Which cabin classes can I book on flights from Portsmouth to London?

Only Economy class is available on flights from Portsmouth to London.

Which airports do connecting flights from Portsmouth to London pass through?

One-stop flights from Portsmouth to London most commonly connect through: • Edinburgh Turnhouse (EDI) – 30% of one-stop connections • Manchester (MAN) – 30% of one-stop connections • Belfast City (BHD) – 20% of one-stop connections • London Heathrow (LHR) – 20% of one-stop connections Edinburgh Turnhouse (EDI) handles the largest share of one-stop connections on this route.

Can I save money by using flexible dates for flights from Portsmouth to London?

On the Portsmouth to London route, being flexible with your departure day can save you up to 55%. Saturday is the cheapest day at £288 return on average, while Monday is the most expensive at £638 – a £350 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in London?

Some of the most popular sights in London are London Victoria Station, London Euston Railway Station, and Hyde Park. These are among the most viewed places in London on KAYAK.

How long is a flight from Portsmouth to London?

There are currently no direct flights available from Portsmouth to London. Flights with 1 stopover take between 3h 45m and 4h 53m in total, depending on the connection.

Do I need a passport to fly from Portsmouth to London?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Portsmouth to London changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £103 to £935. That means the highest observed fare was about 9x higher than the lowest one.

How are flight prices from Portsmouth to London looking right now?

One-way fares from Portsmouth to London are currently lower than usual. Average one-way flight prices are about £97, which is 36% below the typical average for this route.

How much time can I save by choosing a different stopover airport from Portsmouth to London?

Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time of 3h 45m, compared to 4h 13m via Belfast City (BHD) and 4h 19m via Manchester (MAN).

What car hire options are available in London?

Since London is served by multiple airports, car hire options and rates can vary depending on which one you fly into. Near London Heathrow Airport (LHR) – daily rates from around £5: • GREEN MOTION • DRIVALIA • Europcar • Alamo • Hertz Near London Gatwick Airport (LGW) – daily rates from around £6: • GREEN MOTION • DRIVALIA • U-Save • Europcar • Alamo Near London City Airport (LCY) – daily rates from around £8: • GREEN MOTION • Budget • Hertz • Avis • Sixt Near London Luton Airport (LTN) – daily rates from around £8: • GREEN MOTION • DRIVALIA • Alamo • Europcar • Budget Near London Stansted Airport (STN) – daily rates from around £7: • GREEN MOTION • DRIVALIA • Europcar • Alamo • U-Save

How much should I expect to pay for a Portsmouth to London flight?

Return flights from Portsmouth to London range from £373 to £586, with an average of £397 over the past 12 months. Anything below £373 counts as a good deal.

What is the most popular stopover airport when flying from Portsmouth to London?

Edinburgh Turnhouse (EDI) and Manchester (MAN) are the most popular stopovers for the Portsmouth to London route. 30% of KAYAK users who booked 1-stop return journeys over the past 3 months connected via EDI or MAN.

What is the cheapest stopover airport when flying from Portsmouth to London?

Flights via London Heathrow (LHR) offer the most affordable fares, with an average return price of £145. Based on KAYAK data over the past 3 months.

When flying from Portsmouth to London, which airport offers the shortest stopover?

London Heathrow (LHR) had the shortest average connection time for Portsmouth to London stopovers at 125 minutes over the past 3 months.

£72 CHEAP FLIGHTS from Portsmouth to London

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Cheapest return flight

£103

Typical prices: £373-£586

Multiple Airlines

Wed 31/10Wed 7/11

SOU - STN • 1 stop

Cheapest one-way flight

£72

Typical prices: £121-£242

Multiple Airlines

Mon 24/9

SOU - LTN • 1 stop

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Flight Deals

Cheap Flights from Portsmouth to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Portsmouth to London

