Cheap flights from Belgium to London Heathrow Airport from £48
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belgium to London Heathrow Airport departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Belgium to London
Recent return flight deals from Belgium to London
Recent one-way flight deals from Belgium to London
Recent last minute flight deals from Belgium to London
Recent direct flight deals from Belgium to London
British Airways flights from Belgium to London Heathrow Airport
Our best British Airways deals on Belgium to London Heathrow Airport flight tickets
Scandinavian Airlines flights from Belgium to London Heathrow Airport
Our best Scandinavian Airlines deals on Belgium to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Belgium to London Heathrow 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 cheapest month to fly to London Heathrow Airport?
In general, January is the cheapest month to fly from Belgium to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £109. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Belgium averaging around £109.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Belgium is on a Saturday. momondo users have found tickets for Saturday departures for as low as £159. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Monday is £316.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Belgium to London Heathrow Airport in the evening for as low as £145. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £383 on average. Flights to London Heathrow Airport from Belgium at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Belgium to London Heathrow flight route?
Fly from Brussels Bruxelles-National to London Heathrow for the best Belgium - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Belgium when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £128 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Belgium for as low as £82 on momondo.
What cabin class options are available on Belgium to London Heathrow flights?
There are 3 cabin classes available to choose from on Belgium to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Belgium to London Heathrow Airport on average per day?
The number of flights available between Belgium and London Heathrow Airport is 12 per day as of April 2025. The most frequent departure time is 09:00, with 51% of daily flights leaving at midday.
How many flights depart from Belgium to London Heathrow Airport on average per week?
The number of flights available between Belgium and London Heathrow Airport is 88 per week as of April 2025. The most frequent departure day is Thu, with 26% of weekly flights leaving on this day.
Cheap Belgium to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Belgium to London Heathrow Airport
When did momondo last update prices for flights from Belgium to London Heathrow Airport?
Prices for flights from Belgium to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Belgium to London Heathrow Airport?
The number of operators available for flights from Belgium to London Heathrow Airport is 2 as of April 2025.
How old do you have to be to fly from Belgium to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belgium to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Belgium to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Belgium to London Heathrow Airport is Airbus A319 (14.82% of total bookings). The next most popular plane models are Airbus A320neo (14.41%), Airbus A330-300 (10.84%), and Boeing 787 Dreamliner (10.62%).
Best airlines flying from Belgium to London Heathrow Airport
Compare and see reviews for airlines that fly from Belgium to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £89 | Free Cancellation | Rating 6.6 6,771 reviews | |||
| PriceFrom £103 | Free Cancellation | Rating 7.3 345 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Belgium to London?
Finding the right flight to London from Belgium is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.
Can I find flights from Belgium to London with flexible booking policies on momondo?
Flights from Belgium to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Belgium to London?
momondo helps you find the best flight between Belgium and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Belgium to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Belgium to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.