Find flights
Deals
When to book
Airlines
FAQs

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BRU
6 Jun — 13 Jun1
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 7 May 2026.

Wed 10/606:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Tue 16/621:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 6/5£96
Wed 3/606:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Wed 17/616:55
BRU
-
LHR
Nonstop1h 10m
Brussels Airlines
Deal found 6/5£96
Tue 26/522:35
STN
-
CRL
1 stop9h 10m
Multiple Airlines
Wed 27/521:45
CRL
-
STN
1 stop11h 05m
Multiple Airlines
Deal found 5/5£96
Thu 4/622:05
STN
-
BRU
1 stop9h 30m
Multiple Airlines
Thu 18/618:30
BRU
-
STN
1 stop5h 50m
Multiple Airlines
Deal found 5/5£97
Thu 4/620:35
LTN
-
BRU
1 stop11h 00m
Multiple Airlines
Thu 11/610:20
BRU
-
LTN
1 stop6h 05m
Multiple Airlines
Deal found 7/5£97
Mon 18/505:55
STN
-
CRL
2 stops26h 00m
Multiple Airlines
Tue 19/516:00
CRL
-
STN
1 stop6h 35m
Multiple Airlines
Deal found 5/5£97
Tue 2/607:55
LTN
-
CRL
1 stop7h 30m
Multiple Airlines
Fri 12/609:50
CRL
-
LTN
1 stop14h 35m
Multiple Airlines
Deal found 6/5£97
Tue 19/507:50
STN
-
BRU
1 stop8h 30m
Ryanair
Sat 23/521:30
BRU
-
STN
1 stop11h 05m
Ryanair
Deal found 3/5£98
Thu 4/606:50
LHR
-
BRU
Nonstop1h 05m
Brussels Airlines
Sun 7/609:55
BRU
-
LHR
Nonstop1h 20m
Brussels Airlines
Deal found 7/5£98
Tue 26/519:25
STN
-
CRL
1 stop10h 55m
Ryanair
Wed 27/518:55
CRL
-
STN
1 stop5h 50m
Ryanair
Deal found 6/5£98
Thu 4/607:55
LTN
-
CRL
1 stop6h 50m
Multiple Airlines
Sun 7/619:30
CRL
-
LTN
1 stop12h 45m
Multiple Airlines
Deal found 7/5£98
Wed 3/607:05
LGW
-
CRL
1 stop7h 25m
Multiple Airlines
Mon 8/621:40
CRL
-
LGW
1 stop14h 35m
Multiple Airlines
Deal found 3/5£99

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 7 May 2026.

Round-trip from

£96

One-way from

£49

Popular in

July

Cheapest in

November

Average price

£131

Good round-trip deal

£177 or less

Good one-way deal

£114 or less
Brussels Airlines
  • Brussels Airlines
  • 10/6-16/6
  • Nonstop
  • 2h 20m total
  • London to Belgium
Search Deals
Ryanair
  • Ryanair
  • 12/6
  • 1 total stop
  • 10h 10m total
  • London to Belgium
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 7 May 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

