Cheap flights from London to Brussels from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Brussels departing on 12/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Brussels Airlines Logo
6:50 am - 8:50 amLHR-BRU
1h 00mnonstop
Brussels Airlines Logo
4:55 pm - 5:05 pmBRU-LHR
1h 10mnonstop
$135Brussels Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7
Brussels Airlines Logo
11:05 am - 1:15 pmLHR-BRU
1h 10mnonstop
Brussels Airlines Logo
9:20 pm - 9:35 pmBRU-LHR
1h 15mnonstop
$136Brussels Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
British Airways Logo
4:35 pm - 6:50 pmLHR-BRU
1h 15mnonstop
British Airways Logo
10:40 am - 10:55 amBRU-LHR
1h 15mnonstop
$139British Airways
Find Deal
Fri, Oct 10 - Sun, Oct 12
British Airways Logo
12:05 pm - 2:20 pmLHR-BRU
1h 15mnonstop
British Airways Logo
8:55 pm - 9:05 pmBRU-LHR
1h 10mnonstop
$141British Airways
Find Deal
Tue, Sep 30 - Tue, Sep 30
Vueling Logo
6:35 pm - 9:45 amLGW-BRU
14h 10m1 stop
Vueling Logo
10:15 pm - 8:30 amBRU-LGW
11h 15m1 stop
$159Vueling
Find Deal
Tue, Sep 30 - Tue, Oct 7
Ryanair Logo
9:00 am - 6:05 pmLTN-BRU
8h 05m1 stop
Ryanair Logo
9:55 am - 9:45 pmBRU-LTN
12h 50m1 stop
$160Ryanair
Find Deal
Mon, Sep 8 - Sat, Sep 13
 Logo
6:50 am - 8:50 amLHR-BRU
1h 00mnonstop
 Logo
12:40 pm - 6:50 pmBRU-LHR
7h 10m1 stop
Tue, Sep 30 - Tue, Oct 7
Ryanair Logo
1:10 pm - 9:40 pmLTN-BRU
7h 30m1 stop
Ryanair Logo
10:00 am - 4:00 pmBRU-LTN
7h 00m1 stop
$167Ryanair
Find Deal
Tue, Sep 30 - Tue, Oct 7
 Logo
11:05 am - 1:15 pmLHR-BRU
1h 10mnonstop
 Logo
2:25 pm - 5:40 pmBRU-LHR
4h 15m1 stop
Fri, Sep 19 - Sat, Sep 20
Vueling Logo
9:05 pm - 9:45 amLGW-BRU
11h 40m1 stop
Vueling Logo
4:10 pm - 10:40 pmBRU-LGW
7h 30m1 stop
$331Vueling
Find Deal
Wed, Sep 24 - Wed, Oct 1

SWISS flights from London to Brussels Bruxelles-National Airport

Our best SWISS deals on London to Brussels Bruxelles-National Airport flight tickets
SWISS
Sep 24
LGW6:35 pmLondon Gatwick
13h 15m
1 stop
BRU8:50 amBrussels Bruxelles-National
Sep 27
BRU3:00 pmBrussels Bruxelles-National
3h 50m
1 stop
LGW5:50 pmLondon Gatwick
SWISS
Aug 31
LCY2:20 pmLondon City
3h 55m
1 stop
BRU7:15 pmBrussels Bruxelles-National
Sep 3
BRU8:05 pmBrussels Bruxelles-National
13h 45m
1 stop
LCY8:50 amLondon City

Brussels Airlines flights from London to Brussels Bruxelles-National Airport

Our best Brussels Airlines deals on London to Brussels Bruxelles-National Airport flight tickets
Brussels Airlines
Sep 30
LHR6:50 amLondon Heathrow
1h 00m
BRU8:50 amBrussels Bruxelles-National
Oct 7
BRU4:55 pmBrussels Bruxelles-National
1h 10m
LHR5:05 pmLondon Heathrow
Brussels Airlines
Aug 30
LHR11:05 amLondon Heathrow
1h 10m
BRU1:15 pmBrussels Bruxelles-National
Sep 6
BRU9:20 pmBrussels Bruxelles-National
1h 15m
LHR9:35 pmLondon Heathrow
Brussels Airlines
Sep 11
LHR5:50 pmLondon Heathrow
1h 10m
BRU8:00 pmBrussels Bruxelles-National
Sep 14
BRU4:55 pmBrussels Bruxelles-National
1h 10m
LHR5:05 pmLondon Heathrow

momondo Fare Finder

 
Customize your flight search to find flights from London to Brussels Bruxelles-National Airport 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from London to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 9/30