Sat, 31 Oct - Sat, 7 Nov

08:20 - 22:35SOU Southampton Eastleigh-STN London Stansted

14h 15m1 stop Glasgow Intl

06:35 - 11:55STN London Stansted-SOU Southampton Eastleigh

5h 20m1 stop Dublin

£103Multiple Airlines

Sun, 1 Nov - Sat, 7 Nov

14:00 - 22:55SOU Southampton Eastleigh-STN London Stansted

8h 55m1 stop Glasgow Intl

06:35 - 11:55STN London Stansted-SOU Southampton Eastleigh

5h 20m1 stop Dublin

£104Multiple Airlines

Sun, 1 Nov - Sat, 7 Nov

14:00 - 22:55SOU Southampton Eastleigh-STN London Stansted

8h 55m1 stop Glasgow Intl

21:50 - 08:45STN London Stansted-SOU Southampton Eastleigh

10h 55m1 stop Dublin

£105Multiple Airlines

Mon, 5 Oct - Thu, 8 Oct

19:20 - 11:00SOU Southampton Eastleigh-LTN London Luton

15h 40m1 stop Barcelona-El Prat

17:30 - 08:45LTN London Luton-SOU Southampton Eastleigh

15h 15m1 stop Barcelona-El Prat

£106Multiple Airlines

Tue, 20 Oct - Fri, 23 Oct

13:25 - 21:25SOU Southampton Eastleigh-STN London Stansted

8h 00m1 stop Glasgow Intl

22:30 - 07:20STN London Stansted-SOU Southampton Eastleigh

8h 50m1 stop Glasgow Intl

£107easyJet

Sun, 1 Nov - Sat, 7 Nov

14:00 - 19:40SOU Southampton Eastleigh-LTN London Luton

5h 40m1 stop Glasgow Intl

07:35 - 11:55LTN London Luton-SOU Southampton Eastleigh

4h 20m1 stop Dublin

£108Multiple Airlines

Sun, 1 Nov - Sat, 7 Nov

14:00 - 19:40SOU Southampton Eastleigh-LTN London Luton

5h 40m1 stop Glasgow Intl

07:35 - 11:55LTN London Luton-SOU Southampton Eastleigh

4h 20m1 stop Dublin

£110Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

08:20 - 21:40SOU Southampton Eastleigh-LTN London Luton

13h 20m1 stop Glasgow Intl

07:35 - 11:55LTN London Luton-SOU Southampton Eastleigh

4h 20m1 stop Dublin

£111Multiple Airlines

Sat, 21 Nov - Sun, 22 Nov

08:20 - 22:05SOU Southampton Eastleigh-LGW London Gatwick

13h 45m1 stop Glasgow Intl

06:20 - 15:35LGW London Gatwick-SOU Southampton Eastleigh

9h 15m1 stop Glasgow Intl

£112easyJet

Sun, 1 Nov - Sat, 7 Nov

14:00 - 19:40SOU Southampton Eastleigh-LTN London Luton

5h 40m1 stop Glasgow Intl

07:35 - 11:55LTN London Luton-SOU Southampton Eastleigh

4h 20m1 stop Dublin

£112Multiple Airlines

Recent last minute flight deals from Portsmouth to London

Sat, 19 Sep - Sat, 26 Sep

07:50 - 21:40SOU Southampton Eastleigh-LHR London Heathrow

13h 50m1 stop Newcastle upon Tyne

07:30 - 12:05LHR London Heathrow-SOU Southampton Eastleigh

4h 35m1 stop Belfast City

£394British Airways

Thu, 17 Sep - Mon, 21 Sep

12:35 - 17:55SOU Southampton Eastleigh-LHR London Heathrow

5h 20m1 stop Belfast City

07:20 - 12:05LHR London Heathrow-SOU Southampton Eastleigh

4h 45m1 stop Belfast City

£401British Airways

Fri, 18 Sep - Sat, 26 Sep

06:50 - 11:30SOU Southampton Eastleigh-LHR London Heathrow

4h 40m1 stop Newcastle upon Tyne

07:30 - 12:05LHR London Heathrow-SOU Southampton Eastleigh

4h 35m1 stop Belfast City

£423British Airways

Sat, 19 Sep - Fri, 25 Sep

07:50 - 21:40SOU Southampton Eastleigh-LHR London Heathrow

13h 50m1 stop Newcastle upon Tyne

07:25 - 19:00LHR London Heathrow-SOU Southampton Eastleigh

11h 35m1 stop Belfast City

£426British Airways

Sat, 19 Sep - Sun, 27 Sep

07:50 - 21:40SOU Southampton Eastleigh-LHR London Heathrow

13h 50m1 stop Newcastle upon Tyne

07:35 - 21:05LHR London Heathrow-SOU Southampton Eastleigh

13h 30m1 stop Newcastle upon Tyne

£444British Airways

Fri, 18 Sep - Sun, 27 Sep

06:50 - 10:50SOU Southampton Eastleigh-LHR London Heathrow

4h 00m1 stop Newcastle upon Tyne

07:35 - 14:05LHR London Heathrow-SOU Southampton Eastleigh

6h 30m1 stop Newcastle upon Tyne

£473British Airways

Fri, 18 Sep - Fri, 25 Sep

06:50 - 10:50SOU Southampton Eastleigh-LHR London Heathrow

4h 00m1 stop Newcastle upon Tyne

07:25 - 12:05LHR London Heathrow-SOU Southampton Eastleigh

4h 40m1 stop Belfast City

£544British Airways

Sun, 20 Sep - Sat, 26 Sep

10:15 - 21:00SOU Southampton Eastleigh-LHR London Heathrow

10h 45m1 stop Edinburgh Turnhouse

07:30 - 12:05LHR London Heathrow-SOU Southampton Eastleigh

4h 35m1 stop Belfast City

£560British Airways

Sun, 20 Sep - Sun, 27 Sep

10:15 - 21:00SOU Southampton Eastleigh-LHR London Heathrow

10h 45m1 stop Edinburgh Turnhouse

07:35 - 14:05LHR London Heathrow-SOU Southampton Eastleigh

6h 30m1 stop Newcastle upon Tyne

£600British Airways

Thu, 17 Sep - Mon, 21 Sep

15:00 - 19:20SOU Southampton Eastleigh-LCY London City

4h 20m1 stop Edinburgh Turnhouse

12:25 - 19:00LCY London City-SOU Southampton Eastleigh

6h 35m1 stop Belfast City

£609British Airways

Booking Insights

Price, demand, and travel trends for Portsmouth to London flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Portsmouth to London with more confidence.

