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Cheap flights from Portsmouth to London Gatwick Airport from £97

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LGW
1 May — 8 May1
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 1 April 2026.

Sat 25/407:50
SOU
-
LGW
2 stops11h 05m
Multiple Airlines
Sat 2/518:40
LGW
-
SOU
1 stop13h 15m
Multiple Airlines
Deal found 28/3£126
Mon 20/420:40
SOU
-
LGW
1 stop11h 55m
Multiple Airlines
Sun 26/408:55
LGW
-
SOU
1 stop7h 55m
Multiple Airlines
Deal found 28/3£140
Sat 11/420:00
SOU
-
LGW
1 stop12h 15m
Multiple Airlines
Wed 15/409:45
LGW
-
SOU
2 stops22h 50m
Multiple Airlines
Deal found 27/3£148
Sat 25/412:15
SOU
-
LGW
1 stop20h 15m
easyJet
Sat 2/519:25
LGW
-
SOU
1 stop12h 30m
easyJet
Deal found 28/3£148
Sun 26/417:20
SOU
-
LGW
1 stop14h 35m
Multiple Airlines
Sun 3/508:55
LGW
-
SOU
1 stop7h 55m
Multiple Airlines
Deal found 29/3£151
Sat 16/519:40
SOU
-
LGW
1 stop12h 50m
Multiple Airlines
Sat 23/520:20
LGW
-
SOU
1 stop12h 15m
Multiple Airlines
Deal found 1/4£151
Fri 24/412:20
SOU
-
LGW
1 stop10h 15m
Multiple Airlines
Sun 26/408:55
LGW
-
SOU
1 stop7h 55m
Multiple Airlines
Deal found 1/4£163

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 1 April 2026.

Round-trip from

£126

One-way from

£97
25/4-2/5
  • 25/4-2/5
  • 3 total stops
  • 24h 20m total
  • Portsmouth to London
Search Deals
12/6
  • 12/6
  • 1 total stop
  • 16h 45m 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 1 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 20/4

20:40-08:35

1 stop11h 55m

London Gatwick

Sun 26/4

08:55-16:50

1 stop7h 55m

£140

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 11/4

20:00-08:15

1 stop12h 15m

London Gatwick

Wed 15/4

09:45-08:35

2 stops22h 50m

£148

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 25/4

12:15-08:30

1 stop20h 15m

London Gatwick

Sat 2/5

19:25-07:55

1 stop12h 30m

£148

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 16/5

19:40-08:30

1 stop12h 50m

London Gatwick

Sat 23/5

20:20-08:35

1 stop12h 15m

£151

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Wed 13/5

09:20-15:10

1 stop5h 50m

London Gatwick

Wed 20/5

09:45-19:30

1 stop9h 45m

£176

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 24/4

12:20-22:35

1 stop10h 15m

London Gatwick

Sun 26/4

20:05-12:05

2 stops16h 00m

£194

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 28/4

12:35-22:25

1 stop9h 50m

London Gatwick

Tue 5/5

09:40-19:30

1 stop9h 50m

£260
Fastest return journey

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 30/4

08:00-15:45

1 stop7h 45m

London Gatwick

Mon 4/5

08:35-11:50

1 stop3h 15m

£353

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 28/4

08:00-18:30

1 stop10h 30m

London Gatwick

Tue 5/5

19:40-07:30

1 stop11h 50m

£353
Cheapest one-way

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 12/6

19:30-12:15

1 stop16h 45m

£97

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 11 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 1 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.

  • How long is the flight from Portsmouth to London Gatwick Airport?

    For as low as £148, easyJet can have you in London Gatwick Airport from Portsmouth in 20h 15m. There are 53 mi between Portsmouth and London Gatwick Airport.

  • 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.

See more FAQs

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
Gatwick
Slough
Ilford
Luton
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Romford
Eastbourne
Bedford
Chelmsford
Ipswich
Southend-on-Sea

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Alternative routes for Portsmouth to Gatwick

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Fly with Cheapflights

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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.

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