Cheap flights from Portsmouth to London

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Southampton (SOU)
London (LON)
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How to find the cheapest flight from
Portsmouth (SOU) to London (LON)

What is the cheapest day to fly return from Portsmouth to London?

Saturday flights are generally found to be more expensive for flights from Portsmouth to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

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

Find a great deal and save up to 37% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portsmouth to London within the next two weeks, with the cheapest ticket starting at £82.

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

Flights from Portsmouth to London lean towards being more expensive in December. Prices are generally better when you fly from Portsmouth to London in March, with the cheapest ticket starting at £47.

When is the cheapest time to fly from Portsmouth to London (SOU - LON)?

Unlike in the morning, when flights are generally more expensive, you can save up to 24% on flights from Portsmouth to London by exploring options for tickets in the evening.

Portsmouth to London 2021 flight deals

1 Sep - 8 Sep
£252pp
SOU
Southampton Eastleigh
British Airways
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
British Airways
 
1 STOP
SOU
Southampton Eastleigh
9 Aug - 10 Aug
£299pp
SOU
Southampton Eastleigh
British Airways
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
British Airways
 
1 STOP
SOU
Southampton Eastleigh
9 Aug - 10 Aug
£311pp
SOU
Southampton Eastleigh
British Airways
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
British Airways
 
1 STOP
SOU
Southampton Eastleigh

One-way flights to London from Portsmouth

06:15 - 05:10
Multiple Airlines
1 stop
22h 55m
SOU - LHR
Multiple Airlines
£92
Kiwi.com
04:20 - 15:50
Multiple Airlines
1 stop
11h 30m
SOU - LGW
Multiple Airlines
£144
Gotogate
09:30 - 10:20
Multiple Airlines
1 stop
24h 50m
SOU - LHR
Multiple Airlines
£161
Kiwi.com

Related info for your journey

Flight FAQs

From Portsmouth to London

Are flight prices decreasing from Southampton to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Southampton Eastleigh to London have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Flybe and AccesRail flying from Southampton Eastleigh to London have implemented new flexible cancellation policies.

Can I find flights from Portsmouth to London for under £291 on Cheapflights?

Yes, there are multiple flights from Portsmouth to London for under £291. The cheapest flight booked recently is on British Airways for just £252, but on average you can expect to pay £299.

Are there direct flights from Portsmouth to London for under £218 on Cheapflights?

There are no direct flights from Portsmouth to London, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Is Southampton weather warmer or cooler than London?

Our data indicates that the weather will be 23 °C on average in the month of July. The temperature in London is typically hotter than in Southampton. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from Portsmouth to London?

Airlines like British Airways and Loganair fly from Portsmouth to London in about 3h 55m. The time it takes to get you to your destination can typically vary by up to 13h 30m. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Portsmouth to London return?

Cheapflights users have booked flights from Portsmouth to London from £252 return. Another airline that can offer you cheap pricing is Loganair.

Alternative routes for Portsmouth to London

Destination information for London

Average temperature for April in London
15.0 °C
Avg rainfall for April in London
43.0 mm

Airports servicing Southampton

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)
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