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.

In terms of precipitation, rainfall in Belgium 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 Belgium when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Belgium, 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 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.

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.

How far in advance should I book a flight from Portsmouth to Belgium?

To save up to 33% 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 Portsmouth to Belgium from £136 1-2 weeks out and tickets from £142 for flights departing within the next 72 hours.

What is the cheapest month to fly from Portsmouth to Belgium?

Our data shows that January tends to be the cheapest month to fly to Belgium from Portsmouth. Users have commonly found prices around £121 for the month, but tickets can be as low as £78. Due to multiple factors, prepare for potentially higher prices in July.

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.

£110+ Flights from Portsmouth to Belgium

Cheap flight deals from Portsmouth to Belgium

Round-trip from	£162
One-way from	£110
Popular in	July
Cheapest in	January
Average price	£117

6/10-13/10
3 total stops
31h 05m total
Portsmouth to Belgium

Search Deals

1/10
3 total stops
21h 40m total
Portsmouth to Belgium

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£10 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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

Best flights from Portsmouth to Belgium
Discover carefully curated flight deals from Portsmouth to Belgium that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2025.

Tue 21/1020:00SOU - BRU

1 stop12h 00mMultiple Airlines

Tue 28/1009:50BRU - 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

Fri 3/1017:35SOU - BRU

1 stop3h 40mKLM

Sun 5/1006:10BRU - SOU

1 stop3h 35mKLM

Deal found 8/9£239

Mon 6/1012:10SOU - BRU

2 stops20h 15mMultiple Airlines

Mon 13/1022:25BRU - SOU

1 stop10h 50mMultiple Airlines

Deal found 6/9£162

Sat 22/1109:40SOU - BRU

2 stops6h 40mBritish Airways

Sat 22/1119:25BRU - SOU

2 stops23h 25mBritish Airways

Deal found 7/9£414

Mon 6/1009:40SOU - CRL

1 stop6h 05mMultiple Airlines

Mon 13/1017:10CRL - SOU

1 stop16h 05mMultiple Airlines

Deal found 6/9£207

Fri 10/1017:35SOU - BRU

1 stop3h 40mKLM

Sun 12/1006:10BRU - SOU

1 stop3h 35mKLM

Deal found 8/9£281

Thu 20/1108:55SOU - BRU

2 stops6h 25mBritish Airways

Thu 20/1120:35BRU - SOU

2 stops16h 15mBritish Airways

Deal found 7/9£434

Fri 21/1108:55SOU - BRU

2 stops7h 05mBritish Airways

Fri 21/1121:20BRU - SOU

2 stops18h 55mBritish 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

Last-minute flights from Portsmouth to Belgium
Discover last-minute flight deals from Portsmouth to Belgium. Data last updated 8 September 2025 and is based on user searches.

Mon 8/909:20SOU - BRU

1 stop4h 15mKLM

Tue 9/906:10BRU - SOU

1 stop3h 40mKLM

Deal found 6/9£651

Mon 8/915:45SOU - BRU

2 stops17h 20mBritish Airways

Tue 9/915:05BRU - SOU

2 stops17h 55mBritish Airways

Deal found 6/9£696

Mon 15/917:35SOU - BRU

1 stop3h 40mKLM

Tue 16/915:05BRU - SOU

1 stop2h 55mKLM

Deal found 7/9£415

Fri 3/1017:35SOU - BRU

1 stop3h 40mKLM

Sun 5/1006:10BRU - SOU

1 stop3h 35mKLM

Deal found 8/9£239

Fri 3/1008:40SOU - BRU

2 stops9h 10mBritish Airways

Sun 5/1020:35BRU - SOU

2 stops12h 35mBritish Airways

Deal found 8/9£564

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

Mon 6/1009:40SOU - CRL

1 stop6h 05mMultiple Airlines

Mon 13/1017:10CRL - SOU

1 stop16h 05mMultiple Airlines

Deal found 6/9£207

Mon 6/1008:55SOU - BRU

2 stops10h 30mBritish Airways

Mon 13/1021:15BRU - SOU

2 stops19h 00mBritish Airways

Deal found 6/9£462

Fri 10/1017:35SOU - BRU

1 stop3h 40mKLM

Sun 12/1006:10BRU - SOU

1 stop3h 35mKLM

Deal found 8/9£281

Fri 10/1008:40SOU - BRU

2 stops9h 10mBritish Airways

Sun 12/1020:35BRU - SOU

2 stops12h 35mBritish Airways

Deal found 8/9£601

Tue 21/1020:00SOU - BRU

1 stop12h 00mMultiple Airlines

Tue 28/1013:55BRU - SOU

2 stops23h 00mMultiple Airlines

Deal found 6/9£189

Fly from

Fly to

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

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?

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

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

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.

KLM

7.8

Good

1,386 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

1,386 reviews

KLM

7.8

Good

1,386 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

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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Portsmouth to Belgium

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£84	Average£112	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Brussels Airlines	Cheapest£96	Average£114	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Ryanair	Cheapest£104	Average£127	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
KLM	Cheapest£141	Average£224	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Portsmouth to Belgium via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Belgium for you. Better yet — we are completely free to use.

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.

Can Cheapflights notify me if prices for flights from Portsmouth to Belgium become cheaper?

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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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.

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

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portsmouth to Belgium

Cheapest flights from Portsmouth to BelgiumExplore 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.

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.

Cheapflights Fare Finder

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

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.

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?

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.

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.

Reviews of airlines servicing Belgium

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.

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?

What are the most reliable airlines from Portsmouth to Belgium?

What are the cheapest flights from Portsmouth to Belgium?

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

How can I find direct flights from Portsmouth to Belgium?

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

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

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 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

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 Portsmouth to Belgium?

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

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

Can Cheapflights notify me if prices for flights from Portsmouth to Belgium become cheaper?

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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.