Cheap flights from Portsmouth to London

Return
Economy
Wichita (ICT)
London (LON)
Depart
Return
Any month
Compare vs Cheapflights |

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

All the information you need to plan the best null to LON flight in 2021: compare Portsmouth to London flight prices with the expected peak season, weather and rainfall in London.
What is the cheapest month to fly from Portsmouth to London?

Our data shows that August tends to be the cheapest month to fly to London from Portsmouth. Users have commonly found prices around £59 for the month, but tickets can be as low as £43. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Portsmouth to London (P0R - LON)?

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

Cheap flights from Portsmouth to London in September, October 2021

The best prices found for Portsmouth to LON flights in September, October
4 Oct - 11 Oct
£212pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
LTN
London Luton
LTN
London Luton
Multiple Airlines
 
1 STOP
SOU
Southampton Eastleigh
4 Oct - 11 Oct
£218pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SOU
Southampton Eastleigh
27 Sep - 30 Sep
£219pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SOU
Southampton Eastleigh

Portsmouth to London 2021 flight deals

Cheap flights to London from Portsmouth found for this year
4 Oct - 11 Oct
£212pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
LTN
London Luton
LTN
London Luton
Multiple Airlines
 
1 STOP
SOU
Southampton Eastleigh
4 Oct - 11 Oct
£218pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SOU
Southampton Eastleigh
27 Sep - 30 Sep
£219pp
SOU
Southampton Eastleigh
Multiple airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SOU
Southampton Eastleigh

Last-minute flights from Portsmouth to London

Late deals on return flights to London from Portsmouth, departing today and this week
1 Oct - 15 Oct
£262pp
SOU
Southampton Eastleigh
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
SOU
Southampton Eastleigh
2 Oct - 3 Oct
£747pp
SOU
Southampton Eastleigh
Multiple airlines
 
1 STOP
LCY
London City
LCY
London City
Multiple Airlines
 
1 STOP
SOU
Southampton Eastleigh
2 Oct - 3 Oct
£1,886pp
SOU
Southampton Eastleigh
Multiple airlines
 
1 STOP
LCY
London City
LCY
London City
Multiple Airlines
   
2 STOPS
SOU
Southampton Eastleigh

One-way flights to London from Portsmouth

The cheapest one-way flights from Portsmouth to London
03:20 - 10:00
Multiple Airlines
1 stop
6h 40m
SOU - LHR
Multiple Airlines
£84
Kiwi.com
09:20 - 11:35
Multiple Airlines
1 stop
26h 15m
SOU - LGW
Multiple Airlines
£87
Kiwi.com
04:20 - 17:50
Multiple Airlines
1 stop
13h 30m
SOU - LGW
Multiple Airlines
£100
Kiwi.com

Related info for your journey

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

Flight FAQs

From Portsmouth to London

Which airlines flying from Portsmouth 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 Portsmouth to London have implemented new flexible cancellation policies.

Are flight prices decreasing from Portsmouth 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 Portsmouth 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.

Can I find flights from Portsmouth to London for under £300 on Cheapflights?

Yes, there are multiple flights from Portsmouth to London for under £300. The cheapest flight booked recently is on Multiple Airlines for just £212, but on average you can expect to pay £252.

Are there last-minute flights available from Portsmouth to London for under £300?

There are currently 3+ open flights from Portsmouth to London within the next 7 days for less than £300.

What are the most popular routes from Portsmouth to London?

The most popular flight routes from Portsmouth to London are Southampton Eastleigh - London Heathrow, Southampton Eastleigh - London Gatwick and Southampton Eastleigh - London Stansted.

Alternative routes for Portsmouth to London

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

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Portsmouth to London.
Average temperature for September in London
20.0 °C
Avg rainfall for September in London
49.0 mm

Airports servicing Portsmouth

Airports servicing London

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

Hourly flight availability from Portsmouth to London

See what time of day planes typically take off from Portsmouth towards London.
Afternoon Midday to 6 PM 39% of flight departures
Morning 6 AM to midday 36% of flight departures
Evening 6 PM to midnight 22% of flight departures
Early morning Midnight to 6 AM 3% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Portsmouth to London
See how many times per day planes take to the skies headed from Portsmouth to London.
Sunday
12 daily flights
Monday
12 daily flights
Tuesday
12 daily flights
Wednesday
12 daily flights
Thursday
12 daily flights
Friday
12 daily flights
Saturday
12 daily flights
Home Europe United Kingdom England London Cheap flights from Portsmouth to London
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First