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Cheap flights from London to Portsmouth 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 24/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LON — LHR
14 May — 21 May1
1 adult
Tue 14/5
Tue 21/5

Cheap flight deals from London to Portsmouth

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Portsmouth (P0R). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 May 2024.

Round-trip from

£69
From London (LON) to Portsmouth
Search Deals

When is the cheapest time to fly from London to Portsmouth (LON - P0R)?

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

Cheap British Airways flights from London to Portsmouth

Explore cheap flight options specifically provided by British Airways for the route between London and Portsmouth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 881,504 searches. Data last updated 9 May 2024.
Take a peek at the cheapest British Airways flights we've detected travelling from London to Portsmouth. It's recommended that users confirm their flight details before booking.
Wed 22/515:00LCY - SOU
1 stop3h 55mBritish Airways
Wed 29/516:30SOU - LCY
1 stop4h 55mBritish Airways
Deal found 8/5£496
Wed 22/515:00LCY - SOU
1 stop3h 55mBritish Airways
Wed 29/516:30SOU - LCY
1 stop4h 55mBritish Airways
Deal found 9/5£539
Wed 22/515:00LCY - SOU
1 stop3h 55mBritish Airways
Wed 29/516:30SOU - LCY
1 stop4h 15mBritish Airways
Deal found 8/5£540
Wed 22/515:10LHR - SOU
1 stop4h 15mBritish Airways
Wed 29/516:30SOU - LHR
1 stop5h 10mBritish Airways
Deal found 8/5£653
Thu 1/815:00LCY - SOU
1 stop3h 55mBritish Airways
Sun 11/808:45SOU - LCY
1 stop4h 00mBritish Airways
Deal found 8/5£672
Wed 22/515:10LHR - SOU
1 stop4h 15mBritish Airways
Wed 29/516:30SOU - LHR
1 stop5h 10mBritish Airways
Deal found 8/5£711
Wed 22/515:10LHR - SOU
1 stop4h 15mBritish Airways
Wed 29/516:30SOU - LHR
1 stop5h 10mBritish Airways
Deal found 9/5£741

Cheap Aurigny Air flights from London to Portsmouth

Explore cheap flight options specifically provided by Aurigny Air for the route between London and Portsmouth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 881,504 searches. Data last updated 9 May 2024.
Browse through some of the cheapest Aurigny Air flights travelling from London to Portsmouth. Make sure to examine the flight information before completing your reservation.
Thu 6/609:00LCY - SOU
1 stop5h 15mAurigny Air
Thu 13/614:45SOU - LCY
1 stop4h 05mAurigny Air
Deal found 8/5£331
Sat 20/708:35LGW - SOU
1 stop23h 30mAurigny Air
Sat 27/719:50SOU - LGW
1 stop12h 05mAurigny Air
Deal found 7/5£378
Tue 9/709:00LCY - SOU
1 stop22h 40mAurigny Air
Thu 11/708:10SOU - LCY
1 stop10h 40mAurigny Air
Deal found 8/5£399
Thu 6/611:55LGW - SOU
2 stops22h 35mAurigny Air
Thu 13/608:10SOU - LGW
1 stop7h 30mAurigny Air
Deal found 8/5£671
Thu 6/609:00LCY - SOU
1 stop22h 40mAurigny Air
Thu 13/615:10SOU - LCY
2 stops17h 20mAurigny Air
Deal found 8/5£714
Thu 6/611:55LGW - SOU
2 stops22h 35mAurigny Air
Thu 13/615:10SOU - LGW
2 stops19h 25mAurigny Air
Deal found 8/5£911

Cheap London to Portsmouth flights in May & June 2024

Find cheap flight options from London to Portsmouth specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 881,504 searches. Prices were last updated on 9 May 2024.
These are some of the best deals we've found on flights to Portsmouth in 2024 at this time. For more flight deals, be sure to check back very soon.
Thu 6/606:10LGW - SOU
1 stop5h 40measyJet
Thu 13/612:30SOU - LGW
1 stop9h 10measyJet
Deal found 8/5£150
Thu 6/607:10LTN - SOU
1 stop4h 40measyJet
Thu 13/612:30SOU - LTN
1 stop9h 40measyJet
Deal found 8/5£165
Mon 27/506:15LGW - SOU
1 stop5h 05measyJet
Wed 26/612:20SOU - LGW
1 stop5h 15measyJet
Deal found 8/5£211
Mon 27/508:55STN - SOU
1 stop5h 25measyJet
Wed 26/612:20SOU - STN
1 stop9h 15measyJet
Deal found 8/5£259
Fri 10/522:00STN - SOU
1 stop13h 15measyJet
Sun 12/511:50SOU - STN
1 stop9h 40measyJet
Deal found 8/5£275
Mon 27/509:55LHR - SOU
1 stop6h 55mKLM
Wed 26/617:20SOU - LHR
1 stop3h 35mKLM
Deal found 8/5£306
Fri 10/522:00STN - SOU
1 stop13h 15measyJet
Sun 12/511:50SOU - STN
2 stops19h 35measyJet
Deal found 8/5£311
Mon 27/506:15LGW - SOU
2 stops8h 05mMultiple Airlines
Wed 26/615:00SOU - LGW
1 stop5h 15mMultiple Airlines
Deal found 8/5£319
Thu 6/609:00LCY - SOU
1 stop5h 15mAurigny Air
Thu 13/614:45SOU - LCY
1 stop4h 05mAurigny Air
Deal found 8/5£331

