Cheap flights from Northern Ireland to Portsmouth from £31
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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Northern Ireland to Portsmouth
Discover tips and strategies to find the most affordable flight options for your journey from Northern Ireland (GBNIR) to Portsmouth (P0R). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2025.
Find flight deals from Northern Ireland to Portsmouth
Cheapest flights from Northern Ireland to PortsmouthExplore the most affordable flight options available from Northern Ireland to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.
Explore the most affordable flight options available from Northern Ireland to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.
Find flights from Northern Ireland to Portsmouth within your budget
Customise your flight search to find flights from Northern Ireland to Portsmouth 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 22 January 2025.
Fly from
Fly to
Route
Depart
Return
Price
BelfastSouthampton
BFS - SOU
BFSSOU
Belfast Intl
Fri 25/4
10:30-11:45
Nonstop1h 15m
Southampton Eastleigh
Mon 28/4
11:50-13:10
Nonstop1h 20m
BelfastSouthampton
BHD - SOU
BHDSOU
Belfast City
Fri 4/4
10:20-12:00
Nonstop1h 40m
Southampton Eastleigh
Thu 10/4
08:55-10:30
Nonstop1h 35m
BelfastSouthampton
BFS - SOU
BFSSOU
Belfast Intl
Mon 24/2
10:45-11:55
Nonstop1h 10m
Southampton Eastleigh
Tue 25/2
09:30-20:50
2 stops11h 20m
BelfastSouthampton
BHD - SOU
BHDSOU
Belfast City
Fri 25/4
10:20-12:00
Nonstop1h 40m
Southampton Eastleigh
Mon 28/4
16:45-18:20
Nonstop1h 35m
BelfastSouthampton
BHD - SOU
BHDSOU
Belfast City
Tue 10/6
06:55-12:00
1 stop5h 05m
Southampton Eastleigh
Fri 27/6
08:55-10:30
Nonstop1h 35m
BelfastSouthampton
BHD - SOU
BHDSOU
Belfast City
Tue 10/6
17:25-08:50
1 stop15h 25m
Southampton Eastleigh
Fri 27/6
17:35-21:15
1 stop3h 40m
BelfastSouthampton
BFS - SOU
BFSSOU
Belfast Intl
Mon 12/5
10:05-11:20
Nonstop1h 15m
Best time to book a flight from Northern Ireland to Portsmouth
Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Northern Ireland with our price prediction graph.
Travel insights for flights from Northern Ireland to Portsmouth
Get recent, data-driven insights about flights from Northern Ireland to Portsmouth including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Northern Ireland to Portsmouth?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Portsmouth (average of £112). Flying from Northern Ireland to Portsmouth in August is currently the most expensive (average of £161). 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 NIR to P0R?
Find hourly flight availability from Northern Ireland 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 22 January 2025.
When flying from Northern Ireland 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.
Rainfall in Portsmouth by month
Plan your trip to Portsmouth by taking into account the average rainfall totals 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
Plan your trip to Portsmouth by taking into account the average temperature totals 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
Get insights into the airlines that provide service to Portsmouth. 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 Portsmouth. Reviews last updated 22 January 2025.
Entertainment
Food
Boarding
Crew
Overall
Comfort
Reviews
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
Entertainment
Food
Boarding
Crew
Overall
Comfort
Reviews
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
Entertainment
Food
Boarding
Crew
Overall
Comfort
Reviews
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
Entertainment
Food
Boarding
Crew
Overall
Comfort
Reviews
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
Entertainment
Food
Boarding
Crew
Overall
Comfort
Reviews
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Northern Ireland to Portsmouth
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Northern Ireland to Portsmouth
Discover the top 6 airlines that operate flights from Northern Ireland to Portsmouth. 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 22 January 2025.
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 Northern Ireland to Portsmouth?
Deals for Northern Ireland 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 Northern Ireland to Portsmouth?
Cheapflights helps you find that perfect flight to Portsmouth from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Northern Ireland to Portsmouth with no change fees?
Yes! Cheapflights helps users easily find flights from Northern Ireland to Portsmouth with no change fees.
Can Cheapflights notify me if prices for flights from Northern Ireland to Portsmouth become cheaper?
Not ready to book yet? You can track prices for flights from Northern Ireland to Portsmouth on Cheapflights with our Price Alert feature and get notified when better prices are available.