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.

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).

What are the cheapest flights from London Stansted Airport to Portsmouth?

The cheapest flight price from London Stansted Airport to Portsmouth is £549. On average you can expect to pay £600. The most popular route, (London Stansted - Southampton Eastleigh), can usually be booked for £104.

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

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

How can I find direct flights from Stansted to Portsmouth?

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

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

Yes. Cheapflights offers flight deals from Stansted 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.

£57+ Cheap Flights from London Stansted Airport to Portsmouth

Cheap flight deals from Stansted to Portsmouth

Enter your travel dates to find the best prices.

Cheapest

Best

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Cheapest flights from Stansted to Portsmouth
Explore the most affordable flight options available from Stansted to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Fri 6/1118:20 -

1 stop13h 25m

Mon 9/1117:55 -

1 stop4h 00m

Deal found 17/9£104

Mon 12/1022:45 -

1 stop9h 55m

Mon 19/1020:40 -

1 stop10h 40m

Deal found 13/9£111

Mon 2/1118:25 -

1 stop17h 20m

Sun 8/1114:00 -

1 stop8h 55m

Deal found 18/9£114

Sat 10/1006:35 -

1 stop10h 15m

Mon 12/1020:40 -

1 stop10h 40m

Deal found 15/9£115

Sat 3/1022:00 -

1 stop14h 05m

Wed 7/1010:45 -

1 stop11h 55m

Deal found 18/9£123

Fri 2/1019:15 -

1 stop12h 05m

Mon 5/1020:40 -

1 stop10h 40m

Deal found 17/9£125

Sat 3/1013:15 -

1 stop6h 15m

Tue 13/1013:25 -

1 stop9h 25m

Deal found 14/9£126

Sat 19/918:30 -

1 stop13h 25m

Mon 21/920:40 -

1 stop10h 40m

Deal found 14/9£127

Find flight deals from Stansted to Portsmouth

Round-trip from	£104
One-way from	£57

6/11-9/11
2 total stops
17h 25m total
London to Portsmouth

Search Deals

easyJet
10/10-31/12
1 total stop
23h 35m total
London to Portsmouth

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Stansted Airport to Portsmouth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 10/10

12:30-12:05

1 stop23h 35m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£57

Fastest return journey

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Mon 12/10

22:45-08:40

1 stop9h 55m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£65

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Fri 25/9

22:10-11:45

1 stop13h 35m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£70

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 26/9

09:25-12:05

1 stop26h 40m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£71

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Fri 25/9

21:40-11:45

1 stop14h 05m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£85

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 10/10

18:50-07:55

2 stops13h 05m

Southampton Eastleigh

Wed 31/12

00:00-00:00

Nonstop0h 00m

£105

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Mon 12/10

22:45-08:40

1 stop9h 55m

Southampton Eastleigh

Mon 19/10

20:40-07:20

1 stop10h 40m

£111

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Mon 2/11

18:25-11:45

1 stop17h 20m

Southampton Eastleigh

Sun 8/11

14:00-22:55

1 stop8h 55m

£114

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 10/10

06:35-16:50

1 stop10h 15m

Southampton Eastleigh

Mon 12/10

20:40-07:20

1 stop10h 40m

£115

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 3/10

13:15-19:30

1 stop6h 15m

Southampton Eastleigh

Tue 13/10

13:25-22:50

1 stop9h 25m

£126

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Stansted to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Stansted with our price prediction graph.

STN-SOU

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 London Stansted Airport to Portsmouth

STN-P0R

STN-SOU

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

A simple way to save on the total cost of your ticket is to fly from London Stansted Airport to Portsmouth in the evening. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight at midday.

Related info for your journey

What are the cheapest flights from London Stansted Airport to Portsmouth?
The cheapest flight price from London Stansted Airport to Portsmouth is £549. On average you can expect to pay £600. The most popular route, (London Stansted - Southampton Eastleigh), can usually be booked for £104.
Can I find deals for flights from Stansted to Portsmouth that include hotel bookings?
Yes. In addition to deals on Stansted to Portsmouth flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Stansted to Portsmouth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stansted to Portsmouth.
Can I find deals for business class flights from Stansted to Portsmouth?
Yes. Cheapflights offers flight deals from Stansted 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Stansted to Portsmouth?

Cheapflights helps you search for flights from Stansted to Portsmouth via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Stansted to Portsmouth for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights offers price alerts on Stansted to Portsmouth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London Stansted Airport to Portsmouth from £57

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Stansted to Portsmouth

Cheapest flights from Stansted to PortsmouthExplore the most affordable flight options available from Stansted to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Stansted to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Stansted to PortsmouthDiscover carefully curated flight deals from Stansted to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Stansted to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Stansted to PortsmouthDiscover last-minute flight deals from Stansted to Portsmouth. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Stansted to Portsmouth. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Stansted to PortsmouthSearch for one-way flight options from Stansted to Portsmouth. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Stansted to Portsmouth. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Stansted to Portsmouth

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Stansted Airport to Portsmouth that are best for you.

Best time to book a flight from Stansted to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Stansted with our price prediction graph.

Cheapflights Insights

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

Find hourly flight availability from Stansted 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 18 September 2026.

A simple way to save on the total cost of your ticket is to fly from London Stansted Airport to Portsmouth in the evening. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight at midday.

Related info for your journey

What are the cheapest flights from London Stansted Airport to Portsmouth?

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

How can I find direct flights from Stansted to Portsmouth?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Stansted to Portsmouth

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

Complete your trip

Complete your trip to Portsmouth by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Stansted to Portsmouth by cabin class

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

Stansted and Portsmouth flights

Browse other Stansted and Portsmouth flight options. Last updated on 18 September 2026.

Other flights from Stansted

Browse through other flights departing from Stansted. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Stansted to Portsmouth flights

Consider these flights travelling from Stansted to Portsmouth.

Fly with Cheapflights

How does Cheapflights help users find flights from Stansted to Portsmouth?

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

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

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

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Book with Flexibility

Travel Smart

Cheapest flights from Stansted to Portsmouth
Explore the most affordable flight options available from Stansted to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Stansted to Portsmouth
Discover carefully curated flight deals from Stansted to Portsmouth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Stansted to Portsmouth
Discover last-minute flight deals from Stansted to Portsmouth. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Stansted to Portsmouth
Search for one-way flight options from Stansted to Portsmouth. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.