Cheap flights from London to Portsmouth
The best prices from London to Portsmouth are usually found in March or May, booked 36 days in advance, depart on a Thursday or Friday and return on a Saturday
How to find the cheapest flight from London to Portsmouth
All the information you need to plan the best LON to P0R flight in 2021: compare London to Portsmouth flight prices with the expected peak season, weather and rainfall in Portsmouth.
LON - P0R | Price | £77 - £304 |
Popular in
June
High demand for flights, 39% potential price rise
Cheapest in
March
Best time to find cheap flights, 59% potential price drop
Average price
£161
Average for round-trip flights in October 2021
Round-trip from
£56
From London (LON) to Portsmouth
What is the cheapest month to fly from London to Portsmouth?
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, August can be a great choice for travel to Portsmouth. Flights to Portsmouth from London in August are about £58 on average during August, but can be found for as low as £42.
When is the cheapest time to fly from London to Portsmouth (LON - P0R)?
When flying from London 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.
Cheap flights from London to Portsmouth in October, November 2021
The best prices found for LON to Portsmouth flights in October, November
London Luton
Southampton Eastleigh
2 stops
12h 45mSouthampton Eastleigh
London Luton
1 stop
6h 25mMultiple Airlines
London Luton
Southampton Eastleigh
1 stop
20h 55mSouthampton Eastleigh
London Luton
1 stop
6h 25mMultiple Airlines
London Gatwick
Southampton Eastleigh
1 stop
8h 10mSouthampton Eastleigh
London Gatwick
1 stop
4h 30mMultiple Airlines
London to Portsmouth 2021 flight deals
Cheap flights to Portsmouth from London found for this year
London Luton
Southampton Eastleigh
1 stop
7h 00mSouthampton Eastleigh
London Luton
1 stop
6h 25mMultiple Airlines
London Luton
Southampton Eastleigh
1 stop
7h 00mSouthampton Eastleigh
London Luton
1 stop
6h 25mMultiple Airlines
London Luton
Southampton Eastleigh
2 stops
20h 55mSouthampton Eastleigh
London Luton
1 stop
6h 25mMultiple Airlines
Last-minute flights from London to Portsmouth
Late deals on return flights to Portsmouth from London, departing today and this week
London Stansted
Southampton Eastleigh
1 stop
10h 30mSouthampton Eastleigh
London Stansted
2 stops
29h 25mMultiple Airlines
London Gatwick
Southampton Eastleigh
1 stop
8h 10mSouthampton Eastleigh
London Gatwick
2 stops
24h 00mMultiple Airlines
London Luton
Southampton Eastleigh
1 stop
10h 30mSouthampton Eastleigh
London Luton
1 stop
9h 30mMultiple Airlines
One-way flights to Portsmouth from London
The cheapest one-way flights from London to Portsmouth
London Luton
Southampton Eastleigh
2 stops
32h 50mMultiple Airlines
London Gatwick
Southampton Eastleigh
1 stop
11h 05measyJet
London Luton
Southampton Eastleigh
3 stops
47h 55mMultiple Airlines
Related info for your journey
Useful info, stats and facts about London to Portsmouth flights.
Which airlines flying from London to Portsmouth have flexible cancellations due to COVID-19?
Some of the carriers operating flights from London to Portsmouth that may be offering flexible cancellation policies are Flybe and AccesRail. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
Can I find flights from London to Portsmouth for under £200 on Cheapflights?
Yes, there are multiple flights from London to Portsmouth for under £200. The cheapest flight booked recently is on Multiple Airlines for just £163, but on average you can expect to pay £201.
Are there last-minute flights available from London to Portsmouth for under £300?
There are currently 20+ open flights from London to Portsmouth within the next 7 days for less than £300.
What are the cheapest airlines to fly from London to Portsmouth one-way?
For one-way options, check prices for easyJet. According to our data, you can fly for as low as £76. Users have also found prices from £155 and £282 on easyJet and KLM, respectively.
What are the most popular routes from London to Portsmouth?
While some choose either London Gatwick - Southampton Eastleigh or London Heathrow - Southampton Eastleigh, London City - Southampton Eastleigh is the most popular route from London to Portsmouth.
Other flights from London
Alternative routes for London to Portsmouth
See prices for flight routes from nearby airports that may be better suited for you.
Hourly flight availability from London to Portsmouth
See what time of day planes typically take off from London to Portsmouth
| 4%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 35%of flight departures | Morning6 am to noon |
| 39%of flight departures | AfternoonNoon to 6 pm |
| 22%of flight departures | Evening6 pm to midnight |
Weekly flight availability from London to Portsmouth
See how many times per day planes take to the skies headed from London to Portsmouth
| Sunday | 0daily flights |
|---|---|
| Monday | 12daily flights |
| Tuesday | 12daily flights |
| Wednesday | 12daily flights |
| Thursday | 12daily flights |
| Friday | 12daily flights |
| Saturday | 12daily flights |