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Cheap flights from the United Kingdom to Belgium from £42

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
1 Aug — 8 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Belgium

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Belgium
Explore the most affordable flight options available from United Kingdom to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Thu 27/819:30
MAN
-
BRU
1 stop12h 50m
Ryanair
Tue 1/919:45
BRU
-
MAN
1 stop12h 45m
Ryanair
Deal found 29/6£81
Fri 28/823:00
MAN
-
BRU
1 stop9h 10m
Ryanair
Tue 1/919:45
BRU
-
MAN
1 stop12h 45m
Ryanair
Deal found 29/6£87
Mon 24/819:10
MAN
-
BRU
1 stop13h 00m
Ryanair
Thu 27/810:20
BRU
-
MAN
1 stop4h 40m
Ryanair
Deal found 29/6£91
Fri 28/823:00
MAN
-
BRU
1 stop9h 10m
Ryanair
Mon 31/820:00
BRU
-
MAN
1 stop12h 05m
Ryanair
Deal found 29/6£92
Mon 28/922:35
MAN
-
BRU
1 stop9h 35m
Ryanair
Thu 1/1018:30
BRU
-
MAN
1 stop7h 20m
Ryanair
Deal found 28/6£95
Wed 26/822:25
MAN
-
BRU
1 stop10h 10m
Multiple Airlines
Sun 30/817:00
BRU
-
MAN
1 stop8h 10m
Multiple Airlines
Deal found 30/6£97
Mon 10/822:35
MAN
-
BRU
1 stop9h 35m
Ryanair
Fri 14/810:20
BRU
-
MAN
1 stop10h 25m
Ryanair
Deal found 28/6£97
Fri 7/820:10
MAN
-
BRU
1 stop12h 00m
Ryanair
Wed 26/810:30
BRU
-
MAN
1 stop9h 00m
Ryanair
Deal found 1/7£99
Thu 27/822:25
MAN
-
BRU
1 stop9h 55m
Ryanair
Sat 29/817:20
BRU
-
MAN
1 stop6h 25m
Ryanair
Deal found 28/6£103
Mon 21/917:55
STN
-
BRU
1 stop14h 30m
Ryanair
Mon 28/917:20
BRU
-
STN
1 stop7h 45m
Ryanair
Deal found 30/6£103
Thu 1/1017:50
LHR
-
BRU
Nonstop1h 10m
Brussels Airlines
Mon 5/1021:20
BRU
-
LHR
Nonstop1h 15m
Brussels Airlines
Deal found 1/7£103
Sat 29/821:25
LTN
-
BRU
1 stop10h 50m
Ryanair
Mon 31/820:00
BRU
-
LTN
1 stop14h 15m
Ryanair
Deal found 1/7£103

Find flight deals from United Kingdom to Belgium

Keep the following information in mind while searching for United Kingdom to Belgium flight deals. Data was last updated 2 July 2026.

Round-trip from

£81

One-way from

£42

Popular in

May

Cheapest in

November

Average price

£156

Good round-trip deal

£30 or less

Good one-way deal

£23 or less
Ryanair
  • Ryanair
  • 27/8-1/9
  • 2 total stops
  • 25h 35m total
  • United Kingdom to Belgium
Search Deals
Ryanair
  • Ryanair
  • 7/10
  • 1 total stop
  • 4h 20m total
  • United Kingdom to Belgium
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 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 United Kingdom to Belgium.
Search Deals
Price to beat on a one-way flight from United Kingdom to Belgium.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 2 July 2026.
Use the filters below to find and compare flights from the United Kingdom to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBrussels

