What is the cheapest airline to fly from Southampton to Brussels Bruxelles-National Airport round-trip?

Flying on KLM is currently your cheapest option to Brussels Bruxelles-National Airport, with prices starting at £165. KLM is priced at 29% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Southampton to Brussels Bruxelles-National Airport?

Travellers seeking maximum savings on their Southampton to Brussels Bruxelles-National Airport 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.

In terms of precipitation, rainfall in Brussels Bruxelles-National Airport 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 Bruxelles-National Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Brussels Bruxelles-National Airport, 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).

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

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.

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

To save up to 30% on this flight, we recommend booking at least 58 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 Bruxelles-National Airport from £134 1-2 weeks out and tickets from £141 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of January. Prices to Brussels Bruxelles-National Airport from Southampton average £121. You can even find prices in January for less than £121, as users have found deals to Brussels Bruxelles-National Airport from as low as £78. The month of July appears to be one of the more expensive times to travel to Brussels Bruxelles-National Airport from Southampton. Flying in the targeted month can save you up to 18%.

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

When flying from Southampton to Brussels Bruxelles-National Airport, 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.

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

Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Brussels Bruxelles-National. On average, Eastleigh has 0 outbound flights to Brussels Bruxelles-National per day from 1 airline. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

Can I find deals for flights from Southampton to Bruxelles-National that include hotel bookings?

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

How can I find direct flights from Southampton to Bruxelles-National?

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

Can I find deals for business class flights from Southampton to Bruxelles-National?

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

£102+ Flights from Southampton to Brussels Bruxelles-National Airport

Cheap flight deals from Southampton to Bruxelles-National

Round-trip from	£125
One-way from	£102
Popular in	June
Cheapest in	April
Average price	£253

1/10-4/10
2 total stops
24h 15m total
Southampton to Brussels

Search Deals

19/12
1 total stop
12h 10m total
Southampton to Brussels

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£16 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Southampton to Bruxelles-National

Cheapest flights from Southampton to Bruxelles-National
Explore the most affordable flight options available from Southampton to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2025.

Wed 1/1020:00SOU - BRU

1 stop12h 45mMultiple Airlines

Sat 4/1022:05BRU - SOU

1 stop11h 30mMultiple Airlines

Deal found 13/9£125

Mon 13/1020:00SOU - BRU

1 stop12h 25mMultiple Airlines

Thu 16/1016:20BRU - SOU

1 stop17h 20mMultiple Airlines

Deal found 13/9£150

Tue 16/908:55SOU - BRU

2 stops24h 00mBritish Airways

Mon 22/921:15BRU - SOU

2 stops19h 00mBritish Airways

Deal found 14/9£448

Mon 13/1019:40SOU - BRU

2 stops20h 30mBritish Airways

Thu 16/1022:30BRU - SOU

2 stops14h 30mBritish Airways

Deal found 13/9£518

Fri 19/908:30SOU - BRU

2 stops35h 45mBritish Airways

Thu 25/921:10BRU - SOU

2 stops23h 00mBritish Airways

Deal found 14/9£637

Mon 13/1008:40SOU - BRU

2 stops8h 20mBritish Airways

Fri 17/1010:45BRU - SOU

2 stops9h 40mBritish Airways

Deal found 14/9£964

Best flights from Southampton to Bruxelles-National
Discover carefully curated flight deals from Southampton to Bruxelles-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2025.

Wed 1/1020:00SOU - BRU

1 stop12h 45mMultiple Airlines

Sat 4/1022:05BRU - SOU

1 stop11h 30mMultiple Airlines

Deal found 13/9£125

Mon 13/1020:00SOU - BRU

1 stop12h 25mMultiple Airlines

Thu 16/1016:20BRU - SOU

1 stop17h 20mMultiple Airlines

Deal found 13/9£150

Mon 13/1008:40SOU - BRU

2 stops8h 20mBritish Airways

Fri 17/1010:45BRU - SOU

2 stops9h 40mBritish Airways

Deal found 14/9£964

Last-minute flights from Southampton to Bruxelles-National
Discover last-minute flight deals from Southampton to Bruxelles-National. Data last updated 14 September 2025 and is based on user searches.

