Cheap flights from Portsmouth to Belgium from £110

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BRU
8 Oct — 15 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Portsmouth to Belgium

Keep the following information in mind while searching for Portsmouth to Belgium flight deals. Data was last updated 8 September 2025.

Round-trip from

£162

One-way from

£110

Popular in

July

Cheapest in

January

Average price

£117
6/10-13/10
  • 6/10-13/10
  • 3 total stops
  • 31h 05m total
  • Portsmouth to Belgium
1/10
  • 1/10
  • 3 total stops
  • 21h 40m total
  • Portsmouth to Belgium
Highest demand for flights based on searches. 10% potential increase in price (£10 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Portsmouth to Belgium

Cheapest flights from Portsmouth to Belgium
Explore the most affordable flight options available from Portsmouth to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2025.

Mon 6/1012:10SOU - BRU
2 stops20h 15mMultiple Airlines
Mon 13/1022:25BRU - SOU
1 stop10h 50mMultiple Airlines
Deal found 6/9£162
Mon 6/1020:00SOU - BRU
1 stop12h 40mAer Lingus
Mon 13/1021:20BRU - SOU
1 stop11h 55mAer Lingus
Deal found 6/9£168
Tue 21/1020:00SOU - BRU
1 stop12h 00mMultiple Airlines
Tue 28/1013:55BRU - SOU
2 stops23h 00mMultiple Airlines
Deal found 6/9£189
Mon 6/1009:40SOU - CRL
1 stop6h 05mMultiple Airlines
Mon 13/1017:10CRL - SOU
1 stop16h 05mMultiple Airlines
Deal found 6/9£207
Fri 3/1017:35SOU - BRU
1 stop3h 40mKLM
Sun 5/1006:10BRU - SOU
1 stop3h 35mKLM
Deal found 8/9£239
Fri 10/1017:35SOU - BRU
1 stop3h 40mKLM
Sun 12/1006:10BRU - SOU
1 stop3h 35mKLM
Deal found 8/9£281
Sat 22/1109:40SOU - BRU
2 stops6h 40mBritish Airways
Sat 22/1119:25BRU - SOU
2 stops23h 25mBritish Airways
Deal found 7/9£414
Mon 15/917:35SOU - BRU
1 stop3h 40mKLM
Tue 16/915:05BRU - SOU
1 stop2h 55mKLM
Deal found 7/9£415
Thu 20/1108:55SOU - BRU
2 stops6h 25mBritish Airways
Thu 20/1120:35BRU - SOU
2 stops16h 15mBritish Airways
Deal found 7/9£434
Mon 6/1008:55SOU - BRU
2 stops10h 30mBritish Airways
Mon 13/1021:15BRU - SOU
2 stops19h 00mBritish Airways
Deal found 6/9£462
Thu 20/1108:40SOU - BRU
2 stops9h 55mBritish Airways
Sun 23/1111:20BRU - SOU
2 stops9h 10mBritish Airways
Deal found 7/9£510
Fri 3/1008:40SOU - BRU
2 stops9h 10mBritish Airways
Sun 5/1020:35BRU - SOU
2 stops12h 35mBritish Airways
Deal found 8/9£564

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Belgium 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, Cheapflights users made 858,174 searches. Data last updated 8 September 2025.
Use the filters below to find and compare flights from Portsmouth to Belgium that are best for you.

Fly from

Portsmouth

Fly to

Belgium

Route

Depart

Return

Price

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Tue 21/10

20:00-09:00

1 stop12h 00m

Brussels Bruxelles-National

Tue 28/10

09:50-19:40

1 stop10h 50m

£162

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 6/10

12:10-09:25

2 stops20h 15m

Brussels Bruxelles-National

Mon 13/10

22:25-08:15

1 stop10h 50m

£162

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 6/10

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Mon 13/10

21:20-08:15

1 stop11h 55m

£168

SouthamptonBrussels

SOU - CRL

SOUCRL

Southampton Eastleigh

Mon 6/10

09:40-16:45

1 stop6h 05m

Charleroi Brussels

Mon 13/10

17:10-08:15

1 stop16h 05m

£207

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 3/10

17:35-22:15

1 stop3h 40m

Brussels Bruxelles-National

Sun 5/10

06:10-08:45

1 stop3h 35m

£239

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 10/10

17:35-22:15

1 stop3h 40m

Brussels Bruxelles-National

Sun 12/10

06:10-08:45

1 stop3h 35m

£281

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sat 22/11

09:40-17:20

2 stops6h 40m

Brussels Bruxelles-National

Sat 22/11

19:25-17:50

2 stops23h 25m

£414

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/11

08:55-16:20

2 stops6h 25m

Brussels Bruxelles-National

Thu 20/11

20:35-11:50

2 stops16h 15m

£434

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 21/11

08:55-17:00

2 stops7h 05m

Brussels Bruxelles-National

Fri 21/11

21:20-15:15

2 stops18h 55m

£434

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 6/10

08:55-20:25

2 stops10h 30m

Brussels Bruxelles-National

Mon 13/10

21:15-15:15

2 stops19h 00m

£462

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 13 results
1
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Best time to book a flight from Portsmouth to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Portsmouth 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 Portsmouth to Belgium

What is the cheapest month to book a flight from Portsmouth to Belgium?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Belgium (average of £117). Flying from Portsmouth to Belgium in July is currently the most expensive (average of £165). 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.

What is the cheapest time of day to fly from P0R to BE?

Find hourly flight availability from Portsmouth to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 September 2025.

When flying from Portsmouth to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Portsmouth to Belgium

Explore weekly flight availability from Portsmouth to Belgium. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 8 September 2025.

The most flights from P0R to BE0 are scheduled on a Monday (36 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated 8 September 2025.
Read through reviews of airlines operating flights from Portsmouth to Belgium, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

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.

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

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

Find useful and relevant information for your journey from Portsmouth to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Portsmouth to Belgium?

    A quick flight from Portsmouth to Belgium can take about 3h 40m. Aer Lingus provides one of the quickest options available for as low as £239. The distance from Portsmouth to Belgium is about 254 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Portsmouth to Belgium?

    Consider JetBlue (70%), American Airlines (65%) or Japan Airlines (61%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Belgium.

  • What are the cheapest flights from Portsmouth to Belgium?

    Looking at all options, your cheapest flight can be booked for £52. While the most popular route (Southampton Eastleigh - Brussels Bruxelles-National) can be booked for £162 on average, our data indicates £668 when flying from Portsmouth to Belgium.

  • Can I find deals for flights from Portsmouth to Belgium that include hotel bookings?

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

  • How can I find direct flights from Portsmouth to Belgium?

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

  • Can I find deals for business class flights from Portsmouth to Belgium?

    Yes. Cheapflights offers flight deals from Portsmouth to Belgium 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 Portsmouth to Belgium?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Belgium (average of £117). Flying from Portsmouth to Belgium in July is currently the most expensive (average of £165). 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

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Alternative routes for Portsmouth to Belgium

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

Top 4 airlines flying from Portsmouth to Belgium

Discover the top 4 airlines that operate flights from Portsmouth to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£84Average£112FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£96Average£114FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
RyanairCheapest£104Average£127FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
KLMCheapest£141Average£224FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Belgium?

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Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Belgium?

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Can Cheapflights find flights from Portsmouth to Belgium with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Belgium, users can toggle the no change fees filter when performing a flight search.

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Not ready to book yet? You can track prices for flights from Portsmouth to Belgium on Cheapflights with our Price Alert feature and get notified when better prices are available.

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