London to Portsmouth 2024 flight deals

Discover exclusive flight deals for travel between London and Portsmouth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 881,504 searches. Data last updated 9 May 2024.
These are some of the best deals we've found on flights to Portsmouth in 2024 at this time. For more flight deals, be sure to check back very soon.
Thu 6/606:10LGW - SOU
1 stop5h 40measyJet
Thu 13/612:30SOU - LGW
1 stop9h 10measyJet
Deal found 8/5£150
Thu 6/607:10LTN - SOU
1 stop4h 40measyJet
Thu 13/612:30SOU - LTN
1 stop9h 40measyJet
Deal found 8/5£165
Tue 9/721:55LTN - SOU
1 stop10h 50mMultiple Airlines
Thu 11/721:35SOU - LTN
2 stops24h 55mMultiple Airlines
Deal found 8/5£200
Mon 27/506:15LGW - SOU
1 stop5h 05measyJet
Wed 26/612:20SOU - LGW
1 stop5h 15measyJet
Deal found 8/5£211
Tue 9/707:45STN - SOU
1 stop7h 25mMultiple Airlines
Thu 11/721:35SOU - STN
2 stops23h 05mMultiple Airlines
Deal found 8/5£240
Thu 1/820:55LHR - SOU
1 stop11h 05mKLM
Sun 11/809:05SOU - LHR
1 stop10h 25mKLM
Deal found 8/5£242
Tue 9/707:10LGW - SOU
1 stop7h 40mMultiple Airlines
Thu 11/721:35SOU - LGW
2 stops25h 15mMultiple Airlines
Deal found 8/5£247
Tue 9/707:10LGW - SOU
1 stop7h 40mMultiple Airlines
Thu 11/721:35SOU - LGW
1 stop9h 50mMultiple Airlines
Deal found 8/5£252
Tue 9/707:45STN - SOU
1 stop7h 25mMultiple Airlines
Thu 11/721:35SOU - STN
1 stop13h 40mMultiple Airlines
Deal found 8/5£257

One-way flights to Portsmouth from London

Search for one-way flight options from London to Portsmouth. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 881,504 searches. Data last updated 9 May 2024.
Take a look at some of the best available options we've come across on one-way flights from London to Portsmouth. Users can also find round-trip London to Portsmouth flights by using the search form above.
Tue 24/920:55LHR - SOU
1 stop11h 35mMultiple Airlines
Deal found 7/5£75
Mon 4/1106:45LHR - SOU
1 stop8h 50mMultiple Airlines
Deal found 9/5£92
Sat 25/519:30LTN - SOU
2 stops15h 45measyJet
Deal found 8/5£143
Sat 25/507:05LTN - SOU
1 stop4h 10measyJet
Deal found 8/5£147
Thu 4/716:40LHR - SOU
1 stop15h 10mMultiple Airlines
Deal found 9/5£149
Thu 16/520:40LHR - SOU
2 stops24h 15mMultiple Airlines
Deal found 9/5£150
Thu 4/707:00LHR - SOU
2 stops37h 55mMultiple Airlines
Deal found 9/5£158
Sat 25/507:30LGW - SOU
1 stop3h 45measyJet
Deal found 8/5£164
Thu 16/506:45LHR - SOU
1 stop26h 25mAer Lingus
Deal found 9/5£165

Find flights from London to Portsmouth within your budget

Customise your flight search to find flights from London to Portsmouth 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 881,504 searches. Data last updated 9 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£150 - £496

