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Cheap flights from Portsmouth to London Gatwick Airport from £75

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LGW
10 Mar — 17 Mar1
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 8 February 2026.

Tue 10/309:20
SOU
-
LGW
1 stop12h 55m
easyJet
Tue 17/318:35
LGW
-
SOU
1 stop14h 15m
easyJet
Deal found 8/2£124
Tue 24/309:20
SOU
-
LGW
1 stop8h 55m
easyJet
Tue 31/308:40
LGW
-
SOU
1 stop4h 10m
easyJet
Deal found 7/2£138
Wed 25/208:55
SOU
-
LGW
1 stop10h 55m
Multiple Airlines
Sat 28/222:30
LGW
-
SOU
1 stop10h 15m
Multiple Airlines
Deal found 7/2£140
Sat 7/313:55
SOU
-
LGW
1 stop8h 10m
Multiple Airlines
Sat 14/322:30
LGW
-
SOU
1 stop10h 15m
Multiple Airlines
Deal found 7/2£145
Mon 23/320:10
SOU
-
LGW
1 stop13h 05m
Multiple Airlines
Thu 26/321:40
LGW
-
SOU
1 stop11h 05m
Multiple Airlines
Deal found 6/2£155
Sat 21/213:55
SOU
-
LGW
2 stops18h 05m
Multiple Airlines
Wed 25/221:40
LGW
-
SOU
1 stop11h 05m
Multiple Airlines
Deal found 6/2£202
Wed 11/212:25
SOU
-
LGW
1 stop6h 05m
Multiple Airlines
Sat 14/222:30
LGW
-
SOU
1 stop10h 15m
Multiple Airlines
Deal found 7/2£224
Sun 8/320:10
SOU
-
LGW
1 stop13h 05m
Multiple Airlines
Sun 15/321:35
LGW
-
SOU
1 stop11h 10m
Multiple Airlines
Deal found 8/2£264

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 8 February 2026.

Round-trip from

£138

One-way from

£75
easyJet
  • easyJet
  • 24/3-31/3
  • 2 total stops
  • 13h 05m total
  • Portsmouth to London
Search Deals
25/3
  • 25/3
  • 1 total stop
  • 20h 40m 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 8 February 2026.
Use the filters below to find and compare flights from Portsmouth to London Gatwick Airport that are best for you.

Fly from

Portsmouth

Fly to

Gatwick

Route

Depart

Return

Price

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 10/3

09:20-22:15

1 stop12h 55m

London Gatwick

Tue 17/3

18:35-08:50

1 stop14h 15m

£124

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 24/3

09:20-18:15

1 stop8h 55m

London Gatwick

Tue 31/3

08:40-12:50

1 stop4h 10m

£138

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 7/3

13:55-22:05

1 stop8h 10m

London Gatwick

Sat 14/3

22:30-08:45

1 stop10h 15m

£145

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Mon 23/3

20:10-09:15

1 stop13h 05m

London Gatwick

Thu 26/3

21:40-08:45

1 stop11h 05m

£155

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 10/3

15:20-23:20

2 stops8h 00m

London Gatwick

Tue 17/3

18:35-08:50

1 stop14h 15m

£193

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 21/2

13:55-08:00

2 stops18h 05m

London Gatwick

Wed 25/2

21:40-08:45

1 stop11h 05m

£202

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 8/3

20:10-09:15

1 stop13h 05m

London Gatwick

Sun 15/3

21:35-08:45

1 stop11h 10m

£264

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 19/2

17:55-22:10

1 stop4h 15m

London Gatwick

Sun 8/3

20:30-17:30

2 stops21h 00m

£267

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Wed 25/3

12:15-08:55

1 stop20h 40m

£75

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 14/3

19:35-07:55

1 stop12h 20m

£148

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 11 results
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 8 February 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 £124, easyJet can have you in London Gatwick Airport from Portsmouth in 12h 55m. 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
Croydon
Luton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Romford
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Gatwick

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