6:50 am-8:50 am

Nonstop1h 00m

Brussels Bruxelles-National

Tue 10/7

4:55 pm-5:05 pm

Nonstop1h 10m

$135

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Sat 8/30

11:05 am-1:15 pm

Nonstop1h 10m

Brussels Bruxelles-National

Sat 9/6

9:20 pm-9:35 pm

Nonstop1h 15m

$136

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 10/10

4:35 pm-6:50 pm

Nonstop1h 15m

Brussels Bruxelles-National

Sun 10/12

10:40 am-10:55 am

Nonstop1h 15m

$139

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 9/30

12:05 pm-2:20 pm

Nonstop1h 15m

Brussels Bruxelles-National

Tue 9/30

8:55 pm-9:05 pm

Nonstop1h 10m

$141

LondonBrussels

LGW - BRU

LGWBRU

London Gatwick

Tue 9/30

6:35 pm-9:45 am

1 stop14h 10m

Brussels Bruxelles-National

Tue 10/7

10:15 pm-8:30 am

1 stop11h 15m

$159

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Mon 9/8

9:00 am-6:05 pm

1 stop8h 05m

Brussels Bruxelles-National

Sat 9/13

9:55 am-9:45 pm

1 stop12h 50m

$160

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Tue 9/30

6:50 am-8:50 am

Nonstop1h 00m

Brussels Bruxelles-National

Tue 10/7

12:40 pm-6:50 pm

1 stop7h 10m

$162

LondonBrussels

LTN - BRU

LTNBRU

London Luton

Tue 9/30

1:10 pm-9:40 pm

1 stop7h 30m

Brussels Bruxelles-National

Tue 10/7

10:00 am-4:00 pm

1 stop7h 00m

$167

LondonBrussels

LHR - BRU

LHRBRU

London Heathrow

Fri 9/19

11:05 am-1:15 pm

Nonstop1h 10m

Brussels Bruxelles-National

Sat 9/20

2:25 pm-5:40 pm

1 stop4h 15m

$178

LondonBrussels

LGW - BRU

LGWBRU

London Gatwick

Wed 9/24

9:05 pm-9:45 am

1 stop11h 40m

Brussels Bruxelles-National

Wed 10/1

4:10 pm-10:40 pm

1 stop7h 30m

$331

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from London to Brussels Bruxelles-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Brussels Bruxelles-National Airport?

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

The cheapest month to fly to Brussels Bruxelles-National Airport from London is in January. Flight prices, which tend to average around $138, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Brussels Bruxelles-National Airport from London during February instead. Flights to Brussels Bruxelles-National Airport in February, while not as cheap as those in January, still average around $147.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from London to Brussels Bruxelles-National Airport is on a Thursday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Thursday will often find tickets for as low as $272. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from London to Brussels Bruxelles-National Airport for around $597.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the evening. Flights from London to Brussels Bruxelles-National Airport during this time can be as low as $192. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $557 on average. Flights to Brussels Bruxelles-National Airport from London in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest London to Brussels Bruxelles-National flight route?

Fly from London Heathrow to Brussels Bruxelles-National for the best London - Brussels Bruxelles-National flight prices

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around $162 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from London for as low as $133 on momondo.

What cabin class options are available on London to Brussels Bruxelles-National flights?

There are 3 cabin classes available to choose from on London to Brussels Bruxelles-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Brussels Bruxelles-National Airport flight prices changed over time?

As of August 2025, prices for London to Brussels Bruxelles-National Airport flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from London to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Brussels Bruxelles-National Airport (LON to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Brussels Bruxelles-National Airport

Best Price Found

$71

Fastest flight time

1h 00m

Direct flights

Every day
The best one-way flight to Brussels Bruxelles-National Airport from London in the past 72 hours is $71. The best round-trip flight deal from London to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is $135.
The fastest flight from London to Brussels Bruxelles-National Airport takes 1h 00m
Direct flights go from London to Brussels Bruxelles-National Airport every day.
  • Is flying the fastest way to get from London to Brussels Bruxelles-National Airport?

