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Cheap flights from London to Portsmouth from £69

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LHR
25 Nov — 2 Dec1
1 adult

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 953,013 searches. Data last updated 20 November 2024.

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Route

Depart

Return

Price

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Fri 10/1

07:50-12:55

1 stop5h 05m

Southampton Eastleigh

Fri 17/1

13:30-19:40

1 stop6h 10m

£123

LondonSouthampton

LTN - SOU

LTNSOU

London Luton

Fri 10/1

07:05-12:55

1 stop5h 50m

Southampton Eastleigh

Fri 17/1

13:30-21:05

1 stop7h 35m

£144

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Fri 10/1

09:05-17:20

1 stop8h 15m

Southampton Eastleigh

Fri 17/1

13:30-20:20

1 stop6h 50m

£159

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Wed 11/12

08:40-15:40

1 stop7h 00m

Southampton Eastleigh

Wed 11/12

19:25-08:55

1 stop13h 30m

£172

LondonSouthampton

LHR - SOU

LHRSOU

London Heathrow

Fri 10/1

20:25-08:50

1 stop12h 25m

Southampton Eastleigh

Fri 17/1

17:20-20:50

1 stop3h 30m

£201

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Wed 11/12

05:55-15:40

1 stop9h 45m

Southampton Eastleigh

Wed 11/12

19:55-23:55

1 stop4h 00m

£226

LondonSouthampton

LHR - SOU

LHRSOU

London Heathrow

Thu 12/12

15:10-19:40

1 stop4h 30m

Southampton Eastleigh

Fri 20/12

17:50-21:50

1 stop4h 00m

£249

LondonSouthampton

LTN - SOU

LTNSOU

London Luton

Sat 4/1

07:15-14:40

1 stop7h 25m

Southampton Eastleigh

Sat 11/1

16:25-16:50

2 stops24h 25m

£278

LondonSouthampton

LHR - SOU

LHRSOU

London Heathrow

Sat 4/1

20:45-08:45

1 stop12h 00m

Southampton Eastleigh

Sat 11/1

09:30-19:50

1 stop10h 20m

£287

LondonSouthampton

LCY - SOU

LCYSOU

London City

Fri 10/1

15:35-07:40

1 stop16h 05m

Southampton Eastleigh

Fri 17/1

08:10-15:00

1 stop6h 50m

£320

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 27 results
1
2
3

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 20 November 2024.

Round-trip from

£123

One-way from

£69
easyJet
  • easyJet
  • 10/1-17/1
  • 2 total stops
  • 11h 15m total
  • London to Portsmouth
Search Deals
4/12
  • 4/12
  • 1 total stop
  • 25h 25m total
  • London to Portsmouth
Search Deals

Find flight deals from London to Portsmouth

Cheapest flights from London to Portsmouth
Explore the most affordable flight options available from London to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2024.

Wed 11/1208:40LGW - SOU
1 stop7h 00mMultiple Airlines
Wed 11/1219:25SOU - LGW
1 stop13h 30mMultiple Airlines
Deal found 19/11£172
Wed 11/1205:55STN - SOU
1 stop9h 45mMultiple Airlines
Wed 11/1219:55SOU - STN
1 stop4h 00mMultiple Airlines
Deal found 19/11£226
Thu 12/1215:10LHR - SOU
1 stop4h 30mMultiple Airlines
Fri 20/1217:50SOU - LHR
1 stop4h 00mMultiple Airlines
Deal found 19/11£249
Wed 11/1208:30LCY - SOU
1 stop5h 15mAurigny Air
Wed 11/1219:55SOU - LCY
1 stop12h 05mAurigny Air
Deal found 19/11£343
Wed 27/1109:10LTN - SOU
2 stops23h 35mMultiple Airlines
Thu 28/1117:50SOU - LTN
1 stop14h 20mMultiple Airlines
Deal found 20/11£344
Wed 18/1208:40LHR - SOU
1 stop8h 10mKLM
Wed 25/1217:20SOU - LHR
1 stop3h 30mKLM
Deal found 20/11£377
Fri 6/1218:00LGW - SOU
1 stop13h 40mAurigny Air
Fri 13/1208:10SOU - LGW
1 stop11h 00mAurigny Air
Deal found 19/11£463

Best time to book a flight from London to Portsmouth

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

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

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

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 20 November 2024.

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.

Rainfall in Portsmouth by month

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

In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

Temperature in Portsmouth by month

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

If weather is an important factor for your trip to Portsmouth, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 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 20 November 2024.
See what other customers who have flown with easyJet, KLM and Aurigny Air 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
7.8
Good
1,350 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM
7.8
Good
1,350 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Aer Lingus
7.1
Good
1,089 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

easyJet
6.9
Okay
1,943 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

British Airways
6.7
Okay
6,837 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

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.

  • 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 (£73), Aer Lingus (£144), and Aurigny Air (£212).

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

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

  • 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.

  • What is the cheapest month to book a flight from London to Portsmouth?

    Currently, January is the cheapest month in which you can book a flight from London to Portsmouth (average of £112). Flying from London to Portsmouth in July is currently the most expensive (average of £160). 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.

See more FAQs

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Alternative routes for London to Portsmouth

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