Cheap flights from London to Portsmouth
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How to find the cheapest flight from
London (LON) to Portsmouth (PSM)
What is the cheapest day to fly return from London to Portsmouth?
Thursday is generally a great day to depart. Flying on this day could help you save up to 44%.
How far in advance should I book a flight from London to Portsmouth?
Find a great deal and save up to 54% by booking at least 61 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 London to Portsmouth within the next two weeks, with the cheapest ticket starting at £376.
What is the cheapest month to fly from London to Portsmouth?
The best pricing can be found in the month of November. Prices to Portsmouth from London average £315. You can even find prices in November for less than £315, as users have found deals to Portsmouth from as low as £226. The month of July appears to be one of the more expensive times to travel to Portsmouth from London. Flying in the targeted month can save you up to 45%.
When is the cheapest time to fly from London to Portsmouth (LON - PSM)?
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.