Cheap flights from London to Portsmouth

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

All the information you need to plan the best LON to PSM flight in 2022: compare London to Portsmouth flight prices with the expected peak season, weather and rainfall in Portsmouth.
What is the cheapest month to fly from London to Portsmouth, New Hampshire?

The best pricing can be found in the month of November. Prices to Portsmouth, New Hampshire from London average £308. You can even find prices in November for less than £308, as users have found deals to Portsmouth, New Hampshire from as low as £221. The month of July appears to be one of the more expensive times to travel to Portsmouth, New Hampshire from London. Flying in the targeted month can save you up to 45%.

When is the cheapest time to fly from London to Portsmouth, New Hampshire (LON - PSM)?

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

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

Users have found that booking a flight from London to Portsmouth, New Hampshire at least 61 days early can save you up to 54% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from London to Portsmouth, New Hampshire for as little as £367 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £470 for flights departing within the next 3 days.

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

Departing on a Thursday is a good option for securing a great price. You can expect to save up to 126% when planning your travel around this day of the week.

Related info for your journey

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

Flight FAQs

From London to Portsmouth

What airport do you fly into for flights to Portsmouth from London?

If you book a flight to Portsmouth from London, you will be flying to Pease Intl, which is the city’s only airport. Portsmouth Pease Intl (PSM) is located 3.2 mi from the centre of Portsmouth. There are 0 flights from London to Pease Intl per day from 0 different airlines.

COVID Restrictions

View COVID Travel Restrictions for Portsmouth, NH

Do I need a COVID test to fly to Portsmouth from London?

Information is based on travel restrictions from London to Portsmouth Pease Intl

Most visitors from London need to provide a negative COVID-19 test result and/or quarantine to enter Portsmouth Pease Intl.

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Portsmouth Pease Intl.

Quarantine requirements
Visitors from London are not required to quarantine after entering Portsmouth Pease Intl.

Do I need a test to fly back to London from Portsmouth?

Returning to London from Portsmouth Pease Intl

COVID-19 testing requirements
Visitors from Portsmouth Pease Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 2 days hours before departing to London.

Quarantine requirements
Visitors from Portsmouth Pease Intl are not required to quarantine after entering London.

Hide COVID Travel Restrictions for Portsmouth, NH

Destination information for Portsmouth

Things to know before you go - useful duration and weather info for your trip from London to Portsmouth.
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Airports servicing London

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

Airports servicing Portsmouth

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