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Cheap flights from Portsmouth to London Gatwick Airport from £83

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LGW
2 Jan — 9 Jan1
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 3 December 2025.

Tue 30/1220:10SOU - LGW
2 stops26h 30mMultiple Airlines
Tue 6/121:40LGW - SOU
1 stop14h 15mMultiple Airlines
Deal found 1/12£192
Tue 16/1212:25SOU - LGW
1 stop7h 00mMultiple Airlines
Sat 20/1222:30LGW - SOU
1 stop10h 15mMultiple Airlines
Deal found 1/12£208
Mon 29/1220:10SOU - LGW
2 stops29h 10mMultiple Airlines
Mon 5/121:30LGW - SOU
1 stop14h 25mMultiple Airlines
Deal found 30/11£219
Wed 17/1212:25SOU - LGW
1 stop7h 05mMultiple Airlines
Sun 21/1221:35LGW - SOU
1 stop11h 10mMultiple Airlines
Deal found 2/12£226
Fri 19/1208:10SOU - LGW
1 stop15h 00mMultiple Airlines
Sun 21/1217:45LGW - SOU
1 stop15h 00mMultiple Airlines
Deal found 30/11£242
Thu 11/1208:00SOU - LGW
1 stop9h 45mAurigny Air
Mon 15/1208:35LGW - SOU
1 stop12h 15mAurigny Air
Deal found 1/12£402

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 3 December 2025.

Round-trip from

£121

One-way from

£83
14/1-21/1
  • 14/1-21/1
  • 2 total stops
  • 19h 45m total
  • Portsmouth to London
Search Deals
easyJet
  • easyJet
  • 16/5
  • 1 total stop
  • 10h 15m 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 3 December 2025.
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

Thu 15/1

17:55-22:10

1 stop4h 15m

London Gatwick

Thu 22/1

10:25-15:35

1 stop5h 10m

£128

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 9/1

08:10-18:50

1 stop10h 40m

London Gatwick

Fri 9/1

21:35-08:45

1 stop11h 10m

£148

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 30/12

20:10-22:40

2 stops26h 30m

London Gatwick

Tue 6/1

21:40-11:55

1 stop14h 15m

£192

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 16/12

12:25-19:25

1 stop7h 00m

London Gatwick

Sat 20/12

22:30-08:45

1 stop10h 15m

£208

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Mon 29/12

20:10-01:20

2 stops29h 10m

London Gatwick

Mon 5/1

21:30-11:55

1 stop14h 25m

£219

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Wed 17/12

12:25-19:30

1 stop7h 05m

London Gatwick

Sun 21/12

21:35-08:45

1 stop11h 10m

£226

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 19/12

08:10-23:10

1 stop15h 00m

London Gatwick

Sun 21/12

17:45-08:45

1 stop15h 00m

£242

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 16/5

07:50-20:45

2 stops12h 55m

£120

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 4/4

08:00-19:10

1 stop11h 10m

£147

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 15/1

08:00-11:15

1 stop3h 15m

£154

Flights are sorted by cheapest return flights first.

Deals found on 30/11

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 3 December 2025.

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
Croydon
Hounslow
Slough
Gatwick
Luton
Ilford
Wembley
Colchester
Brentford
Watford
Hayes
Crawley
Deal
Winchester
Romford
Bedford
Chichester
Guildford
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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