iDiscover the best prices by selecting your travel dates.

British Airways
BA 0384
→ Outbound · 27 Sep
LHR
London Heathrow
BRU
Brussels
7:40 AM
27 Sep
1h 10m
Direct
9:50 AM
27 Sep
← Return · 7 Oct
BRU
Brussels
LHR
London Heathrow
11:00 AM
7 Oct
1h 20m
Direct
11:20 AM
7 Oct
from
£130
Return · per adult

Brussels Airlines
SN 2094
→ Outbound · 8 Nov
LHR
London Heathrow
BRU
Brussels
11:05 AM
8 Nov
1h 10m
Direct
1:15 PM
8 Nov
← Return · 18 Nov
BRU
Brussels
LHR
London Heathrow
9:10 PM
18 Nov
1h 10m
Direct
9:20 PM
18 Nov
from
£262
Return · per adult

British Airways
BA 0388
→ Outbound · 20 Dec
LHR
London Heathrow
BRU
Brussels
8:15 AM
20 Dec
1h 15m
Direct
10:30 AM
20 Dec
← Return · 30 Dec
BRU
Brussels
LHR
London Heathrow
8:35 PM
30 Dec
1h 05m
Direct
8:40 PM
30 Dec
from
£151
Return · per adult

British Airways
BA 0388
→ Outbound · 31 Jan
LHR
London Heathrow
BRU
Brussels
8:15 AM
31 Jan
1h 15m
Direct
10:30 AM
31 Jan
← Return · 10 Feb
BRU
Brussels
LHR
London Heathrow
12:00 PM
10 Feb
1h 20m
Direct
12:20 PM
10 Feb
from
£115
Return · per adult

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Popular airlines to Brussels
Top 4 airlines flying from London to Brussels
Cheapest and average return economy fares by carrier, from our sampled live searches. Fares change constantly — tap Search to see live prices for your dates.
| Airline | Cheapest | Average | Flights | Search |
|---|---|---|---|---|
British Airways | £114 | £170 | Direct available | |
Brussels Airlines | £236 | £251 | Direct available | |
KLM | £257 | £257 | With stops | |
Iberia | £448 | £527 | With stops |
Everything you should know
Insights & trends for London to Brussels flights
Data-powered insights to help you find the cheapest flights, the best time to fly and much more.
How much is a return flight from London to Brussels?
Return flights from London to Brussels typically cost between £116 and £131 in August, though fares move with demand, season and how early you book. The lowest fare our search found recently was £114 — a great price and well below the usual range, so a price near this is worth grabbing. Keeping your dates flexible and comparing nearby days is the easiest way to land at the cheaper end.
What is the cheapest day to fly to Brussels?
The cheapest day to depart to Brussels is usually Tuesday, when fares start from around £114 — midweek departures tend to be quieter and cheaper. Wednesday is typically the most expensive day to fly out (around £164), as weekend travel is popular with leisure and business travellers alike. Where your plans allow, moving your outbound to a cheaper weekday can noticeably lower the total fare.
What is the cheapest time of day to fly to Brussels?
Flights to Brussels are generally cheapest departing in the morning, with fares from around £114. Departures in the evening tend to cost more (about £117), as those slots are more convenient and in higher demand. Picking an off-peak departure time is a simple way to trim the price without changing your dates.
What is the cheapest London airport to fly to Brussels from?
The cheapest return flights to Brussels depart from London Heathrow (LHR), from around £129. London has several airports serving this route and fares can vary between them — Gatwick (LGW) is often the priciest at around £448. It's worth checking which London airport is both cheapest and most convenient for you before booking.
Can I save money by flying with a stopover to Brussels?
For Brussels, prices are generally cheapest when you fly direct, with fares from around £114 versus about £186 for a 1-stop itinerary. A direct flight also saves you time and the hassle of a connection, so it's usually the better all-round choice on this route. Stopovers only tend to pay off here if a particular date or airline happens to be cheaper.
Average return fare to Brussels by month
The cheapest month to fly from London to Brussels is typically January, with return economy fares from £114. Fares are usually highest in July (around £236). Figures are indicative, from sampled live fares, and change with demand.
Cheapest sampled return economy fare, London to Brussels, per month (gaps estimated). Search live for exact prices.
When to book flights from London to Brussels
Are your dates flexible? These are the ideal times to fly to Brussels based on our flight data — find the cheapest days for a 7-day trip.
Cheap flights to Brussels from across the UK
You don't have to fly from London. The cheapest UK departure for Brussels is currently London from £129. Compare return economy fares and typical flight times below — figures are indicative from sampled fares.
Indicative cheapest return economy fares by UK origin. Pick your dates in the search form above.
Weather in Brussels
Monday
Rain
19°C
31/08/2026
Tuesday
Drizzle
20°C
01/09/2026
Wednesday
Overcast
20°C
02/09/2026
Thursday
Drizzle
22°C
03/09/2026
Friday
Overcast
25°C
04/09/2026
Saturday
Drizzle
22°C
05/09/2026
Sunday
Drizzle
28°C
06/09/2026
Powered by Open-Meteo.com
Reviews of airlines servicing Brussels
See what customers who have flown with KLM, Brussels Airlines, British Airways and more to Brussels have to say. Each airline is scored on boarding, crew, food, comfort and entertainment.

