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Cheap flights from Portsmouth to London from £92

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LON
23 Jul — 30 Jul1
1 adult
Tue 23/7
Tue 30/7

Cheap British Airways flights from Portsmouth to London

Explore cheap flight options specifically provided by British Airways for the route between Portsmouth and London. 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 996,417 searches. Data last updated 18 July 2024.
Consider these cheap British Airways flights we've found departing from Portsmouth to London. It's recommended that users confirm their flight details before booking.
Sat 7/916:15SOU - LHR
1 stop6h 15mBritish Airways
Mon 9/907:45LHR - SOU
1 stop7h 25mBritish Airways
Deal found 18/7£375
Sat 7/910:00SOU - LHR
1 stop10h 15mBritish Airways
Mon 9/921:35LHR - SOU
1 stop10h 35mBritish Airways
Deal found 18/7£386
Tue 30/716:30SOU - LCY
1 stop4h 15mBritish Airways
Tue 6/810:55LCY - SOU
1 stop4h 15mBritish Airways
Deal found 17/7£485
Tue 30/716:30SOU - LCY
1 stop4h 15mBritish Airways
Tue 6/810:55LCY - SOU
1 stop4h 15mBritish Airways
Deal found 18/7£486

Cheap KLM flights from Portsmouth to London

Explore cheap flight options specifically provided by KLM for the route between Portsmouth and London. 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 996,417 searches. Data last updated 18 July 2024.
Some of the lowest-priced KLM flights we've found at this time heading from Portsmouth to London. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 30/708:30SOU - LHR
1 stop5h 20mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 17/7£266
Tue 30/708:30SOU - LHR
1 stop7h 45mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 18/7£267
Wed 7/808:30SOU - LCY
1 stop8h 50mKLM
Wed 14/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£278
Tue 30/708:30SOU - LCY
1 stop11h 45mKLM
Tue 6/820:10LCY - SOU
1 stop11h 50mKLM
Deal found 17/7£291
Tue 30/708:30SOU - LCY
1 stop11h 45mKLM
Tue 6/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£293

Cheap Portsmouth to London flights in July & August 2024

Find cheap flight options from Portsmouth to London specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 996,417 searches. Prices were last updated on 18 July 2024.
The lowest fares we've come across on flights travelling from Portsmouth to London in July and August 2024. More deals are always being added, so be sure to check back regularly.
Tue 30/708:30SOU - LHR
1 stop5h 20mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 18/7£267
Wed 7/808:30SOU - LCY
1 stop8h 50mKLM
Wed 14/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£278
Tue 30/717:20SOU - LHR
1 stop3h 35mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 18/7£284
Tue 30/708:30SOU - LCY
1 stop11h 45mKLM
Tue 6/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£293
Fri 9/809:40SOU - LHR
1 stop9h 45mAer Lingus
Sun 11/822:00LHR - SOU
1 stop11h 10mAer Lingus
Deal found 18/7£297
Tue 30/708:30SOU - LCY
1 stop8h 50mKLM
Tue 6/807:45LCY - SOU
1 stop9h 05mKLM
Deal found 18/7£324
Fri 9/817:20SOU - LHR
2 stops28h 15mMultiple Airlines
Sun 11/822:00LHR - SOU
1 stop11h 10mMultiple Airlines
Deal found 18/7£328
Wed 7/814:45SOU - LCY
1 stop4h 05mMultiple Airlines
Wed 14/807:00LCY - SOU
2 stops11h 55mMultiple Airlines
Deal found 18/7£388
Wed 7/820:00SOU - LCY
2 stops22h 35mMultiple Airlines
Wed 14/807:45LCY - SOU
2 stops11h 45mMultiple Airlines
Deal found 18/7£400

Portsmouth to London 2024 flight deals

Discover exclusive flight deals for travel between Portsmouth and London in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 996,417 searches. Data last updated 18 July 2024.
The lowest fares we've come across on flights travelling from Portsmouth to London in July and August 2024. More deals are always being added, so be sure to check back regularly.
Tue 30/708:30SOU - LHR
1 stop5h 20mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 18/7£267
Wed 7/808:30SOU - LCY
1 stop8h 50mKLM
Wed 14/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£278
Tue 30/717:20SOU - LHR
1 stop3h 35mKLM
Tue 6/820:55LHR - SOU
1 stop11h 05mKLM
Deal found 18/7£284
Tue 30/708:30SOU - LCY
1 stop11h 45mKLM
Tue 6/819:05LCY - SOU
1 stop12h 55mKLM
Deal found 18/7£293
Fri 9/809:40SOU - LHR
1 stop9h 45mAer Lingus
Sun 11/822:00LHR - SOU
1 stop11h 10mAer Lingus
Deal found 18/7£297
Sat 7/919:50SOU - LTN
1 stop17h 45mMultiple Airlines
Mon 9/910:45LTN - SOU
1 stop8h 20mMultiple Airlines
Deal found 18/7£311
Tue 30/708:30SOU - LCY
1 stop8h 50mKLM
Tue 6/807:45LCY - SOU
1 stop9h 05mKLM
Deal found 18/7£324
Fri 9/817:20SOU - LHR
2 stops28h 15mMultiple Airlines
Sun 11/822:00LHR - SOU
1 stop11h 10mMultiple Airlines
Deal found 18/7£328
Sat 7/916:15SOU - LHR
1 stop6h 15mBritish Airways
Mon 9/907:45LHR - SOU
1 stop7h 25mBritish Airways
Deal found 18/7£375

