£80 Find Cheap Flights from Portsmouth to London – Compare and Save

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portsmouth to London departing on 14/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£80
Lufthansa
Mon 14/9Mon 21/9
SOU - LHR • Direct
Cheapest one-way flight
£88
Multiple Airlines
Wed 25/11
SOU - STN • 1 stop
Direct flights
Every day
You can fly direct with Wizz Air, Norwegian, and others. Average duration is 0
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
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Flight Deals
Useful Info
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.

Recent return flight deals from Portsmouth to London

Mon, 14 Sep - Mon, 21 Sep
Lufthansa Logo
13:15 - 15:10
SOU
-
LHR
1h 55mdirect
Lufthansa Logo
09:30 - 11:20
LHR
-
SOU
1h 50mdirect
£80Lufthansa
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 19:25
SOU
-
STN
24h 05m
2 stops
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£101Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 10:35
SOU
-
STN
15h 15m
1 stop
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£102Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 10:35
SOU
-
STN
15h 15m
1 stop
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£103Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
20:40 - 07:20
SOU
-
STN
10h 40m
1 stop
Multiple Airlines Logo
07:10 - 12:50
STN
-
SOU
5h 40m
1 stop
£104Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
20:40 - 07:20
SOU
-
STN
10h 40m
1 stop
Multiple Airlines Logo
07:10 - 12:50
STN
-
SOU
5h 40m
1 stop
£105Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 19:25
SOU
-
STN
24h 05m
2 stops
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£106Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 19:25
SOU
-
STN
24h 05m
2 stops
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£107Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 11:00
SOU
-
LTN
15h 40m
1 stop
Multiple Airlines Logo
19:50 - 10:15
LTN
-
SOU
14h 25m
2 stops
£111Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:20 - 07:30
SOU
-
STN
12h 10m
1 stop
Multiple Airlines Logo
19:20 - 10:15
STN
-
SOU
14h 55m
1 stop
£111Multiple Airlines
Useful Info

Good to know - Cheap tickets from Portsmouth to London

Low season

February

Cheapest flight

£80
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly and prices are also 6% lower on average.
Flight from Southampton to London Heathrow 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

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

Cabin classes available on flights to Portsmouth. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Londonfrom £263
Business Class flights to Londonfrom £36
Premium Economy Class flights to Londonfrom £192
Economy class flights to Londonfrom £11