Route

Depart

Return

Price

London GatwickSouthampton Eastleigh

LGW - SOU

LGWSOU

London Gatwick

Thu 6/6

1 stop5h 40m

Southampton Eastleigh

Thu 13/6

1 stop9h 10m

£150

London LutonSouthampton Eastleigh

LTN - SOU

LTNSOU

London Luton

Thu 6/6

1 stop4h 40m

Southampton Eastleigh

Thu 13/6

1 stop9h 40m

£165

London LutonSouthampton Eastleigh

LTN - SOU

LTNSOU

London Luton

Tue 9/7

1 stop10h 50m

Southampton Eastleigh

Thu 11/7

2 stops24h 55m

£200

London GatwickSouthampton Eastleigh

LGW - SOU

LGWSOU

London Gatwick

Mon 27/5

1 stop5h 05m

Southampton Eastleigh

Wed 26/6

1 stop5h 15m

£211

London StanstedSouthampton Eastleigh

STN - SOU

STNSOU

London Stansted

Tue 9/7

1 stop7h 25m

Southampton Eastleigh

Thu 11/7

2 stops23h 05m

£240

London HeathrowSouthampton Eastleigh

LHR - SOU

LHRSOU

London Heathrow

Thu 1/8

1 stop11h 05m

Southampton Eastleigh

Sun 11/8

1 stop10h 25m

£242

London CitySouthampton Eastleigh

LCY - SOU

LCYSOU

London City

Thu 6/6

1 stop5h 15m

Southampton Eastleigh

Thu 13/6

1 stop4h 05m

£331

London HeathrowSouthampton Eastleigh

LHR - SOU

LHRSOU

London Heathrow

Tue 9/7

1 stop5h 10m

Southampton Eastleigh

Thu 11/7

1 stop6h 15m

£344

London CitySouthampton Eastleigh

LCY - SOU

LCYSOU

London City

Wed 22/5

1 stop3h 55m

Southampton Eastleigh

Wed 29/5

1 stop4h 55m

£496

Flights are sorted by cheapest first

Deals found on 8/5

When is the cheapest time to fly from London to Portsmouth?

Use this chart to determine the cheapest time to fly return from London to Portsmouth. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to Portsmouth flight should consider departing on Friday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Portsmouth by month

Plan your trip from London to Portsmouth by taking into account the cheapest months to travel. The average price of a one-way flight from London to Portsmouth is currently £138 while a return flight costs £264. Price data was last updated on 5 May 2024.

Currently, January is the cheapest month in which you can book a flight from London to Portsmouth (average of £111). Flying from London to Portsmouth in July is currently the most expensive (average of £170). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£89

February

£99

March

£95

April

£105

May

£106

June

£132

July

£136

August

£117

September

£111

October

£127

November

£92

December

£98

Temperature and rainfall in Portsmouth by month

Plan your trip to Portsmouth by taking into account the average temperature and rainfall totals by month.

LON

Temperature

4 - 17 °C

Reviews of airlines servicing Portsmouth

Get insights into the airlines that provide service to Portsmouth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portsmouth. Reviews last updated 9 May 2024.
See what other customers who have flown with British Airways, Aurigny Air and KLM from London to Portsmouth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,592 reviews
Check prices

Overall

7.9

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,592 reviews
KLM
7.9
Good
1,592 reviews
Check prices

Overall

7.9

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Aer Lingus
7.2
Good
1,338 reviews
KLM
7.9
Good
1,592 reviews
Check prices

Overall

7.9

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

easyJet
6.9
Okay
2,704 reviews
KLM
7.9
Good
1,592 reviews
Check prices

Overall

7.9

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

British Airways
6.8
Okay
6,866 reviews
KLM
7.9
Good
1,592 reviews
Check prices

Overall

7.9

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

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

  • Can I find flights from London to Portsmouth for under £200 on Cheapflights?

    Yes, there are multiple flights from London to Portsmouth for under £200. The cheapest flight booked recently is on easyJet for just £150, but on average you can expect to pay £291.

  • What are the cheapest airlines to fly from London to Portsmouth one-way?

    The cheapet airlines for a one-way flight from London to Portsmouth are easyJet (£143), Aer Lingus (£165), and British Airways (£184).

  • What are the most popular routes from London to Portsmouth?

    While some choose either London City - Southampton Eastleigh or London Gatwick - Southampton Eastleigh, London Heathrow - Southampton Eastleigh is the most popular route from London to Portsmouth.

  • What does LHR to LHR mean?

    London Heathrow Airport is LHR and London Heathrow Airport is LHR. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), Southampton Eastleigh Airport (SOU) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from London to Portsmouth that include extra baggage allowance?

    The amount of baggage you can bring on your London to Portsmouth flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from London to Portsmouth with specific airlines?

    Yes, Cheapflights allows you to browse and filter London to Portsmouth flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from London to Portsmouth that allow pets onboard?

    Many airlines flying from London to Portsmouth offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from London to Portsmouth?

    Yes, you can often find last-minute deals on London to Portsmouth flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London to Portsmouth flight deals updated?

    The London to Portsmouth flight deals you see on this page were last updated on 8/5.

See more FAQs

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Search flights from London to Portsmouth by cabin class

Find flights from London to Portsmouth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

Hourly flight availability from London to Portsmouth

Find hourly flight availability from London to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 May 2024.
11%of flight departuresEarly morningMidnight to 6 am
35%of flight departuresMorning6 am to noon
34%of flight departuresAfternoonNoon to 6 pm
20%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from London to Portsmouth

Explore weekly flight availability from London to Portsmouth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 May 2024.
Monday5daily flights
Tuesday5daily flights
Wednesday5daily flights
Thursday5daily flights
Friday5daily flights
Saturday5daily flights
Sunday5daily flights

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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 London to Portsmouth?

Cheapflights makes it easy to find London to Portsmouth flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Portsmouth from London.

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

Certainly. Search results for flights to Portsmouth from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portsmouth from London today and book when prices fit your budget.

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