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Cheap flights from London Heathrow Airport to Belgium from £52

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Belgium

Enter your travel dates to find the best prices.

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 28 June 2026.

Sun 19/717:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Sat 25/721:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 25/6£104
Wed 16/906:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Thu 24/921:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 25/6£105
Tue 4/817:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Tue 11/816:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Deal found 24/6£105
Thu 10/906:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Sun 13/921:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 25/6£107
Wed 22/717:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Wed 5/821:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 24/6£108
Wed 22/717:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Wed 29/721:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 24/6£108
Mon 24/817:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Wed 26/821:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 27/6£109
Sat 21/1111:05
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Mon 23/1121:10
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Deal found 28/6£110
Sat 14/1106:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Sun 15/1121:10
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Deal found 28/6£111
Thu 20/807:45
LHR
-
BRU
Nonstop1h 10m
British Airways
Mon 24/820:50
BRU
-
LHR
Nonstop1h 05m
British Airways
Deal found 24/6£111
Thu 16/706:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Sun 19/709:55
BRU
-
LHR
Nonstop1h 20m
Brussels Airlines
Deal found 25/6£113
Mon 3/817:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Wed 5/821:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 24/6£114

Find flight deals from Heathrow to Belgium

Keep the following information in mind while searching for Heathrow to Belgium flight deals. Data was last updated 28 June 2026.

Round-trip from

£104

One-way from

£52

Popular in

May

Cheapest in

November

Average price

£150

Good round-trip deal

£190 or less

Good one-way deal

£99 or less
Brussels Airlines
  • Brussels Airlines
  • 19/7-25/7
  • Nonstop
  • 2h 25m total
  • London to Belgium
Search Deals
British Airways
  • British Airways
  • 27/8
  • Nonstop
  • 1h 10m total
  • London to Belgium
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£10 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 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Belgium.
Search Deals
Price to beat on a one-way flight from London Heathrow to Belgium.
Search Deals

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 28 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 15/9

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Tue 15/9

16:55-17:05

Nonstop1h 10m

£105

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 28/7

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Tue 4/8

21:20-21:35

Nonstop1h 15m

£105

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 4/8

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Tue 11/8

16:55-17:05

Nonstop1h 10m

£105

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 19/9

07:45-09:55

Nonstop1h 10m

Brussels Bruxelles-National

Tue 22/9

19:55-20:05

Nonstop1h 10m

£119
Fastest return journey

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sun 2/8

07:40-09:50

Nonstop1h 10m

Brussels Bruxelles-National

Mon 10/8

20:50-20:55

Nonstop1h 05m

£124

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 29/9

12:10-14:25

Nonstop1h 15m

Brussels Bruxelles-National

Wed 30/9

11:00-11:20

Nonstop1h 20m

£124

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Mon 3/8

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Mon 10/8

21:20-21:35

Nonstop1h 15m

£135

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 18/9

08:40-14:15

1 stop4h 35m

Brussels Bruxelles-National

Sun 20/9

21:20-21:35

Nonstop1h 15m

£142

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sun 9/8

07:40-09:50

Nonstop1h 10m

Brussels Bruxelles-National

Sun 16/8

15:10-15:30

Nonstop1h 20m

£149

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 4/8

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Tue 11/8

10:30-14:40

1 stop5h 10m

£151

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Belgium (average of £56). Flying from London Heathrow Airport to Belgium in February is currently the most expensive (average of £91). 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 28 June 2026.

It’s optimal to fly from London Heathrow Airport to Belgium in the evening. By choosing this option you can save up to 76% on the cost of your flight, compared to a flight in the morning.

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 28 June 2026.

The most flights from LHR to BE0 are scheduled on a Sunday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from London to Belgium delayed?

About 21% of weekly flights between London and Belgium have experienced delays in the past year, with the average delay time being 97 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon 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 Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from London Heathrow Airport to Belgium?

The best time to book flights from London Heathrow Airport to Belgium is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 28 June 2026.
Get a feel of what it's like to fly with Brussels Airlines and British 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.
Brussels Airlines
7.2
Good
416 reviews
Check prices

Food

6.2

Comfort

6.9

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.3

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.
Brussels Airlines
7.2
Good
416 reviews
Brussels Airlines
7.2
Good
416 reviews
Check prices

Food

6.2

Comfort

6.9

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.3

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.
British Airways
6.7
Okay
8,080 reviews
Brussels Airlines
7.2
Good
416 reviews
Check prices

Food

6.2

Comfort

6.9

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.3

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 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. Brussels Airlines provides one of the quickest options available for as low as £105. 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 - 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: British Airways (79%), Cathay Pacific (76%), American Airlines (76%).

  • 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 £597, our data indicates the cheapest price to be £61. The most popular route (London Heathrow - Brussels Bruxelles-National), is priced around £96.

  • 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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Belgium (average of £56). Flying from London Heathrow Airport to Belgium in February is currently the most expensive (average of £91). 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 2 airlines flying from Heathrow to Belgium

Discover the top 2 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 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£92Average£117FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£98Average£134FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines 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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