Cheap flights from Belfast Intl to Portsmouth

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How to find the cheapest flight from
Belfast Intl (BFS) to Portsmouth

All the information you need to plan the best BFS to LHR flight in 2022: compare Belfast Intl to Portsmouth flight prices with the expected peak season, weather and rainfall in Portsmouth.
BFS - P0R
Price
£141 - £236

Popular in

July

High demand for flights, 25% potential price rise

Cheapest in

October

Best time to find cheap flights, 20% potential price drop

Average price

£123

Average for round-trip flights in May 2022

Round-trip from

£114

From Belfast Intl to Portsmouth

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Belfast Intl Airport to Portsmouth?

March can be a great time to fly to Portsmouth from Belfast Intl Airport with a flight ticket averaging about £91. Cheapflights users have found deals in the month of March for as cheap as £48. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Belfast Intl Airport to Portsmouth (BFS - P0R)?

When flying from Belfast Intl Airport 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 Belfast Intl Airport to Portsmouth?

Travelers have found it’s best to book a flight 57 days in advance to save up to 52% 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 57 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 Intl Airport to Portsmouth 1-2 weeks in advance for as low as £100, or £131 for flights within the next 24 hours.

Cheap flights from Belfast Intl to Portsmouth in May, June 2022

The best prices found for BFS to Portsmouth flights in May, June
31 May - 7 Jun
£238pp
BFS
Belfast Intl
Multiple airlines
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
3 Jun - 6 Jun
£261pp
BFS
Belfast Intl
Multiple airlines
   
2 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
31 May - 7 Jun
£262pp
BFS
Belfast Intl
Multiple airlines
   
2 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl

Belfast Intl to Portsmouth 2022 flight deals

Cheap flights to Portsmouth from Belfast Intl found for this year
31 May - 7 Jun
£238pp
BFS
Belfast Intl
Multiple airlines
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
31 Oct - 4 Nov
£248pp
BFS
Belfast Intl
Multiple airlines
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
3 Jun - 6 Jun
£261pp
BFS
Belfast Intl
Multiple airlines
   
2 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl

Last-minute flights from Belfast Intl to Portsmouth

Late deals on return flights to Portsmouth from Belfast Intl, departing today and this week
27 May - 30 May
£318pp
BFS
Belfast Intl
Multiple airlines
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
28 May - 30 May
£333pp
BFS
Belfast Intl
Multiple airlines
 
1 STOP
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl
28 May - 30 May
£483pp
BFS
Belfast Intl
Multiple airlines
   
2 STOPS
SOU
Southampton Eastleigh
SOU
Southampton Eastleigh
Multiple Airlines
 
1 STOP
BFS
Belfast Intl

One-way flights to Portsmouth from Belfast Intl

The cheapest one-way flights from Belfast Intl to Portsmouth
08:10 - 15:15
Multiple Airlines
1 stop
7h 05m
BFS - SOU
Multiple Airlines
£134
Kiwi.com
15:35 - 04:10
Multiple Airlines
1 stop
12h 35m
BFS - SOU
Multiple Airlines
£143
Kiwi.com
16:15 - 04:10
Multiple Airlines
1 stop
11h 55m
BFS - SOU
Multiple Airlines
£147
Kiwi.com

Related info for your journey

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

Flight FAQs

From Belfast Intl to Portsmouth

Which airlines flying from Belfast Intl to Portsmouth have flexible cancellations due to COVID-19?

Eastern Airways, Flybe, and KLM are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Belfast Intl Airport to Portsmouth for under £300 on Cheapflights?

Yes, there are multiple flights from Belfast Intl Airport to Portsmouth for under £300. The cheapest flight booked recently is on Multiple Airlines for just £248, but on average you can expect to pay £312.

Are there last-minute flights available from Belfast Intl Airport to Portsmouth for under £400?

There are currently 3+ open flights from Belfast Intl Airport to Portsmouth within the next 7 days for less than £400.

What are the most popular airlines that fly from Belfast Intl Airport to Portsmouth?

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

What are the cheapest flights from Belfast Intl Airport to Portsmouth?

Looking for the cheapest flight from Belfast Intl Airport to Portsmouth? While on average our users pay £71, our data indicates the cheapest price to be £41. The most popular route (Belfast Intl - Southampton Eastleigh), is priced around £143.

Alternative routes for Belfast Intl to Portsmouth

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

Destination information for Portsmouth

Things to know before you go - useful duration and weather info for your trip from Belfast Intl to Portsmouth.
Average temperature for May in Portsmouth
17.0 °C

Airports servicing Belfast

Airports servicing Portsmouth

Top 7 airlines flying from Belfast Intl to Portsmouth

The chart below displays the airlines Cheapflights users travelling from Belfast Intl 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 £89 No cancel fee N/A
Search Ryanair flights
easyJet
£52 £97 No cancel fee 86%
Search easyJet flights
Flybe
£72 £153 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 £140 No cancel fee N/A
Search Aer Lingus flights
British Airways
£79 £137 No cancel fee 70%
Search British Airways flights
Eastern Airways
£151 £205 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
£164 £197 No cancel fee 75%
Search KLM flights

Hourly flight availability from Belfast Intl to Portsmouth

See what time of day planes typically take off from Belfast Intl towards Portsmouth.
Afternoon Midday to 6 PM 39% of flight departures
Evening 6 PM to midnight 23% of flight departures
Morning 6 AM to midday 22% of flight departures
Early morning Midnight to 6 AM 16% of flight departures
Midnight
6 AM
Noon
6 PM
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