Tue 16/908:55SOU - BRU

2 stops24h 00mBritish Airways

Mon 22/921:15BRU - SOU

2 stops19h 00mBritish Airways

Deal found 14/9£448

Fri 19/908:30SOU - BRU

2 stops35h 45mBritish Airways

Thu 25/921:10BRU - SOU

2 stops23h 00mBritish Airways

Deal found 14/9£637

Wed 1/1020:00SOU - BRU

1 stop12h 45mMultiple Airlines

Sat 4/1022:05BRU - SOU

1 stop11h 30mMultiple Airlines

Deal found 13/9£125

Mon 13/1020:00SOU - BRU

1 stop12h 25mMultiple Airlines

Thu 16/1016:20BRU - SOU

1 stop17h 20mMultiple Airlines

Deal found 13/9£150

Mon 13/1019:40SOU - BRU

2 stops20h 30mBritish Airways

Thu 16/1022:30BRU - SOU

2 stops14h 30mBritish Airways

Deal found 13/9£518

Mon 13/1008:40SOU - BRU

2 stops8h 20mBritish Airways

Fri 17/1010:45BRU - SOU

2 stops9h 40mBritish Airways

Deal found 14/9£964

One-way flights from Southampton to Bruxelles-National
Search for one-way flight options from Southampton to Bruxelles-National. Find affordable one-way fares based on user searches. Data last updated 14 September 2025.

Fri 19/1219:50SOU - BRU

1 stop12h 10mMultiple Airlines

Deal found 14/9£102

Fri 19/1217:30SOU - BRU

1 stop15h 40mKLM

Deal found 14/9£186

Mon 13/1009:40SOU - BRU

1 stop10h 00mAer Lingus

Deal found 14/9£212

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 1/10

20:00-09:45

1 stop12h 45m

Brussels Bruxelles-National

Sat 4/10

22:05-08:35

1 stop11h 30m

£125

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 13/10

20:00-09:25

1 stop12h 25m

Brussels Bruxelles-National

Thu 16/10

16:20-08:40

1 stop17h 20m

£150

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 13/10

08:40-18:00

2 stops8h 20m

Brussels Bruxelles-National

Fri 17/10

10:45-19:25

2 stops9h 40m

£964

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 19/12

19:50-09:00

1 stop12h 10m

£102

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 19/12

17:30-10:10

1 stop15h 40m

£186

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 13/10

09:40-20:40

1 stop10h 00m

£212

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Southampton to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Southampton 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 Southampton to Brussels Bruxelles-National Airport

What is the cheapest month to book a flight from Southampton to Brussels Bruxelles-National Airport?

Currently, January is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £117). Flying from Southampton to Brussels Bruxelles-National Airport in July is currently the most expensive (average of £166). 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.

Reviews of airlines servicing Bruxelles-National

Check out reviews from past customers who have flown with KLM from Southampton to Brussels Bruxelles-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,385 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

What airport do you fly from for flights from Southampton to Brussels Bruxelles-National?
Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Brussels Bruxelles-National. On average, Eastleigh has 0 outbound flights to Brussels Bruxelles-National per day from 1 airline. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.
What is the cheapest airline to fly from Southampton to Brussels Bruxelles-National Airport round-trip?
Flying on KLM is currently your cheapest option to Brussels Bruxelles-National Airport, with prices starting at £165. KLM is priced at 29% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Southampton to Bruxelles-National that include hotel bookings?
Yes. In addition to deals on Southampton to Bruxelles-National flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southampton to Bruxelles-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Bruxelles-National.
Can I find deals for business class flights from Southampton to Bruxelles-National?
Yes. Cheapflights offers flight deals from Southampton to Bruxelles-National 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 Southampton to Brussels Bruxelles-National Airport?
Currently, January is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £117). Flying from Southampton to Brussels Bruxelles-National Airport in July is currently the most expensive (average of £166). 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

Ypres

Leuven

Mons

Hasselt

Spa

Charleroi

Mechelen

Zaventem

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Southampton to Bruxelles-National

