How does KAYAK find such low prices on flights from Portsmouth to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to London. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Portsmouth to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Portsmouth with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£60 CHEAP FLIGHTS from Portsmouth to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

...and more

Travellers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest return fare

£147

Multiple Airlines

Thu 15/1Mon 19/1

SOU - LGW • 1 stop

Cheapest one-way flight

£60

easyJet

Tue 3/3

SOU - LGW • 1 stop

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to London!

Flight Deals

Cheap Flights from Portsmouth to London

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portsmouth to London that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Portsmouth to London

Thu, 15 Jan - Mon, 19 Jan

17:55 - 22:10

SOU

LGW

4h 15m1 stop

21:30 - 11:55

LGW

SOU

14h 25m1 stop

£147Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

17:55 - 08:35

SOU

STN

14h 40m1 stop

21:45 - 11:55

STN

SOU

14h 10m1 stop

£147Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

17:55 - 08:15

SOU

LTN

14h 20m1 stop

21:55 - 14:50

LTN

SOU

16h 55m2 stops

£157Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

17:55 - 08:15

SOU

LTN

14h 20m1 stop

06:20 - 14:00

LTN

SOU

7h 40m1 stop

£163easyJet

Thu, 15 Jan - Mon, 19 Jan

09:00 - 13:50

SOU

LHR

4h 50m1 stop

06:30 - 17:05

LHR

SOU

10h 35m1 stop

£258KLM

Tue, 19 May - Sat, 4 Jul

09:05 - 17:35

SOU

LHR

8h 30m1 stop

06:30 - 17:00

LHR

SOU

10h 30m1 stop

£262KLM

Thu, 15 Jan - Mon, 19 Jan

15:00 - 07:10

SOU

LHR

16h 10m1 stop

12:55 - 17:30

LHR

SOU

4h 35m1 stop

£284British Airways

Mon, 26 Jan - Wed, 28 Jan

12:00 - 17:30

SOU

LHR

5h 30m1 stop

07:00 - 17:30

LHR

SOU

10h 30m1 stop

£293British Airways

Mon, 26 Jan - Wed, 28 Jan

19:35 - 11:15

SOU

LGW

15h 40m1 stop

08:35 - 19:05

LGW

SOU

10h 30m1 stop

£304Aurigny Air

Fri, 26 Dec - Tue, 30 Dec

08:00 - 11:15

SOU

LGW

3h 15m1 stop

19:40 - 07:30

LGW

SOU

11h 50m1 stop

£477Aurigny Air

Useful Info

Low season	October
High season	January
Cheapest flight	£60

Best time to beat the crowds (6% less expensive on average)

Most popular time to fly and prices are also 2% lower on average.

Flight from Southampton to London Gatwick Airport

When to book flights from Portsmouth to London

Are your dates flexible? Find out the best times to travel from Portsmouth to London based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

How does KAYAK find such low prices on flights from Portsmouth to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Portsmouth to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Portsmouth with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Portsmouth to London

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Portsmouth

First Class flights to Londonfrom £264

Business Class flights to Londonfrom £172

Prem Econ Class flights to Londonfrom £193

Economy class flights to Londonfrom £11

£60 Find Cheap Flights from Portsmouth to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

Everything you should know

Cheap Flights from Portsmouth to London

Recent return flight deals from Portsmouth to London

Recent one-way flight deals from Portsmouth to London

Recent last minute flight deals from Portsmouth to London

Good to know - Cheap tickets from Portsmouth to London

When to book flights from Portsmouth to London

FAQs for booking flights from Portsmouth to London

How does KAYAK find such low prices on flights from Portsmouth to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Portsmouth to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London with an airline and back to Portsmouth with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Portsmouth to London

Cabin class types available on flights to Portsmouth

Complete your trip to London with a hotel stay or car hire

Find direct flights for London

Flights to other popular destinations

Flights from domestic origins to Portsmouth

Choose which airport to fly into in Portsmouth

Find deals for your return flight