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).

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.

£44+ Cheap Flights from London Stansted Airport to Portsmouth

Cheap flight deals from Stansted to Portsmouth

Enter your travel dates to find the best prices.

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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 30 August 2026.

Sat 3/1022:00 -

1 stop14h 05m

Sat 10/1012:15 -

1 stop9h 20m

Deal found 28/8£109

Sat 10/1007:50 -

1 stop3h 55m

Sat 17/1012:15 -

1 stop9h 20m

Deal found 27/8£109

Fri 4/1218:20 -

1 stop13h 25m

Mon 7/1217:55 -

1 stop4h 00m

Deal found 28/8£121

Tue 6/1007:10 -

1 stop5h 40m

Tue 13/1009:15 -

1 stop12h 05m

Deal found 28/8£122

Sat 3/1019:35 -

1 stop13h 50m

Mon 5/1012:55 -

1 stop10h 45m

Deal found 29/8£123

Mon 12/1006:05 -

1 stop6h 20m

Mon 19/1020:40 -

1 stop10h 40m

Deal found 27/8£124

Thu 22/1021:55 -

1 stop10h 50m

Mon 26/1017:55 -

1 stop4h 00m

Deal found 26/8£129

Thu 8/1021:55 -

1 stop10h 50m

Thu 15/1009:20 -

1 stop8h 15m

Deal found 28/8£130

Find flight deals from Stansted to Portsmouth

Round-trip from	£109
One-way from	£44

3/10-10/10
2 total stops
23h 25m total
London to Portsmouth

Search Deals

easyJet
9/10
1 total stop
13h 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.

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LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 10/10

07:50-11:45

1 stop3h 55m

Southampton Eastleigh

Sat 17/10

12:15-21:35

1 stop9h 20m

£110

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Fri 4/12

18:20-07:45

1 stop13h 25m

Southampton Eastleigh

Mon 7/12

17:55-21:55

1 stop4h 00m

£121

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Mon 12/10

06:05-12:25

1 stop6h 20m

Southampton Eastleigh

Mon 19/10

20:40-07:20

1 stop10h 40m

£124

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Tue 6/10

07:10-12:50

1 stop5h 40m

Southampton Eastleigh

Tue 13/10

13:25-22:50

1 stop9h 25m

£125

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Thu 8/10

21:55-08:45

1 stop10h 50m

Southampton Eastleigh

Thu 15/10

09:20-17:35

1 stop8h 15m

£130

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 26/9

13:15-19:30

1 stop6h 15m

Southampton Eastleigh

Mon 28/9

20:40-07:20

1 stop10h 40m

£138

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 26/9

13:15-19:30

1 stop6h 15m

Southampton Eastleigh

Sat 3/10

07:50-22:55

1 stop15h 05m

£142

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Fri 25/9

21:40-11:45

1 stop14h 05m

Southampton Eastleigh

Fri 2/10

14:30-22:35

1 stop8h 05m

£145

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Fri 2/10

22:30-07:20

1 stop8h 50m

Southampton Eastleigh

Thu 8/10

11:40-20:20

1 stop8h 40m

£150

Cheapest one-way

LondonSouthampton

STN London Stansted - SOU Southampton Eastleigh

STNSOU

London Stansted

Sat 3/10

12:30-12:05

1 stop23h 35m

£44

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 18 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 morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at midday.

Related info for your journey

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.

Browse thousands of different options on Cheapflights for your next trip

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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.

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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 £44

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 3/10. 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 30 August 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 30 August 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 30 August 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 30 August 2026.

Last-minute flights from Stansted to PortsmouthDiscover last-minute flight deals from Stansted to Portsmouth. Data last updated 30 August 2026 and is based on user searches.

Discover last-minute flight deals from Stansted to Portsmouth. Data last updated 30 August 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 30 August 2026.

Search for one-way flight options from Stansted to Portsmouth. Find affordable one-way fares based on user searches. Data last updated 30 August 2026.

Find flight deals from Stansted to Portsmouth

Round-trip from

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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 30 August 2026.

A simple way to save on the total cost of your ticket is to fly from London Stansted Airport to Portsmouth in the morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at midday.

Related info for your journey

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 30 August 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 30 August 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.

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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

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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 30 August 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 30 August 2026.

Last-minute flights from Stansted to Portsmouth
Discover last-minute flight deals from Stansted to Portsmouth. Data last updated 30 August 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 30 August 2026.