STN - CRL

STNCRL

London Stansted

Mon 18/5

05:55-08:55

2 stops26h 00m

Charleroi Brussels

Tue 19/5

16:00-21:35

1 stop6h 35m

£97

LondonBrussels

STN - CRL

STNCRL

London Stansted

Sat 30/5

13:05-22:45

1 stop8h 40m

Charleroi Brussels

Wed 3/6

10:25-15:15

1 stop5h 50m

£99

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 6/6

06:50-08:55

Nonstop1h 05m

Brussels Bruxelles-National

Mon 8/6

21:20-21:35

Nonstop1h 15m

£101

LondonBrussels

STN - CRL

STNCRL

London Stansted

Mon 1/6

22:00-09:30

1 stop10h 30m

Charleroi Brussels

Tue 2/6

18:15-06:50

2 stops13h 35m

£101

LondonBrussels

STN - CRL

STNCRL

London Stansted

Fri 26/6

07:15-18:35

1 stop10h 20m

Charleroi Brussels

Sun 28/6

21:40-08:35

1 stop11h 55m

£102

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Wed 19/8

13:05-08:10

2 stops18h 05m

Charleroi Brussels

Tue 25/8

06:40-12:55

1 stop7h 15m

£103

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Tue 9/6

13:10-19:10

1 stop5h 00m

Brussels Bruxelles-National

Tue 23/6

10:00-15:45

1 stop6h 45m

£104

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Fri 26/6

21:05-09:30

1 stop11h 25m

Charleroi Brussels

Mon 29/6

20:15-07:35

1 stop12h 20m

£106

LondonBrussels

STN - BRU

STNBRU

London Stansted

Tue 16/6

07:55-17:25

1 stop8h 30m

Brussels Bruxelles-National

Tue 16/6

22:10-12:00

1 stop14h 50m

£107

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Tue 2/6

05:40-14:30

1 stop7h 50m

Brussels Bruxelles-National

Tue 2/6

21:20-11:00

1 stop14h 40m

£107

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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

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.

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 £118). Flying from London to Belgium in February is currently the most expensive (average of £184). 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 7 May 2026.

It’s typically best to fly out from London to Belgium in the evening. Doing so could potentially save you 68% on the flight price compared to flying in the morning, which is usually more expensive.

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 96 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 15% of flights being delayed.

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 7 May 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
1,511 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,511 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Brussels Airlines
7.3
Good
406 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Ryanair
6.9
Okay
5,366 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
7,951 reviews
KLM
7.8
Good
1,511 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 05m. The time it takes to get you to your destination can typically vary by up to 9h 15m. 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 American Airlines (93%), LATAM Airlines (92%) and Qatar Airways (90%).

  • What are the cheapest flights from London to Belgium?

    On average you can expect to pay £680 for a flight from London to Belgium. The cheapest flight overall is £67 while the most popular route, (London Gatwick - Brussels Bruxelles-National) is currently priced at £76.

  • 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 £118). Flying from London to Belgium in February is currently the most expensive (average of £184). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Budapest flights
Luton to Budapest flights
London City to Budapest flights
Heathrow to Istanbul flights
Stansted to Istanbul flights
London City to Istanbul flights
Heathrow to Budapest flights
Heathrow to Lisbon flights
Gatwick to Istanbul flights
Heathrow to Vienna flights
Heathrow to Athens flights
Gatwick to Leonardo da Vinci/Fiumicino flights
Stansted to Budapest flights
Heathrow to Málaga flights
Luton to Lisbon flights
Stansted to Barcelona-El Prat flights
Gatwick to Charles de Gaulle flights
Heathrow to Leonardo da Vinci/Fiumicino flights
Stansted to Vienna flights
Heathrow to Palma de Mallorca flights
Heathrow to Charles de Gaulle flights
London City to Charles de Gaulle flights
Gatwick to Orly flights
Luton to Charles de Gaulle flights
London City to Barcelona-El Prat flights
Luton to Barcelona-El Prat flights
Stansted to Athens flights
Gatwick to Lisbon flights
Gatwick to Vienna flights
Heathrow to Barcelona-El Prat flights
Stansted to Lisbon flights
Manchester to Istanbul flights
Southend to Budapest flights
Heathrow to Faro flights
Gatwick to Barcelona-El Prat flights
Luton to Istanbul flights
Gatwick to Amsterdam flights
Gatwick to Athens flights
London City to Vienna flights
Manchester to Budapest flights
Stansted to Beauvais-Tille flights
Luton to Amsterdam flights
Heathrow to Madrid flights
London City to Málaga flights
Stansted to Sabiha Gokcen flights
Heathrow to Malpensa flights
Luton to Vienna flights
Gatwick to Madrid flights
Heathrow to Vicenza flights
Heathrow to Sabiha Gokcen flights

Top 4 airlines flying from London to Belgium

Discover the top 4 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 7 May 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£75Average£153FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£86Average£110FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£94Average£134FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£131Average£171FlexibilityNo 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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.