KLM
1,552 reviews

Brussels Airlines
431 reviews

British Airways
8,148 reviews

KLM
7.8GoodComfortable long-haul flight, friendly crew and a smooth boarding process. Meal service was good for economy.
Our travel experts
Good to know — flights from London to Brussels
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Popular flights to Brussels
About flights to Brussels
Overview
Belgium's capital packs grand squares, world-class museums, chocolate shops and some of the best beer in Europe into a city you can happily explore on foot. As the home of the EU and NATO, Brussels is exceptionally well connected to the UK, which keeps competition between airlines healthy and makes it one of the easier short breaks to arrange. Whether you're after a weekend of galleries and good food or a midweek business trip, cheap flights to Brussels are rarely hard to find once you know when to look.
Best time to fly to Brussels
Late spring (April to June) and September bring the most reliable weather, with mild days of around 18-22°C and lighter crowds. July and August are warm but can be showery, while winter is cold and grey, though the Christmas market known locally as Winter Wonders is a genuine December draw. Fares tend to ease outside the UK school holidays and around the shoulder seasons; check the When to book chart above to see how prices shift through the year.
Airlines and routes
British Airways and Brussels Airlines operate direct flights from London to Brussels, chiefly from Heathrow, with Brussels Airlines also flying from London City. From the regions, Brussels Airlines runs direct services from Manchester and, at times, other UK airports. Ryanair links several UK cities with Brussels Charleroi, a separate airport well south of the city. The direct flight from London takes around 1 hour 10 minutes; from Manchester, allow roughly 1 hour 20 minutes. Connecting flights via Amsterdam, Paris or Frankfurt add little on such a short hop.
Things to do in Brussels
Compact and walkable, Brussels rewards curiosity:
- Grand-Place: The UNESCO-listed central square, ringed by gilded guildhalls and best seen early in the morning or floodlit at night.
- Atomium: A giant 1958 model of an iron crystal in Heysel, with viewing pods and wide city panoramas.
- Magritte Museum: The world's largest collection of works by the Belgian surrealist, beside the Royal Palace.
- Manneken-Pis: The tiny, frequently costumed fountain statue that has become the city's cheeky mascot.
- Belgian Comic Strip Center: A tribute to Tintin, the Smurfs and the country's comic heritage, in an Art Nouveau building.
At Brussels Airport (BRU)
Brussels Airport, also known as Zaventem, sits about 12km north-east of the centre. The quickest way in is the train from the station beneath the terminal, reaching Brussels-Central in around 20 minutes. Airport buses serve the EU quarter and beyond, and taxis take roughly 20-30 minutes depending on traffic. Charleroi lies about 50km south, connected to the city by a dedicated shuttle bus.
Top tips for finding cheap flights to Brussels
- Book roughly four to eight weeks ahead for the best balance of price and choice; last-minute city-break fares seldom fall.
- Fly midweek where you can, as Tuesday and Wednesday departures are usually cheaper than Friday or Sunday.
- Use a flexible-date search to spot quieter days, and compare the price charts on this page before you commit.
- Check both Brussels Airport and Charleroi, weighing any lower fare against the extra transfer time and cost.
Travel essentials
UK passport holders do not need a visa for short stays in Belgium: up to 90 days in any 180-day period within the Schengen area. Your passport should be less than 10 years old and valid for at least three months after you plan to leave. The EU's new entry measures, including the ETIAS travel authorisation, are being phased in, so check the latest requirements before you fly. The currency is the euro, cards are widely accepted, and UK travellers should carry a GHIC or EHIC for state healthcare cover.
Baggage & hand-luggage allowance for flights to Brussels
Your allowance to Brussels depends on the airline and the fare you book. The table below shows typical long-haul allowances so you know roughly what to expect — always confirm the exact limits with your airline before you fly.
| Fare type | Hand baggage | Checked baggage |
|---|---|---|
| Basic / Light economy | 1 small under-seat bag | Usually none — add for a fee |
| Standard economy | 1 cabin bag + 1 personal item | Typically 1 × 23 kg |
| Premium economy | 1–2 cabin bags + personal item | Typically 2 × 23 kg |
| Business / First | 2 cabin bags + personal item | Typically 2 × 32 kg |
Indicative only. Allowances vary by airline, route and fare — always check your airline's baggage policy.
Packing & baggage tips
- Full-service carriers (e.g. British Airways, Turkish Airlines, KLM) usually include a checked bag on long-haul economy fares; basic/low-cost fares often don't.
- Cabin (hand) bag size is commonly around 56 × 45 × 25 cm — confirm your airline's limit before you pack.
- Liquids in hand luggage must be in containers of 100 ml or less, inside one clear resealable bag.
- Weigh your bags at home — airport excess-baggage fees are far higher than pre-booked allowances.
- Extra or heavier bags are almost always cheaper added online in advance than at the airport.
FAQs — booking Brussels flights
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