One-way flights to London from Portsmouth

Search for one-way flight options from Portsmouth to London. 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 996,417 searches. Data last updated 18 July 2024.
Take a look at some of the one-way flights we've detected from Portsmouth to London. Those needing a return flight from Portsmouth to London can use the search form above.
Mon 26/809:15SOU - STN
1 stop21h 50mMultiple Airlines
Deal found 17/7£92
Sat 24/816:15SOU - LTN
1 stop8h 55mMultiple Airlines
Deal found 18/7£105
Mon 26/820:00SOU - LTN
1 stop13h 35mMultiple Airlines
Deal found 17/7£113
Sat 24/816:15SOU - LHR
1 stop5h 20mAer Lingus
Deal found 18/7£116
Mon 26/820:00SOU - LGW
1 stop12h 00mMultiple Airlines
Deal found 17/7£117
Mon 26/809:15SOU - STN
2 stops46h 20mMultiple Airlines
Deal found 17/7£123
Mon 26/809:10SOU - LTN
2 stops22h 40measyJet
Deal found 17/7£132
Mon 26/820:00SOU - LHR
1 stop23h 25mAer Lingus
Deal found 17/7£137
Sat 24/817:20SOU - LTN
2 stops7h 50mMultiple Airlines
Deal found 18/7£140

Find flights from Portsmouth to London within your budget

Customise your flight search to find flights from Portsmouth to London 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 996,417 searches. Data last updated 18 July 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£266 - £386

Route

Depart

Return

Price

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Tue 30/7

1 stop5h 20m

London Heathrow

Tue 6/8

1 stop11h 05m

£266

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Tue 30/7

1 stop7h 45m

London Heathrow

Tue 6/8

1 stop11h 05m

£267

Southampton EastleighLondon City

SOU - LCY

SOULCY

Southampton Eastleigh

Wed 7/8

1 stop8h 50m

London City

Wed 14/8

1 stop12h 55m

£278

Southampton EastleighLondon City

SOU - LCY

SOULCY

Southampton Eastleigh

Tue 30/7

1 stop11h 45m

London City

Tue 6/8

1 stop11h 50m

£291

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Fri 9/8

1 stop9h 45m

London Heathrow

Sun 11/8

1 stop11h 10m

£297

Southampton EastleighLondon Luton

SOU - LTN

SOULTN

Southampton Eastleigh

Sat 7/9

1 stop17h 45m

London Luton

Mon 9/9

1 stop8h 20m

£311

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Fri 9/8

2 stops28h 15m

London Heathrow

Sun 11/8

1 stop11h 10m

£328

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Sat 7/9

1 stop6h 15m

London Heathrow

Mon 9/9

1 stop7h 25m

£375

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Sat 7/9

1 stop10h 15m

London Heathrow

Mon 9/9

1 stop10h 35m

£386

Flights are sorted by cheapest first

Deals found on 17/7

Best time to book a flight from Portsmouth to London

Have a flexible travel schedule? Discover the best time to fly to London 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.

Travel insights for flights from Portsmouth to London

Get recent, data-driven insights about flights from Portsmouth to London including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from P0R to LON?

Find hourly flight availability from Portsmouth to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2024.

One of the essential ways to save on airfare from Portsmouth to London is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 18% on airfare.

Weekly flight availability from Portsmouth to London

Explore weekly flight availability from Portsmouth to London. 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 18 July 2024.

The most flights from P0R to LON are scheduled on a Monday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 18 July 2024.
To help decide which airline to fly from Portsmouth to London, see what other customers have to say about British Airways and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
1,427 reviews

Crew

8.4

Boarding

7.9

Overall

7.9

Entertainment

7.2

Comfort

7.7

Food

7.3

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.

7.9
Good
1,427 reviews
7.9
Good
1,427 reviews

Crew

8.4

Boarding

7.9

Overall

7.9

Entertainment

7.2

Comfort

7.7

Food

7.3

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.

7.2
Good
1,210 reviews
7.9
Good
1,427 reviews

Crew

8.4

Boarding

7.9

Overall

7.9

Entertainment

7.2

Comfort

7.7

Food

7.3

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.

6.9
Okay
2,245 reviews
7.9
Good
1,427 reviews

Crew

8.4

Boarding

7.9

Overall

7.9

Entertainment

7.2

Comfort

7.7

Food

7.3

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.

6.7
Okay
6,716 reviews
7.9
Good
1,427 reviews

Crew

8.4

Boarding

7.9

Overall

7.9

Entertainment

7.2

Comfort

7.7

Food

7.3

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 Portsmouth to London. 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 Portsmouth to London for under £300 on Cheapflights?

    Yes, there are multiple flights from Portsmouth to London for under £300. The cheapest flight booked recently is on KLM for just £266, but on average you can expect to pay £368.

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

    £116 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on easyJet and Aurigny Air, with prices starting from £132 and £175, respectively.

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

  • What does LHR to LHR mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a London Heathrow Airport to London Heathrow Airport flight would often be abbreviated as a LHR to LHR flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

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

    The amount of baggage you can bring on your Portsmouth to London 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 Portsmouth to London with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portsmouth to London 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 Portsmouth to London that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to London 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 Portsmouth to London that allow pets onboard?

    Many airlines flying from Portsmouth to London 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 Portsmouth to London?

    Yes, you can often find last-minute deals on Portsmouth to London 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 Portsmouth to London flight deals updated?

    The Portsmouth to London flight deals you see on this page were last updated on 18/7.

See more FAQs

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Alternative routes for Portsmouth to London
See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Portsmouth to London

Discover the top airline that operate flights from Portsmouth to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 996,417 searches. Data last updated 18 July 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£284Average£384FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Search flights from Portsmouth to London by cabin class

Find flights from Portsmouth to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 Portsmouth to London?

When you search for this flight from Portsmouth to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to London.

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

Yes! Cheapflights helps users easily find flights from Portsmouth to London with no change fees.

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

Of course! You can now track prices for flights from Portsmouth to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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