Cheap flights from Northern Ireland to Portsmouth

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How to find the cheapest flight from
Northern Ireland to Portsmouth

All the information you need to plan the best null to LHR flight in 2022: compare Northern Ireland to Portsmouth flight prices with the expected peak season, weather and rainfall in Portsmouth.
When is the cheapest time to fly from Northern Ireland to Portsmouth (NIR - P0R)?

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.

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

To save on the cost of your flight from Northern Ireland to Portsmouth, book at least 57 days before your planned departure. Booking around this time can save you about 52% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £101 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £133.

What is the cheapest month to fly from Northern Ireland to Portsmouth?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, March can be a great choice for travel to Portsmouth. Flights to Portsmouth from Northern Ireland in March are about £92 on average during March, but can be found for as low as £48.

Cheap flights from Northern Ireland to Portsmouth in May, June 2022

The best prices found for Northern Ireland to Portsmouth flights in May, June
14 Jun - 16 Jun
£144pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
15 Jun - 22 Jun
£145pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
2 Jun - 17 Jun
£165pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City

Northern Ireland to Portsmouth 2022 flight deals

Cheap flights to Portsmouth from Northern Ireland found for this year
14 Jun - 16 Jun
£144pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
15 Jun - 22 Jun
£145pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
13 Aug - 25 Aug
£147pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City

Direct flights to Portsmouth from Northern Ireland

Save time with Northern Ireland to Portsmouth direct flight deals
14 Jun - 16 Jun
£144pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
15 Jun - 22 Jun
£145pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City
13 Aug - 25 Aug
£147pp
BHD
Belfast City
Eastern Airways
Direct
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Eastern Airways
Direct
BHD
Belfast City

One-way flights to Portsmouth from Northern Ireland

The cheapest one-way flights from Northern Ireland to Portsmouth
05:10 - 06:45
Hahn Air
Direct
1h 35m
BHD - SOU
Hahn Air
£116
Bookingwiz.co.th
13:05 - 12:50
KLM
1 stop
23h 45m
BHD - SOU
KLM
£134
mytrip.com
14:55 - 16:30
Eastern Airways
Direct
1h 35m
BHD - SOU
Eastern Airways
£140
Travel2Be

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Northern Ireland</span> to <span class="emphasized">Portsmouth</span> flights.

Flight FAQs

From Northern Ireland to Portsmouth

Which airlines flying from Northern Ireland to Portsmouth have flexible cancellations due to COVID-19?

Some of our airline partners flying from Northern Ireland to Portsmouth have new flexible policies in place due to COVID-19. Eastern Airways, Flybe, and KLM are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Eastern Airways with this kind of flexibility.

Can I find flights from Northern Ireland to Portsmouth for under £200 on Cheapflights?

Yes, there are multiple flights from Northern Ireland to Portsmouth for under £200. The cheapest flight booked recently is on Eastern Airways for just £144, but on average you can expect to pay £186.

Are there nonstop flights from Northern Ireland to Portsmouth for under £200 on Cheapflights?

Cheapflights has at least 13 direct flights from Northern Ireland to Portsmouth under £200. A good price for a nonstop flight from Northern Ireland to Portsmouth is less than £178.

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

For one-way options, check prices for Eastern Airways. According to our data, you can fly for as low as £77. Users have also found prices from £116 and £134 on Hahn Air and KLM, respectively.

What are the most popular airlines that fly from Northern Ireland to Portsmouth?

The most popular airlines flying from Northern Ireland to Portsmouth are British Airways, Flybe and Aer Lingus. Something to consider prior to booking your flight.

What are the cheapest flights from Northern Ireland to Portsmouth?

Looking for the cheapest flight from Northern Ireland to Portsmouth? While on average our users pay £72, our data indicates the cheapest price to be £41. The most popular route (Belfast City - Southampton Eastleigh), is priced around £144.

Arrival points for flights from Northern Ireland to Portsmouth

Select to see more specific information for flights to Portsmouth from all departure points in Northern Ireland.

Destination information for Portsmouth

Things to know before you go - useful duration and weather info for your trip from Northern Ireland to Portsmouth.
Flight duration from Northern Ireland to Portsmouth
1h 35m
Average temperature for May in Portsmouth
17.0 °C

Airports servicing

Airports servicing Portsmouth

Top 10 airlines flying from Northern Ireland to Portsmouth

The chart below displays the airlines Cheapflights users travelling from Northern Ireland to Portsmouth choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair
£21 £85 No cancel fee N/A
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easyJet
£52 £94 No cancel fee 86%
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Flybe
£73 £154 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Flybe. Please check directly on their website for additional information.

Search Flybe flights
Aer Lingus
£75 £141 No cancel fee N/A
Search Aer Lingus flights
Bakhtar Afghan Airline
£76 £132 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Bakhtar Afghan Airline. Please check directly on their website for additional information.

Search Bakhtar Afghan Airline flights
British Airways
£80 £141 No cancel fee 70%
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Loganair
£89 £171 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Loganair. Please check directly on their website for additional information.

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BA CityFlyer
£102 £145 No cancel fee 82%

We couldn't confirm the COVID-19 safety measures taken by BA CityFlyer. Please check directly on their website for additional information.

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Eastern Airways
£153 £207 No cancel fee 81%

We couldn't confirm the COVID-19 safety measures taken by Eastern Airways. Please check directly on their website for additional information.

Search Eastern Airways flights
KLM
£166 £202 No cancel fee 75%
Search KLM flights
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