    We’ve found that taking a flight from London to Brussels Bruxelles-National Airport with Brussels Airlines is more time-efficient when based simply on travel duration. A train from London to Brussels Bruxelles-National Airport or a bus from London to Brussels Bruxelles-National Airport can take you longer than a 1h 00m flight.

  • Is flying the cheapest way to get from London to Brussels Bruxelles-National Airport?

    A bus from London to Brussels Bruxelles-National Airport from $67 can save you up to 50% on the cost of your trip compared to booking a flight from London to Brussels Bruxelles-National Airport or a train from London to Brussels Bruxelles-National Airport.

  • How far is London to Brussels Bruxelles-National by plane?

    Brussels Bruxelles-National is 203.6 mi away from London. In terms of flight time, this usually takes a little over 1h 00m.

  • What is the carbon footprint of flying from London to Brussels Bruxelles-National?

    The carbon footprint of a London to Brussels Bruxelles-National flight is around 119lb, which may vary slightly based on airline and stops. There is a CO2 sorter on our flight search results to help you select the lowest possible footprint. The carbon footprint of this journey by train would be 50lb - a 58% reduction. By bus, this journey’s emissions can be cut to 32lb. This would result in a 73% smaller carbon footprint vs. flying.

  • When did momondo last update prices for flights from London to Brussels Bruxelles-National Airport?

    Prices for flights from London to Brussels Bruxelles-National Airport are updated daily.

  • How many operators does momondo search for flights from London to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from London to Brussels Bruxelles-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents required for your trip to Brussels Bruxelles-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels Bruxelles-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to Brussels Bruxelles-National Airport?

  • What is the most popular airline from London to Brussels Bruxelles-National Airport?

Best airlines flying from London to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from London to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $124Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
Brussels AirlinesPriceFrom $135Free CancellationRating
7.3
350 reviews
Search Brussels Airlines flights
  • Brussels Airlines Flights From London to Brussels Bruxelles-National Airport

    Brussels Airlines flies from London to Brussels Bruxelles-National Airport around 22 times per week, with 350 momondo users rating the airline 7.3/10. The cheapest Brussels Airlines deal from London to Brussels Bruxelles-National Airport in the last 72 hours was $135 (round-trip), much lower than the average airfare cost of $182 for Brussels Airlines flights on this route.

  • British Airways Flights From London to Brussels Bruxelles-National Airport

    The best British Airways deal for London to Brussels Bruxelles-National Airport flight tickets found on momondo in the last 72 hours was $124, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $156 round-trip. British Airways operates 11 flights out of London into Brussels Bruxelles-National Airport in an average week, so prices vary by time and availability. 7,277 British Airways reviews by users on momondo have scored the airline at 6.6/10.

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Leuven
Charleroi
Hasselt
Spa
Namur
Aalst
Zaventem
Mons
Dinant
Genk
Waterloo
Mechelen
Francorchamps
Knokke-Heist
Tournai
Durbuy
Oostkamp

Why use momondo?

Why should I use momondo to find a flight deal from London to Brussels?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Brussels. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Brussels with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Brussels from London with this policy.

How can momondo help me find flights from London to Brussels?

momondo provides multiple filters to help you find the best flight to Brussels from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Brussels right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Brussels, momondo offers a useful price alert feature which will track prices for flights to Brussels from London and alert you when they change.

Choose the best way to get from London to Brussels Bruxelles-National Airport

Buses

6h 30m
$25 one-way$67 round-trip
Nonstop · from $67

Distance to downtown

ZYR1.1 mi

Trains

1h 57m
$70 one-way$103 round-trip
Nonstop · from $103

Distance to downtown

ZYR1.1 mi

Flights

1h 00m
$71 one-way$135 round-trip
Nonstop · from $135

Distance to downtown

BRU6.9 mi

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1 adult
Sat 8/23
Sat 8/30

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