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Cheap flights from London 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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BRU
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Belgium

Enter your travel dates to find the best prices.

Cheapest flights from London to Belgium
Explore the most affordable flight options available from London to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Thu 3/921:40
LTN
-
CRL
1 stop10h 00m
Multiple Airlines
Sun 6/909:15
CRL
-
LTN
1 stop14h 15m
Multiple Airlines
Deal found 13/7£103
Sat 5/918:15
LTN
-
BRU
1 stop14h 20m
Multiple Airlines
Mon 7/922:15
BRU
-
LTN
1 stop13h 45m
Multiple Airlines
Deal found 14/7£103
Thu 3/911:05
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Sun 6/921:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 13/7£103
Mon 24/821:30
LGW
-
BRU
1 stop10h 40m
Ryanair
Thu 27/810:20
BRU
-
LGW
1 stop8h 30m
Ryanair
Deal found 15/7£103
Sat 29/820:00
STN
-
BRU
1 stop12h 15m
Ryanair
Tue 1/919:45
BRU
-
STN
1 stop15h 05m
Ryanair
Deal found 17/7£104
Sat 29/821:25
LTN
-
BRU
1 stop10h 50m
Ryanair
Sat 5/917:20
BRU
-
LTN
1 stop8h 10m
Ryanair
Deal found 15/7£104
Sat 5/911:05
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Sat 5/921:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 16/7£104
Thu 13/808:05
STN
-
CRL
1 stop11h 20m
Ryanair
Fri 4/909:50
CRL
-
STN
1 stop10h 45m
Ryanair
Deal found 15/7£104
Mon 31/817:50
LGW
-
BRU
1 stop14h 55m
Multiple Airlines
Mon 7/922:15
BRU
-
LGW
1 stop15h 35m
Multiple Airlines
Deal found 15/7£104
Wed 2/922:00
STN
-
BRU
1 stop10h 35m
Ryanair
Sat 5/921:30
BRU
-
STN
1 stop11h 05m
Ryanair
Deal found 13/7£105
Mon 24/818:40
LTN
-
BRU
1 stop13h 30m
Ryanair
Thu 27/810:20
BRU
-
LTN
1 stop6h 05m
Ryanair
Deal found 17/7£105
Sun 20/906:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Wed 23/916:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Deal found 15/7£105

Find flight deals from London to Belgium

Keep the following information in mind while searching for London to Belgium flight deals. Data was last updated 18 July 2026.

Round-trip from

£103

One-way from

£49

Popular in

May

Cheapest in

November

Average price

£155

Good round-trip deal

£208 or less

Good one-way deal

£80 or less
3/9-6/9
  • 3/9-6/9
  • 2 total stops
  • 24h 15m total
  • London to Belgium
Search Deals
16/9
  • 16/9
  • 1 total stop
  • 11h 00m 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 July 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Belgium.
Search Deals
Price to beat on a one-way flight from London (LON) to Belgium.
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Thu 3/9

21:40-08:40

1 stop10h 00m

Charleroi Brussels

Sun 6/9

09:15-22:30

1 stop14h 15m

£103

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 11/8

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Tue 18/8

09:55-10:15

Nonstop1h 20m

£104

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Mon 24/8

18:40-09:10

1 stop13h 30m

Brussels Bruxelles-National

Thu 27/8

10:20-15:25

1 stop6h 05m

£105

LondonBrussels

SEN - BRU

SENBRU

London Southend

Tue 29/9

06:30-14:30

1 stop7h 00m

Brussels Bruxelles-National

Tue 6/10

21:20-07:55

1 stop11h 35m

£105

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Wed 26/8

19:05-09:35

1 stop13h 30m

Brussels Bruxelles-National

Sat 29/8

09:50-14:00

1 stop5h 10m

£106

LondonBrussels

STN - CRL

STNCRL

London Stansted

Fri 4/9

08:30-19:55

1 stop10h 25m

Charleroi Brussels

Sun 6/9

20:35-07:20

1 stop11h 45m

£106

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Sun 1/11

19:15-07:35

1 stop11h 20m

Charleroi Brussels

Sat 28/11

20:45-02:50

1 stop7h 05m

£106

LondonBrussels

STN - BRU

STNBRU

London Stansted

Thu 3/9

21:55-09:45

1 stop10h 50m

Brussels Bruxelles-National

Sun 6/9

22:15-07:20

1 stop10h 05m

£107

LondonBrussels

STN - CRL

STNCRL

London Stansted

Thu 3/9

21:55-11:30

1 stop12h 35m

Charleroi Brussels

Sun 6/9

21:40-19:30

2 stops22h 50m

£107

LondonBrussels

LGW - CRL

LGWCRL

London Gatwick

Thu 13/8

21:30-22:45

2 stops24h 15m

Charleroi Brussels

Fri 4/9

09:50-21:25

1 stop12h 35m

£113

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to Belgium

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

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

Currently, August is the cheapest month in which you can book a flight from London to Belgium (average of £121). Flying from London to Belgium in June is currently the most expensive (average of £199). 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 LON to BE?

Find hourly flight availability from London 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 July 2026.

It’s typically best to fly out from London to Belgium in the evening. Doing so could potentially save you 75% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from London to Belgium

Explore weekly flight availability from London 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 July 2026.

The most flights from LON to BE0 are scheduled on a Friday (24 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 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 98 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 evening 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 17% of flights being delayed.

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

The price you pay for your flight from London to Belgium may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 July 2026.
See what other customers who have flown with KLM,Brussels Airlines, andRyanair from London to Belgium have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,541 reviews
Check prices

Entertainment

7.2

Food

7.3

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,541 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Entertainment

7.2

Food

7.3

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Brussels Airlines
7.2
Good
421 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Entertainment

7.2

Food

7.3

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Ryanair
6.9
Okay
5,435 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Entertainment

7.2

Food

7.3

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,122 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Entertainment

7.2

Food

7.3

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

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

    Airlines like Brussels Airlines, Ryanair, and British Airways fly from London to Belgium in about 1h 10m. The time it takes to get you to your destination can typically vary by up to 12h 20m. London and Belgium are separated by a distance of 217 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from London to Belgium is London Gatwick - Brussels Bruxelles-National. You may also consider London Stansted - Brussels Bruxelles-National or London Luton - Brussels Bruxelles-National.

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

    The top 3 most reliable airlines when flying from London to Belgium are Qatar Airways (75%), British Airways (73%) and American Airlines (72%).

  • What are the cheapest flights from London to Belgium?

    On average you can expect to pay £1,024 for a flight from London to Belgium. The cheapest flight overall is £58 while the most popular route, (London Gatwick - Brussels Bruxelles-National) is currently priced at £95.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to Belgium?

    Currently, August is the cheapest month in which you can book a flight from London to Belgium (average of £121). Flying from London to Belgium in June is currently the most expensive (average of £199). 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

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from London to Belgium

Discover the top 2 airlines that operate flights from London 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 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£90Average£109FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£96Average£129FlexibilityNo 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 London to Belgium?

When you search for this flight from London to Belgium, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to Belgium for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Belgium from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from London to Belgium and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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