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Cheap flights from Portsmouth to London Gatwick Airport from £68

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LGW
30 Mar — 6 Apr1
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 28 February 2026.

Mon 13/420:40
SOU
-
LGW
1 stop11h 55m
Multiple Airlines
Mon 20/407:35
LGW
-
SOU
1 stop12h 30m
Multiple Airlines
Deal found 27/2£139
Thu 16/412:45
SOU
-
LGW
1 stop9h 20m
easyJet
Wed 22/420:05
LGW
-
SOU
1 stop12h 40m
easyJet
Deal found 28/2£139
Fri 10/408:00
SOU
-
LGW
1 stop14h 50m
Multiple Airlines
Thu 16/418:40
LGW
-
SOU
1 stop14h 05m
Multiple Airlines
Deal found 25/2£143
Sat 11/408:50
SOU
-
LGW
2 stops11h 55m
Multiple Airlines
Sat 18/418:40
LGW
-
SOU
1 stop13h 15m
Multiple Airlines
Deal found 25/2£145
Sat 14/315:20
SOU
-
LGW
1 stop4h 05m
Multiple Airlines
Sat 21/308:30
LGW
-
SOU
1 stop6h 20m
Multiple Airlines
Deal found 25/2£165
Sun 29/312:35
SOU
-
LGW
1 stop10h 00m
easyJet
Sun 5/407:55
LGW
-
SOU
1 stop4h 10m
easyJet
Deal found 27/2£183
Sat 21/313:55
SOU
-
LGW
2 stops18h 05m
Multiple Airlines
Mon 23/309:40
LGW
-
SOU
1 stop10h 00m
Multiple Airlines
Deal found 26/2£189
Wed 25/316:05
SOU
-
LGW
1 stop5h 00m
Multiple Airlines
Wed 1/408:50
LGW
-
SOU
2 stops8h 50m
Multiple Airlines
Deal found 25/2£203

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 28 February 2026.

Round-trip from

£139

One-way from

£61
13/4-20/4
  • 13/4-20/4
  • 2 total stops
  • 24h 25m total
  • Portsmouth to London
Search Deals
easyJet
  • easyJet
  • 30/3
  • 1 total stop
  • 19h 20m 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 28 February 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

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 10/4

08:00-22:50

1 stop14h 50m

London Gatwick

Thu 16/4

18:40-08:45

1 stop14h 05m

£143

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 14/3

15:20-19:25

1 stop4h 05m

London Gatwick

Sat 21/3

08:30-14:50

1 stop6h 20m

£165

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 29/3

12:35-22:35

1 stop10h 00m

London Gatwick

Sun 5/4

07:55-12:05

1 stop4h 10m

£183

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 21/3

13:55-08:00

2 stops18h 05m

London Gatwick

Mon 23/3

09:40-19:40

1 stop10h 00m

£189

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 26/3

12:20-21:30

1 stop9h 10m

London Gatwick

Thu 2/4

08:40-16:50

1 stop8h 10m

£213

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Fri 27/3

08:10-17:55

1 stop9h 45m

London Gatwick

Fri 3/4

14:55-19:30

1 stop4h 35m

£280

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 17/3

08:00-17:45

1 stop9h 45m

London Gatwick

Sat 21/3

11:05-19:05

1 stop8h 00m

£341

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 29/3

17:20-17:10

2 stops23h 50m

London Gatwick

Sun 5/4

08:55-16:50

1 stop7h 55m

£353

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 30/4

08:00-11:20

1 stop3h 20m

London Gatwick

Mon 4/5

08:35-12:45

1 stop4h 10m

£355

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 9/5

07:50-18:10

1 stop10h 20m

£68

Flights are sorted by cheapest return flights first.

Deals found on 27/2

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 28 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.

  • 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
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Kingston upon Thames
Eastbourne
Ipswich
Chelmsford
Bedford
Romford
Folkestone

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Alternative routes for Portsmouth to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
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