Gatwick to Bruxelles-National flights

Manchester to Bruxelles-National flights

Stansted to Bruxelles-National flights

Luton to Bruxelles-National flights

London City to Bruxelles-National flights

Heathrow to Bruxelles-National flights

Manchester to Charleroi Brussels flights

Edinburgh to Bruxelles-National flights

Heathrow to Charleroi Brussels flights

Stansted to Charleroi Brussels flights

Luton to Charleroi Brussels flights

Gatwick to Charleroi Brussels flights

Edinburgh to Charleroi Brussels flights

Newcastle upon Tyne to Bruxelles-National flights

Birmingham to Bruxelles-National flights

Newcastle upon Tyne to Charleroi Brussels flights

Southend to Bruxelles-National flights

Bristol to Bruxelles-National flights

Birmingham to Charleroi Brussels flights

Liverpool to Bruxelles-National flights

Leeds to Bruxelles-National flights

East Midlands to Bruxelles-National flights

Bristol to Charleroi Brussels flights

Liverpool to Charleroi Brussels flights

Leeds to Charleroi Brussels flights

East Midlands to Charleroi Brussels flights

Norwich to Bruxelles-National flights

Darlington to Bruxelles-National flights

London City to Charleroi Brussels flights

Exeter to Bruxelles-National flights

Grimsby to Bruxelles-National flights

Doncaster to Bruxelles-National flights

Newquay to Bruxelles-National flights

Southampton to Charleroi Brussels flights

Other flights to Bruxelles-National

Heathrow to Bruxelles-National flights

Manchester to Bruxelles-National flights

Edinburgh to Bruxelles-National flights

Birmingham to Bruxelles-National flights

Brussels Bruxelles-National Airport to Dublin flights

Brussels Bruxelles-National Airport to Barcelona-El Prat Airport flights

Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport flights

Brussels Bruxelles-National Airport to Dublin flights

Brussels Bruxelles-National Airport to Valencia flights

Brussels Bruxelles-National Airport to Milan Linate Airport flights

Brussels Bruxelles-National Airport to Málaga flights

Brussels Bruxelles-National Airport to Faro flights

Brussels Bruxelles-National Airport to Nador flights

Brussels Bruxelles-National Airport to Rome Fiumicino Airport flights

Brussels Bruxelles-National Airport to Izmir Adnan Menderes Arpt Airport flights

Brussels Bruxelles-National Airport to London Heathrow Airport flights

Brussels Bruxelles-National Airport to Milan Linate Airport flights

Brussels Bruxelles-National Airport to Istanbul Sabiha Gokcen Airport flights

Brussels Bruxelles-National Airport to Casablanca flights

Brussels Bruxelles-National Airport to Luqa flights

Brussels Bruxelles-National Airport to Lisbon flights

Brussels Bruxelles-National Airport to Geneva flights

Top airline flying from Southampton to Bruxelles-National

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£165	Average£248	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Southampton to Bruxelles-National?

Cheapflights makes it easy to find Southampton to Bruxelles-National flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Bruxelles-National?

Millions of users choose and trust Cheapflights to book the best flight deals from Southampton to Bruxelles-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Southampton to Bruxelles-National with no change fees?

Need flexible booking options for your flight to Bruxelles-National from Southampton? 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 Southampton to Bruxelles-National become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Southampton to Brussels Bruxelles-National Airport from £102

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 19/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to Bruxelles-National

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Southampton to Bruxelles-National

Cheapest flights from Southampton to Bruxelles-NationalExplore the most affordable flight options available from Southampton to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2025.

Explore the most affordable flight options available from Southampton to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Southampton to Bruxelles-National

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

Cheapflights Insights

Everything you need to know about your flight from Southampton to Brussels Bruxelles-National Airport

What is the cheapest month to book a flight from Southampton to Brussels Bruxelles-National Airport?

Reviews of airlines servicing Bruxelles-National

Check out reviews from past customers who have flown with KLM from Southampton to Brussels Bruxelles-National Airport to help guide your decision. You can also see how each airline stacks up 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 Bruxelles-National. 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 Bruxelles-National?

What is the cheapest airline to fly from Southampton to Brussels Bruxelles-National Airport round-trip?

Can I find deals for flights from Southampton to Bruxelles-National that include hotel bookings?

How can I find direct flights from Southampton to Bruxelles-National?

Can I find deals for business class flights from Southampton to Bruxelles-National?

What is the cheapest month to book a flight from Southampton to Brussels Bruxelles-National Airport?

Travelling to a place near Brussels Bruxelles-National Airport?

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 Bruxelles-National

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

Top airline flying from Southampton to Bruxelles-National

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 Bruxelles-National?

Why should you use Cheapflights to find cheap flight tickets from Southampton to Bruxelles-National?

Can Cheapflights find flights from Southampton to Bruxelles-National with no change fees?

Can Cheapflights notify me if prices for flights from Southampton to Bruxelles-National become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Southampton to Bruxelles-National
Explore the most affordable flight options available from Southampton to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2025.