What are the cheapest airlines to fly from Belfast to Portsmouth one-way?

£33 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on British Airways and Aer Lingus, with prices starting from £119 and £150, respectively.

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

Travelers have found it’s best to book a flight 54 days in advance to save up to 133% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 54 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Belfast to Portsmouth 1-2 weeks in advance for as low as £52, or £125 for flights within the next 24 hours.

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

January can be a great time to fly to Portsmouth from Belfast with a flight ticket averaging about £62. Cheapflights users have found deals in the month of January for as cheap as £26. The most expensive prices can be found in the month of July.

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

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

How can I find direct flights from Belfast to Portsmouth?

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

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

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

£33+ Flights from Belfast to Portsmouth

The best prices from Belfast to Portsmouth are usually found in March or September, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Belfast to Portsmouth

Round-trip from	£45
One-way from	£33
Popular in	June
Cheapest in	March
Average price	£92

easyJet
10/2-12/2
Nonstop
2h 30m total
Belfast to Portsmouth

Search Deals

easyJet
19/2
Nonstop
1h 10m total
Belfast to Portsmouth

Search Deals

High demand for flights, 25% potential price rise

Search Deals

Best time to find cheap flights, 7% potential price drop

Search Deals

Average for round-trip flights in December 2024

Search Deals

Find flight deals from Belfast to Portsmouth

Best flights from Belfast to Portsmouth
Discover carefully curated flight deals from Belfast to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2024.

Mon 10/210:45BFS - SOU

Nonstop1h 10measyJet

Wed 12/216:10SOU - BFS

Nonstop1h 20measyJet

Deal found 22/12£45

Mon 13/110:50BFS - SOU

2 stops8h 50mMultiple Airlines

Fri 24/113:30SOU - BFS

Nonstop1h 20mMultiple Airlines

Deal found 20/12£145

Sat 4/106:40BHD - SOU

Nonstop1h 45mAer Lingus

Mon 6/119:25SOU - BHD

Nonstop1h 35mAer Lingus

Deal found 21/12£145

Fri 4/413:30BHD - SOU

Nonstop1h 40mBritish Airways

Thu 10/412:30SOU - BHD

1 stop5h 10mBritish Airways

Deal found 22/12£327

Sat 4/106:40BHD - SOU

Nonstop1h 45mMultiple Airlines

Mon 6/111:50SOU - BHD

1 stop5h 25mMultiple Airlines

Deal found 21/12£228

Direct flights from Belfast to Portsmouth
Explore direct flight options from Belfast to Portsmouth based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 December 2024.

Mon 10/210:45BFS - SOU

Nonstop1h 10measyJet

Wed 12/216:10SOU - BFS

Nonstop1h 20measyJet

Deal found 22/12£45

Sat 4/106:40BHD - SOU

Nonstop1h 45mAer Lingus

Mon 6/119:25SOU - BHD

Nonstop1h 35mAer Lingus

Deal found 21/12£145

Last-minute flights from Belfast to Portsmouth
Discover last-minute flight deals from Belfast to Portsmouth. Data last updated 23 December 2024 and is based on user searches.

Sat 4/106:40BHD - SOU

Nonstop1h 45mAer Lingus

Mon 6/119:25SOU - BHD

Nonstop1h 35mAer Lingus

Deal found 21/12£145

Sat 4/106:40BHD - SOU

Nonstop1h 45mMultiple Airlines

Mon 6/111:50SOU - BHD

1 stop5h 25mMultiple Airlines

Deal found 21/12£228

Mon 13/110:45BFS - SOU

Nonstop1h 10measyJet

Fri 24/113:30SOU - BFS

Nonstop1h 20measyJet

Deal found 20/12£50

Mon 13/110:50BFS - SOU

2 stops8h 50mMultiple Airlines

Fri 24/113:30SOU - BFS

Nonstop1h 20mMultiple Airlines

Deal found 20/12£145

One-way flights from Belfast to Portsmouth
Search for one-way flight options from Belfast to Portsmouth. Find affordable one-way fares based on user searches. Data last updated 23 December 2024.

