Find flights
When to book

Cheap flights from Portsmouth to London Gatwick Airport from £90

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LGW
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Gatwick
Explore the most affordable flight options available from Portsmouth to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Mon 11/519:20
SOU
-
LGW
1 stop13h 10m
Multiple Airlines
Thu 14/516:35
LGW
-
SOU
1 stop16h 10m
Multiple Airlines
Deal found 27/4£135
Tue 2/618:10
SOU
-
LGW
1 stop16h 20m
Multiple Airlines
Thu 4/614:45
LGW
-
SOU
2 stops16h 40m
Multiple Airlines
Deal found 29/4£152
Sun 24/517:20
SOU
-
LGW
1 stop14h 35m
Multiple Airlines
Sun 31/521:35
LGW
-
SOU
1 stop11h 05m
Multiple Airlines
Deal found 26/4£159
Mon 11/519:20
SOU
-
LGW
1 stop11h 40m
Multiple Airlines
Fri 15/514:55
LGW
-
SOU
1 stop4h 35m
Multiple Airlines
Deal found 26/4£161
Fri 12/619:30
SOU
-
LGW
1 stop13h 00m
Multiple Airlines
Fri 19/618:25
LGW
-
SOU
1 stop12h 55m
Multiple Airlines
Deal found 28/4£174
Tue 12/518:10
SOU
-
LGW
1 stop15h 45m
Multiple Airlines
Fri 15/522:00
LGW
-
SOU
1 stop21h 30m
Multiple Airlines
Deal found 28/4£176
Sun 10/520:00
SOU
-
LGW
1 stop11h 55m
Multiple Airlines
Thu 14/518:25
LGW
-
SOU
2 stops14h 20m
Multiple Airlines
Deal found 25/4£179

Find flight deals from Portsmouth to Gatwick

Keep the following information in mind while searching for Portsmouth to Gatwick flight deals. Data was last updated 29 April 2026.

Round-trip from

£135

One-way from

£90
11/5-14/5
  • 11/5-14/5
  • 2 total stops
  • 29h 20m total
  • Portsmouth to London
Search Deals
easyJet
  • easyJet
  • 31/5
  • 1 total stop
  • 14h 00m total
  • Portsmouth to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Gatwick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Portsmouth to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Mon 11/5

19:20-08:30

1 stop13h 10m

London Gatwick

Thu 14/5

16:35-08:45

1 stop16h 10m

£135

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 2/6

18:10-10:30

1 stop16h 20m

London Gatwick

Thu 4/6

13:10-19:30

1 stop6h 20m

£155
Fastest return journey

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Mon 11/5

19:20-07:00

1 stop11h 40m

London Gatwick

Fri 15/5

14:55-19:30

1 stop4h 35m

£161

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 12/6

19:30-08:30

1 stop13h 00m

London Gatwick

Fri 19/6

18:25-07:20

1 stop12h 55m

£174

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 10/5

20:00-07:55

1 stop11h 55m

London Gatwick

Thu 14/5

18:25-08:45

2 stops14h 20m

£179

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 11/9

12:20-22:35

1 stop10h 15m

London Gatwick

Tue 15/9

20:35-10:15

2 stops13h 40m

£195

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 23/5

20:05-07:25

1 stop11h 20m

London Gatwick

Sat 30/5

08:50-19:30

1 stop10h 40m

£227

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 16/5

20:00-08:15

1 stop12h 15m

London Gatwick

Thu 21/5

13:10-19:30

1 stop6h 20m

£235

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 24/5

08:55-22:35

1 stop13h 40m

London Gatwick

Sun 31/5

21:45-11:50

2 stops14h 05m

£242

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Wed 12/8

08:00-11:20

1 stop3h 20m

London Gatwick

Wed 12/8

16:25-07:30

1 stop15h 05m

£311

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Portsmouth with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to London Gatwick Airport

What is the cheapest time of day to fly from P0R to LGW?

Find hourly flight availability from Portsmouth to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2026.

When flying from Portsmouth to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Portsmouth to Gatwick that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Gatwick.

  • Can I find deals for business class flights from Portsmouth to Gatwick?

    Yes. Cheapflights offers flight deals from Portsmouth to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
Edinburgh to Heathrow flights
Edinburgh to Gatwick flights
Edinburgh to Stansted flights
Edinburgh to Luton flights
Edinburgh to London City flights
Newcastle upon Tyne to Heathrow flights
Manchester to London City flights
Manchester to Gatwick flights
Manchester to Stansted flights
Manchester to Heathrow flights
Manchester to Luton flights
Heathrow to Gatwick flights
Newcastle upon Tyne to London City flights
Newquay to Heathrow flights
Newcastle upon Tyne to Luton flights
Newcastle upon Tyne to Gatwick flights
Newcastle upon Tyne to Stansted flights
Newquay to London City flights
Birmingham to Heathrow flights
Manchester to Southend flights
Gatwick to Heathrow flights
Newquay to Stansted flights
Birmingham to London City flights
Newquay to Luton flights
Birmingham to Gatwick flights
Leeds to Heathrow flights
Edinburgh to Southend flights
Birmingham to Stansted flights
Birmingham to Luton flights
Newcastle upon Tyne to Southend flights
Liverpool to Heathrow flights
Newquay to Gatwick flights
Liverpool to Stansted flights
Liverpool to Luton flights
Liverpool to Gatwick flights
Southampton to London City flights
Liverpool to London City flights
Leeds to London City flights
Southampton to Gatwick flights
Leeds to Gatwick flights
Bristol to Gatwick flights
Leeds to Luton flights
Leeds to Stansted flights
Darlington to Heathrow flights
Exeter to Luton flights
Exeter to Heathrow flights
Bristol to Heathrow flights
Exeter to London City flights
Bristol to Luton flights
Exeter to Gatwick flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Gatwick?

Cheapflights helps you search for flights from Portsmouth to Gatwick via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Gatwick?

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Gatwick for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portsmouth to Gatwick with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Gatwick flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portsmouth to Gatwick become cheaper?

Yes! Start tracking prices for Portsmouth to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.