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Cheap flights from Southampton to Brussels from £80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Brussels departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Southampton to Brussels

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:00 - 09:40
SOU
-
BRU
12h 40m
1 stop
Multiple Airlines Logo
09:50 - 19:30
BRU
-
SOU
10h 40m
1 stop
£221Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
11:40 - 09:40
SOU
-
BRU
21h 00m
2 stops
Multiple Airlines Logo
09:50 - 16:50
BRU
-
SOU
8h 00m
1 stop
£246Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
11:40 - 09:40
SOU
-
BRU
21h 00m
2 stops
Multiple Airlines Logo
21:20 - 19:30
BRU
-
SOU
23h 10m
2 stops
£267Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
20:00 - 09:20
SOU
-
BRU
12h 20m
1 stop
Multiple Airlines Logo
21:20 - 17:05
BRU
-
SOU
20h 45m
2 stops
£286Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
06:45 - 09:20
SOU
-
BRU
25h 35m
2 stops
Multiple Airlines Logo
21:20 - 17:05
BRU
-
SOU
20h 45m
2 stops
£289Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Aer Lingus Logo
20:00 - 09:40
SOU
-
BRU
12h 40m
1 stop
Aer Lingus Logo
10:20 - 19:30
BRU
-
SOU
10h 10m
1 stop
£298Aer Lingus
Wed, 9 Sep - Wed, 30 Sep
Aer Lingus Logo
20:00 - 09:40
SOU
-
BRU
12h 40m
1 stop
Aer Lingus Logo
21:25 - 08:40
BRU
-
SOU
12h 15m
1 stop
£301Aer Lingus
Fri, 28 Aug - Mon, 31 Aug
Aer Lingus Logo
20:00 - 09:40
SOU
-
BRU
12h 40m
1 stop
Aer Lingus Logo
10:20 - 16:50
BRU
-
SOU
7h 30m
1 stop
£324Aer Lingus
Sun, 19 Jul - Tue, 18 Aug
Multiple Airlines Logo
20:00 - 09:40
SOU
-
BRU
12h 40m
1 stop
Multiple Airlines Logo
10:20 - 20:45
BRU
-
SOU
11h 25m
2 stops
£368Multiple Airlines
Wed, 9 Sep - Wed, 30 Sep
Aer Lingus Logo
20:00 - 10:35
SOU
-
BRU
13h 35m
1 stop
Aer Lingus Logo
10:15 - 16:35
BRU
-
SOU
7h 20m
1 stop
£375Aer Lingus
Sat, 24 Oct - Sat, 31 Oct

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Aer Lingus flights from Southampton to Brussels

Our best Aer Lingus deals on Southampton to Brussels flight tickets
Aer Lingus
9 Sept
SOU20:00Southampton Eastleigh
12h 40m
1 stop
BRU09:40Brussels Bruxelles-National
30 Sept
BRU10:20Brussels Bruxelles-National
10h 10m
1 stop
SOU19:30Southampton Eastleigh
£298
Aer Lingus
28 Aug
SOU20:00Southampton Eastleigh
12h 40m
1 stop
BRU09:40Brussels Bruxelles-National
31 Aug
BRU21:25Brussels Bruxelles-National
12h 15m
1 stop
SOU08:40Southampton Eastleigh
£301
Aer Lingus
19 Jul
SOU20:00Southampton Eastleigh
12h 40m
1 stop
BRU09:40Brussels Bruxelles-National
18 Aug
BRU10:20Brussels Bruxelles-National
7h 30m
1 stop
SOU16:50Southampton Eastleigh
£324

British Airways flights from Southampton to Brussels

Our best British Airways deals on Southampton to Brussels flight tickets
British Airways
28 Sept
SOU12:35Southampton Eastleigh
29h 35m
2 stops
BRU19:10Brussels Bruxelles-National
30 Sept
BRU16:00Brussels Bruxelles-National
17h 25m
2 stops
SOU08:25Southampton Eastleigh
£458
British Airways
28 Sept
SOU12:35Southampton Eastleigh
24h 50m
2 stops
BRU14:25Brussels Bruxelles-National
30 Sept
BRU11:00Brussels Bruxelles-National
9h 00m
2 stops
SOU19:00Southampton Eastleigh
£459
British Airways
3 Sept
SOU08:55Southampton Eastleigh
24h 00m
2 stops
BRU09:55Brussels Bruxelles-National
7 Sept
BRU15:05Brussels Bruxelles-National
18h 20m
2 stops
SOU08:25Southampton Eastleigh
£480

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Brussels 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 279,928 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from Southampton to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Sun 23/8

09:50-19:30

1 stop10h 40m

£221

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

11:40-09:40

2 stops21h 00m

Brussels Bruxelles-National

Sun 23/8

09:50-16:50

1 stop8h 00m

£246

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

11:40-09:40

2 stops21h 00m

Brussels Bruxelles-National

Sun 23/8

21:20-19:30

2 stops23h 10m

£267

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

20:00-09:20

1 stop12h 20m

Brussels Bruxelles-National

Sun 23/8

21:20-17:05

2 stops20h 45m

£286

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

06:45-09:20

2 stops25h 35m

Brussels Bruxelles-National

Sun 23/8

21:20-17:05

2 stops20h 45m

£289

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 9/9

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Wed 30/9

10:20-19:30

1 stop10h 10m

£298

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 28/8

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Mon 31/8

21:25-08:40

1 stop12h 15m

£301
Fastest return journey

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 19/7

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Tue 18/8

10:20-16:50

1 stop7h 30m

£324

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 9/9

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Wed 30/9

10:20-20:45

2 stops11h 25m

£368

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sat 24/10

20:00-10:35

1 stop13h 35m

Brussels Bruxelles-National

Sat 31/10

10:15-16:35

1 stop7h 20m

£375

Flights are sorted by cheapest return 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 Southampton to Brussels

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 day to depart on your flight to Brussels?

Our data shows that Friday is the least expensive day to fly to Brussels. Tickets to fly out on this day can be as low as £439. On the other hand, Tuesday is the most expensive day to depart from Southampton because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £496.

What is the cheapest time of day to depart on your flight to Brussels?

According to our data, the cheapest time of day to fly to Brussels is in the evening. momondo users have found flights departing from Southampton to Brussels in the evening for as low as £118. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Brussels, so prices are often more expensive at around £495 per ticket.

Cheap Southampton to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Brussels

Fastest flight time

7h 45m

Direct flights

None
The fastest flight from Southampton to Brussels takes 7h 45m
There are no direct flights from Southampton to Brussels. There are no popular flight routes from Southampton to Brussels.
Search flight deals

Frequently asked questions about flying from Southampton to Brussels

  • How far is Southampton Eastleigh to Brussels by plane?

    The straight-line distance from Southampton Eastleigh to Brussels is 250.5 mi. 7h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Brussels?

    Prices for flights from Southampton Eastleigh Airport to Brussels refresh daily.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Brussels?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Brussels?

    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 Southampton Eastleigh Airport to Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Southampton to Brussels

Compare and see reviews for airlines that fly from Southampton to Brussels with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £180Free CancellationRating
7.8
1,530 reviews
Search KLM flights

Why use momondo?

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

It is quick and easy to find Southampton to Brussels flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Brussels that suits you.

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

Flights from Southampton to Brussels 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 Southampton to Brussels?

Once you have performed a search for Southampton to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Southampton to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport