for your journey

Find useful and relevant information for your journey from Belgium to Heathrow. 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 Belgium to London Heathrow Airport?

    Airlines like Brussels Airlines and British Airways fly from Belgium to London Heathrow Airport in about 1h 05m. The time it takes to get you to your destination is usually consistent. The distance from Belgium to London Heathrow Airport is about 217 mi. Most flights are nonstop.

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

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

    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 Belgium to London Heathrow Airport on time: ANA (100%), Japan Airlines (91%), Qatar Airways (90%).

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

    Looking at all options, your cheapest flight can be booked for £63. While the most popular route (Charleroi Brussels - London Heathrow) can be booked for £163 on average, our data indicates £433 when flying from Belgium to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belgium to Heathrow 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 Belgium to London Heathrow Airport?

    Currently, April is the cheapest month in which you can book a flight from Belgium to London Heathrow Airport (average of £89). Flying from Belgium to London Heathrow Airport in July is currently the most expensive (average of £102). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Swindon
Bedford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belgium to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Belgium to Heathrow

Discover the top 2 airlines that operate flights from Belgium to Heathrow. 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 26 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest£88Average£129FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
British AirwaysCheapest£96Average£139FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Belgium to Heathrow?

Cheapflights helps you search for flights from Belgium to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Belgium to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Belgium to Heathrow with no change fees.

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

Yes! Start tracking prices for Belgium to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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