Question 1

What are the cheapest airlines flying from Southampton to Brussels round-trip?

Accepted Answer

Flying on KLM is currently your cheapest option to Brussels, with prices starting at £193. Additional return tickets that might be worth considering are offered by Aer Lingus and British Airways, with the lowest prices starting at £352 and £421, respectively. KLM is currently priced 14% below the average price you’ll pay for this route.

Question 2

What is the cheapest month to book a flight from Southampton to Brussels?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Southampton to Brussels (average of £117). Flying from Southampton to Brussels in July is currently the most expensive (average of £172). 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.

Question 3

What is the cheapest day to fly from Southampton to Brussels?

Accepted Answer

Travellers seeking maximum savings on their Southampton to Brussels flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 4

E

Accepted Answer

In terms of precipitation, rainfall in Brussels ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. August is typically the driest time to visit Brussels when rainfall is around 40.0 mm.

Question 5

E

Accepted Answer

If weather is an important factor for your trip to Brussels, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 3.0 C).

Question 6

What is the cheapest day to fly round-trip from Southampton to Brussels?

Accepted Answer

Travelers have found that booking a Saturday departure is the best way to save up to 46% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 7

How far in advance should I book a flight from Southampton to Brussels?

Accepted Answer

To save up to 30% on this flight, we recommend booking at least 39 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Southampton to Brussels from £134 1-2 weeks out and tickets from £144 for flights departing within the next 72 hours.

Question 8

What is the cheapest month to fly from Southampton to Brussels?

Accepted Answer

The best pricing can be found in the month of January. Prices to Brussels from Southampton average £122. You can even find prices in January for less than £122, as users have found deals to Brussels from as low as £78. The month of July appears to be one of the more expensive times to travel to Brussels from Southampton. Flying in the targeted month can save you up to 20%.

Question 9

What is the cheapest time of day to fly from SOU to BRU?

Accepted Answer

When flying from Southampton to Brussels, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 4% versus a flight in the morning.

Question 10

What airport do you fly from for flights from Southampton to Brussels?

Accepted Answer

Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to Brussels. 1 airline have flights from Eastleigh to Brussels on a regular basis. Booking flights from Southampton Eastleigh to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.

Question 11

Can I find deals for flights from Southampton to Brussels that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Southampton to Brussels flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 12

How can I find direct flights from Southampton to Brussels?

Accepted Answer

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

Question 13

Can I find deals for business class flights from Southampton to Brussels?

Accepted Answer

Yes. Cheapflights offers flight deals from Southampton to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 14

How does Cheapflights help users find flights from Southampton to Brussels?

Accepted Answer

When you search for this flight from Southampton to Brussels, 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.

Question 15

Why should you use Cheapflights to find cheap flight tickets from Southampton to Brussels?

Accepted Answer

Cheapflights helps you find that perfect flight to Brussels from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 16

Can Cheapflights find flights from Southampton to Brussels with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Southampton to Brussels with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 17

Can Cheapflights notify me if prices for flights from Southampton to Brussels become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Southampton to Brussels 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.

Round-trip from	£193
One-way from	£108
Popular in	June
Cheapest in	April
Average price	£189

Cheap flights from Southampton to Brussels from £108

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to Brussels

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Southampton to Brussels

Cheapest flights from Southampton to BrusselsExplore the most affordable flight options available from Southampton to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Southampton to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Southampton to Brussels that are best for you.

Best time to book a flight from Southampton to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Southampton with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Brussels

What is the cheapest month to book a flight from Southampton to Brussels?

Reviews of airlines servicing Brussels

Get a feel of what it's like to fly with KLM, Aer Lingus, andBritish Airways from Southampton to Brussels by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Southampton to Brussels?

What are the cheapest airlines flying from Southampton to Brussels round-trip?

Can I find deals for flights from Southampton to Brussels that include hotel bookings?

How can I find direct flights from Southampton to Brussels?

Can I find deals for business class flights from Southampton to Brussels?

What is the cheapest month to book a flight from Southampton to Brussels?

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 Southampton to Brussels

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Southampton to Brussels

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 Southampton to Brussels?

Why should you use Cheapflights to find cheap flight tickets from Southampton to Brussels?

Can Cheapflights find flights from Southampton to Brussels with no change fees?

Can Cheapflights notify me if prices for flights from Southampton to Brussels become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Southampton to Brussels
Explore the most affordable flight options available from Southampton to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.