Find flights
Deals
Airlines
FAQs

Cheap flights from Portsmouth to Northern Ireland from £35

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BFS
4 Nov — 11 Nov1
1 adult

Find flights from Portsmouth to Northern Ireland within your budget

Customise your flight search to find flights from Portsmouth to Northern Ireland 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 1,015,184 searches. Data last updated 30 October 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Wed 6/11

08:55-10:35

Nonstop1h 40m

£38

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Fri 8/11

13:30-14:50

Nonstop1h 20m

£49

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 28/11

08:55-10:35

Nonstop1h 40m

£105

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Mon 4/11

16:50-13:10

1 stop20h 20m

£126

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Sun 15/12

20:10-09:50

2 stops13h 40m

£140

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Fri 6/12

19:25-21:00

Nonstop1h 35m

Belfast City

Wed 11/12

06:40-08:25

Nonstop1h 45m

£60

SouthamptonBelfast

SOU - BFS

SOUBFS

Southampton Eastleigh

Fri 28/3

13:30-14:50

Nonstop1h 20m

Belfast Intl

Sun 30/3

10:10-11:25

Nonstop1h 15m

£62

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Sat 18/1

15:10-16:50

Nonstop1h 40m

Belfast City

Sun 19/1

07:10-17:35

1 stop10h 25m

£121

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Fri 6/12

17:20-21:00

1 stop3h 40m

Belfast City

Wed 11/12

06:30-16:50

1 stop10h 20m

£213

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Sat 21/12

08:55-10:35

Nonstop1h 40m

Belfast City

Sun 22/12

07:20-09:05

Nonstop1h 45m

£254

Flights are sorted by cheapest first

Deals found on 28/10

Showing 1-10 of 11 results
1
2

Find flight deals from Portsmouth to Northern Ireland

Cheapest flights from Portsmouth to Northern Ireland
Explore the most affordable flight options available from Portsmouth to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

Fri 6/1219:25SOU - BHD
Nonstop1h 35mAer Lingus
Wed 11/1206:40BHD - SOU
Nonstop1h 45mAer Lingus
Deal found 28/10£60
Fri 15/1113:30SOU - BFS
Nonstop1h 20measyJet
Mon 18/1110:45BFS - SOU
Nonstop1h 10measyJet
Deal found 29/10£62
Sun 24/1115:40SOU - BHD
Nonstop1h 40mMultiple Airlines
Mon 2/1207:10BHD - SOU
1 stop4h 10mMultiple Airlines
Deal found 28/10£128
Fri 22/1113:30SOU - BFS
Nonstop1h 20mMultiple Airlines
Mon 25/1106:25BFS - SOU
1 stop7h 35mMultiple Airlines
Deal found 29/10£160
Fri 6/1217:20SOU - BHD
1 stop3h 40mKLM
Wed 11/1206:30BHD - SOU
1 stop10h 20mKLM
Deal found 28/10£213
Thu 31/1008:55SOU - BHD
Nonstop1h 40mBritish Airways
Thu 7/1106:40BHD - SOU
Nonstop1h 45mBritish Airways
Deal found 28/10£254
Thu 31/1017:50SOU - BHD
1 stop22h 50measyJet
Thu 7/1108:55BHD - SOU
1 stop8h 25measyJet
Deal found 28/10£308

Best time to book a flight from Portsmouth to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland 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.

Travel insights for flights from Portsmouth to Northern Ireland

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

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

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Northern Ireland (average of £67). Flying from Portsmouth to Northern Ireland in August is currently the most expensive (average of £89). 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 NIR?

Find hourly flight availability from Portsmouth to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Northern Ireland as you normally would.

Rainfall in Northern Ireland by month

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

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland by month

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

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated 30 October 2024.
Get a feel of what it's like to fly with easyJet, Aer Lingus and British Airways from Portsmouth to Northern Ireland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.8
Good
1,352 reviews

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

7.8
Good
1,352 reviews
7.8
Good
1,352 reviews

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

7.1
Good
1,087 reviews
7.8
Good
1,352 reviews

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

6.9
Okay
1,968 reviews
7.8
Good
1,352 reviews

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

6.7
Okay
6,846 reviews
7.8
Good
1,352 reviews

Overall

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Northern Ireland. 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 Portsmouth to Northern Ireland one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £43. However, be on the lookout for offers from easyJet and British Airways, as they are both options that can get you from Portsmouth to Northern Ireland for a low price.

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

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

  • How can I find direct flights from Portsmouth to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Northern Ireland 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 Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Northern Ireland (average of £67). Flying from Portsmouth to Northern Ireland in August is currently the most expensive (average of £89). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Northern Ireland

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

Top 6 airlines flying from Portsmouth to Northern Ireland

Discover the top 6 airlines that operate flights from Portsmouth to Northern Ireland. 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 1,015,184 searches. Data last updated 30 October 2024.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£18Average£44FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Ryanair UKCheapest£25Average£40FlexibilityNo cancel feeOn-timeN/A
Search Ryanair UK flights
easyJetCheapest£32Average£77FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aer LingusCheapest£54Average£106FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£65Average£144FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£122Average£175FlexibilityNo cancel feeOn-time79%
Search Loganair flights

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 Northern Ireland?

When you search for this flight from Portsmouth to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Portsmouth to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

Can Cheapflights notify me if prices for flights from Portsmouth to Northern Ireland 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.