LGW - CRL

LGWCRL

London Gatwick

Fri 14/8

21:25-15:30

2 stops17h 05m

Charleroi Brussels

Fri 4/9

09:50-21:25

1 stop12h 35m

£103

LondonBrussels

STN - CRL

STNCRL

London Stansted

Mon 20/7

22:00-09:30

1 stop10h 30m

Charleroi Brussels

Mon 27/7

21:10-07:25

1 stop11h 15m

£103

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Thu 20/8

08:25-20:00

1 stop10h 35m

Charleroi Brussels

Mon 24/8

21:30-11:00

1 stop14h 30m

£103

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

£104

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Wed 2/9

17:50-20:00

Nonstop1h 10m

Brussels Bruxelles-National

Tue 8/9

21:20-21:35

Nonstop1h 15m

£104

LondonBrussels

LTN - CRL

LTNCRL

London Luton

Thu 20/8

21:40-08:40

1 stop10h 00m

Charleroi Brussels

Mon 24/8

21:40-09:15

1 stop12h 35m

£104

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Thu 12/11

11:05-13:15

Nonstop1h 10m

Brussels Bruxelles-National

Mon 16/11

21:10-21:20

Nonstop1h 10m

£104

LondonBrussels

STN - CRL

STNCRL

London Stansted

Thu 1/10

06:05-18:50

1 stop11h 45m

Charleroi Brussels

Sun 4/10

08:05-08:35

2 stops25h 30m

£105

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sun 27/9

06:50-08:55

Nonstop1h 05m

Brussels Bruxelles-National

Tue 29/9

16:55-17:05

Nonstop1h 10m

£105

LondonBrussels

STN - BRU

STNBRU

London Stansted

Sat 29/8

18:00-09:15

1 stop14h 15m

Brussels Bruxelles-National

Mon 31/8

20:00-09:50

1 stop14h 50m

£106

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from United Kingdom to Belgium

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

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

Currently, September is the cheapest month in which you can book a flight from United Kingdom to Belgium (average of £77). Flying from United Kingdom to Belgium in June is currently the most expensive (average of £134). 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 GB to BE?

Find hourly flight availability from United Kingdom 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 2 July 2026.

One of the essential ways to save on airfare from United Kingdom to Belgium is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 64% on airfare.

Weekly flight availability from United Kingdom to Belgium

Explore weekly flight availability from United Kingdom 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 2 July 2026.

The most flights from GB0 to BE0 are scheduled on a Thursday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

How often are flights from the United Kingdom to Belgium delayed?

About 22% of weekly flights between United Kingdom 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 the United Kingdom 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 Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United Kingdom 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 United Kingdom to Belgium?

The price you pay for your flight from United Kingdom to Belgium may vary depending on when you book. For the best chance of a lower fare, look to book 65 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from United Kingdom to Belgium?

Use this chart to determine the cheapest time to fly return from United Kingdom to Belgium. Price data was last updated on 13 July 2025.

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

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 2 July 2026.
See what other customers who have flown with KLM,Brussels Airlines, andRyanair from the United Kingdom 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
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

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
1,532 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

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
7.2
Good
418 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

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
5,431 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,108 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

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
8,091 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Food

7.3

Overall

7.8

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 United Kingdom 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 United Kingdom to Belgium?

    A quick flight from United Kingdom to Belgium can take about 1h 10m. Ryanair provides one of the quickest options available for as low as £104. The distance from United Kingdom to Belgium is about 217 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from United Kingdom to Belgium one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £10. However, be on the lookout for offers from British Airways and Brussels Airlines, as they are both options that can get you from United Kingdom to Belgium for a low price.

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

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

  • How can I find direct flights from United Kingdom to Belgium?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Belgium?

    Currently, September is the cheapest month in which you can book a flight from United Kingdom to Belgium (average of £77). Flying from United Kingdom to Belgium in June is currently the most expensive (average of £134). 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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Top 5 airlines flying from United Kingdom to Belgium

Discover the top 5 airlines that operate flights from United Kingdom 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 2 July 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£28Average£86FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£91Average£195FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£97Average£170FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£144Average£223FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£183Average£257FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 United Kingdom to Belgium?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Belgium. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belgium from United Kingdom.

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

Need flexible booking options for your flight to Belgium from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from United Kingdom 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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