Wed 19/214:30BFS - SOU

Nonstop1h 10measyJet

Deal found 21/12£33

Wed 19/206:40BHD - SOU

Nonstop1h 45mBritish Airways

Deal found 21/12£119

Sat 28/1206:40BHD - SOU

Nonstop1h 45mAer Lingus

Deal found 22/12£150

Sat 28/1217:30BHD - SOU

1 stop24h 05mMultiple Airlines

Deal found 22/12£259

Sat 28/1212:40BHD - SOU

2 stops43h 10measyJet

Deal found 22/12£282

Find flights from Belfast to Portsmouth within your budget

Fly from

Fly to

Route

Depart

Return

Price

BelfastSouthampton

BFS - SOU

BFSSOU

Belfast Intl

Mon 10/2

10:45-11:55

Nonstop1h 10m

Southampton Eastleigh

Wed 12/2

16:10-17:30

Nonstop1h 20m

£47

BelfastSouthampton

BFS - SOU

BFSSOU

Belfast Intl

Mon 13/1

10:50-19:40

2 stops8h 50m

Southampton Eastleigh

Fri 24/1

13:30-14:50

Nonstop1h 20m

£145

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Sat 4/1

06:40-08:25

Nonstop1h 45m

Southampton Eastleigh

Mon 6/1

19:25-21:00

Nonstop1h 35m

£145

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Sat 4/1

06:40-08:25

Nonstop1h 45m

Southampton Eastleigh

Mon 6/1

11:50-17:15

1 stop5h 25m

£228

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Fri 4/4

13:30-15:10

Nonstop1h 40m

Southampton Eastleigh

Thu 10/4

12:30-17:40

1 stop5h 10m

£327

BelfastSouthampton

BFS - SOU

BFSSOU

Belfast Intl

Wed 19/2

14:30-15:40

Nonstop1h 10m

£33

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Wed 19/2

06:40-08:25

Nonstop1h 45m

£119

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Sat 28/12

06:40-08:25

Nonstop1h 45m

£150

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Sat 28/12

17:30-17:35

1 stop24h 05m

£259

BelfastSouthampton

BHD - SOU

BHDSOU

Belfast City

Sat 28/12

12:40-07:50

2 stops43h 10m

£282

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Best time to book a flight from Belfast to Portsmouth

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

Travel insights for flights from Belfast to Portsmouth

Get recent, data-driven insights about flights from Belfast to Portsmouth including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Belfast to Portsmouth?

The price you pay for your flight from Belfast to Portsmouth may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Belfast to Portsmouth (average of £112). Flying from Belfast to Portsmouth in July is currently the most expensive (average of £160). 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 BFS to P0R?

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

What is the cheapest day to fly from Belfast to Portsmouth?

Travellers seeking maximum savings on their Belfast to Portsmouth flight should consider departing on Thursday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Portsmouth by month

In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

Temperature in Portsmouth by month

If weather is an important factor for your trip to Portsmouth, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Portsmouth

Aer Lingus

7.1

Good

1,076 reviews

Check prices

Reviews

1 / 10

Our experience with Aer Lingus was really good, all the crew members were really friendly

Aer Lingus

7.1

Good

1,076 reviews

Aer Lingus

7.1

Good

1,076 reviews

Check prices

Reviews

1 / 10

Our experience with Aer Lingus was really good, all the crew members were really friendly

easyJet

6.9

Okay

1,890 reviews

Aer Lingus

7.1

Good

1,076 reviews

Check prices

Reviews

1 / 10

Our experience with Aer Lingus was really good, all the crew members were really friendly

British Airways

6.6

Okay

6,810 reviews

Aer Lingus

7.1

Good

1,076 reviews

Check prices

Reviews

1 / 10

Our experience with Aer Lingus was really good, all the crew members were really friendly

Related info for your journey

What are the cheapest airlines to fly from Belfast to Portsmouth one-way?
£33 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on British Airways and Aer Lingus, with prices starting from £119 and £150, respectively.
Can I find deals for flights from Belfast to Portsmouth that include hotel bookings?
Yes. In addition to deals on Belfast to Portsmouth flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to Portsmouth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Portsmouth.
Can I find deals for business class flights from Belfast to Portsmouth?
Yes. Cheapflights offers flight deals from Belfast to Portsmouth 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 Belfast to Portsmouth?
Currently, January is the cheapest month in which you can book a flight from Belfast to Portsmouth (average of £112). Flying from Belfast to Portsmouth in July is currently the most expensive (average of £160). 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

Top 6 airlines flying from Belfast to Portsmouth

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£19	Average£40	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Ryanair	Cheapest£33	Average£49	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£33	Average£81	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Aer Lingus	Cheapest£58	Average£129	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£76	Average£149	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Loganair	Cheapest£120	Average£180	FlexibilityNo cancel fee	On-time79%	Search Loganair flights

Fly with Cheapflights

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

Deals for Belfast to Portsmouth flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

Certainly. Search results for flights to Portsmouth from Belfast shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Belfast to Portsmouth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Belfast to Portsmouth from £33

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 19/2. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Belfast to Portsmouth are usually found in March or September, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Belfast to Portsmouth

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Belfast to Portsmouth

Best flights from Belfast to PortsmouthDiscover carefully curated flight deals from Belfast to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2024.

Discover carefully curated flight deals from Belfast to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2024.

Find flights from Belfast to Portsmouth within your budget

Best time to book a flight from Belfast to Portsmouth

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

Travel insights for flights from Belfast to Portsmouth

Get recent, data-driven insights about flights from Belfast to Portsmouth including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Belfast to Portsmouth?

Use this chart to determine the optimal time to book a return flight from Belfast to Portsmouth. Price data was last updated on 20 December 2024.

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

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

Find hourly flight availability from Belfast to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2024.

What is the cheapest day to fly from Belfast to Portsmouth?

Use this chart to determine the cheapest time to fly return from Belfast to Portsmouth. Price data was last updated on 16 December 2024.

Rainfall in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average rainfall totals by month.

Temperature in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average temperature totals by month.

Reviews of airlines servicing Portsmouth

Related info for your journey

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

What are the cheapest airlines to fly from Belfast to Portsmouth one-way?

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

How can I find direct flights from Belfast to Portsmouth?

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

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

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 Belfast to Portsmouth

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

Top 6 airlines flying from Belfast to Portsmouth

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 Belfast to Portsmouth?

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

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

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

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Travel Smart

Best flights from Belfast to Portsmouth
Discover carefully curated flight deals from Belfast to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2024.