Airlines

Stopovers

What is the cheapest airline to fly from Portsmouth to London?

easyJet (£107) offered the cheapest return ticket from Portsmouth to London in the last 5 days.

Find deals

Cheapest flight	£72

Flights from Southampton to London Luton Airport

When to book flights from Portsmouth to London

Are your dates flexible? Find out the best times to travel from Portsmouth to London based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

Which cabin classes can I book on flights from Portsmouth to London?
Only Economy class is available on flights from Portsmouth to London.
Which airports do connecting flights from Portsmouth to London pass through?
One-stop flights from Portsmouth to London most commonly connect through:

• Edinburgh Turnhouse (EDI) – 30% of one-stop connections
• Manchester (MAN) – 30% of one-stop connections
• Belfast City (BHD) – 20% of one-stop connections
• London Heathrow (LHR) – 20% of one-stop connections

Edinburgh Turnhouse (EDI) handles the largest share of one-stop connections on this route.
Can I save money by using flexible dates for flights from Portsmouth to London?
On the Portsmouth to London route, being flexible with your departure day can save you up to 55%. Saturday is the cheapest day at £288 return on average, while Monday is the most expensive at £638 – a £350 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What popular places can I visit in London?
Some of the most popular sights in London are London Victoria Station, London Euston Railway Station, and Hyde Park. These are among the most viewed places in London on KAYAK.
How long is a flight from Portsmouth to London?
There are currently no direct flights available from Portsmouth to London. Flights with 1 stopover take between 3h 45m and 4h 53m in total, depending on the connection.
Do I need a passport to fly from Portsmouth to London?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Portsmouth to London changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £103 to £935. That means the highest observed fare was about 9x higher than the lowest one.
How are flight prices from Portsmouth to London looking right now?
One-way fares from Portsmouth to London are currently lower than usual. Average one-way flight prices are about £97, which is 36% below the typical average for this route.
How much time can I save by choosing a different stopover airport from Portsmouth to London?
Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time of 3h 45m, compared to 4h 13m via Belfast City (BHD) and 4h 19m via Manchester (MAN).
What car hire options are available in London?
Since London is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
Near London Heathrow Airport (LHR) – daily rates from around £5:

• GREEN MOTION
• DRIVALIA
• Europcar
• Alamo
• Hertz

Near London Gatwick Airport (LGW) – daily rates from around £6:

• GREEN MOTION
• DRIVALIA
• U-Save
• Europcar
• Alamo

Near London City Airport (LCY) – daily rates from around £8:

• GREEN MOTION
• Budget
• Hertz
• Avis
• Sixt

Near London Luton Airport (LTN) – daily rates from around £8:

• GREEN MOTION
• DRIVALIA
• Alamo
• Europcar
• Budget

Near London Stansted Airport (STN) – daily rates from around £7:

• GREEN MOTION
• DRIVALIA
• Europcar
• Alamo
• U-Save
How much should I expect to pay for a Portsmouth to London flight?
Return flights from Portsmouth to London range from £373 to £586, with an average of £397 over the past 12 months. Anything below £373 counts as a good deal.

If your dates are flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average £288 – about £350 less than Monday (55% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

Near London City Airport

· Aloft London Excel
· Good Hotel London
· Crowne Plaza London Docklands By IHG

Near London Heathrow Airport

· Hilton London Heathrow Airport

Near London Gatwick Airport

· Premier Inn London Gatwick Airport

More options for your flight from Portsmouth to London

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£72 Find Cheap Flights from Portsmouth to London – Compare and Save

Everything you should know

Cheap Flights from Portsmouth to London

Recent return flight deals from Portsmouth to London

Recent one-way flight deals from Portsmouth to London

Recent last minute flight deals from Portsmouth to London

Price, demand, and travel trends for Portsmouth to London flights

What is the cheapest airline to fly from Portsmouth to London?

What is the most popular stopover airport when flying from Portsmouth to London?

What is the cheapest stopover airport when flying from Portsmouth to London?

When flying from Portsmouth to London, which airport offers the shortest stopover?

Key details for Portsmouth to London flights

Cheapest flight

When to book flights from Portsmouth to London

Your Portsmouth to London flight questions, answered

Your guide to booking Portsmouth to London flights

More options for your flight from Portsmouth to London

Complete your trip to London with a hotel stay or car hire

Cabin class types available on flights to Portsmouth

Find direct flights for London

Flights from domestic origins to Portsmouth

Choose which airport to fly into in Portsmouth

Flights to other popular destinations

Find deals for your return flight