Find flights
When to book
FAQs

Cheap flights from London Stansted Airport to Portsmouth from £50

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
STN — LHR
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to Portsmouth

Enter your travel dates to find the best prices.

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 23 March 2026.

Thu 23/417:00
STN
-
SOU
1 stop14h 25m
Multiple Airlines
Mon 27/420:40
SOU
-
STN
1 stop10h 40m
Multiple Airlines
Deal found 19/3£127
Thu 23/421:55
STN
-
SOU
1 stop10h 50m
Multiple Airlines
Thu 30/409:25
SOU
-
STN
1 stop12h 10m
Multiple Airlines
Deal found 19/3£128
Fri 24/422:30
STN
-
SOU
1 stop8h 50m
Multiple Airlines
Mon 27/420:40
SOU
-
STN
1 stop10h 40m
Multiple Airlines
Deal found 20/3£130
Fri 24/422:30
STN
-
SOU
1 stop8h 50m
Multiple Airlines
Tue 28/418:10
SOU
-
STN
1 stop18h 40m
Multiple Airlines
Deal found 22/3£136
Fri 1/519:15
STN
-
SOU
1 stop12h 05m
Multiple Airlines
Tue 5/513:25
SOU
-
STN
1 stop9h 25m
Multiple Airlines
Deal found 22/3£139
Fri 17/422:30
STN
-
SOU
1 stop9h 50m
easyJet
Fri 24/408:00
SOU
-
STN
1 stop13h 55m
easyJet
Deal found 20/3£144

Find flight deals from Stansted to Portsmouth

Keep the following information in mind while searching for Stansted to Portsmouth flight deals. Data was last updated 23 March 2026.

Round-trip from

£126

One-way from

£50
23/4-30/4
  • 23/4-30/4
  • 2 total stops
  • 17h 50m total
  • London to Portsmouth
Search Deals
easyJet
  • easyJet
  • 17/4
  • 1 total stop
  • 9h 50m total
  • London to Portsmouth
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted 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 858,174 searches. Data last updated 23 March 2026.
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 - SOU

STNSOU

London Stansted

Thu 23/4

21:55-08:45

1 stop10h 50m

Southampton Eastleigh

Thu 30/4

09:25-21:35

1 stop12h 10m

£128
Fastest return journey

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Fri 24/4

22:30-07:20

1 stop8h 50m

Southampton Eastleigh

Mon 27/4

20:40-07:20

1 stop10h 40m

£130

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Fri 1/5

19:15-07:20

1 stop12h 05m

Southampton Eastleigh

Tue 5/5

13:25-22:50

1 stop9h 25m

£139

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Fri 17/4

22:30-08:20

1 stop9h 50m

Southampton Eastleigh

Fri 24/4

08:00-21:55

1 stop13h 55m

£144

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Sun 3/5

06:45-17:50

1 stop11h 05m

Southampton Eastleigh

Sun 10/5

12:35-07:35

2 stops19h 00m

£162

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Thu 28/5

18:00-09:25

2 stops15h 25m

Southampton Eastleigh

Sun 31/5

18:20-23:15

1 stop4h 55m

£169
Cheapest one-way
Fastest single journey

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Fri 17/4

22:30-08:20

1 stop9h 50m

£50

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Wed 6/5

18:20-08:35

1 stop14h 15m

£61

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Sat 9/5

18:30-07:55

1 stop13h 25m

£65

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Sun 3/5

06:45-17:50

1 stop11h 05m

£85

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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.
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

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 23 March 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 23% on your trip compared to booking a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Stansted to Portsmouth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Stansted Airport to Portsmouth?

    Departing from London Stansted Airport to Portsmouth will take you 9h 50m. There are 94 mi between London Stansted Airport and Portsmouth.

  • 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

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.
Stansted to Edinburgh flights
Gatwick to Edinburgh flights
Luton to Edinburgh flights
Heathrow to Edinburgh flights
London City to Edinburgh flights
Heathrow to Newcastle upon Tyne flights
Heathrow to Manchester flights
Gatwick to Manchester flights
London City to Manchester flights
Luton to Manchester flights
Heathrow to Newquay flights
Stansted to Manchester flights
Heathrow to Gatwick flights
Stansted to Newcastle upon Tyne flights
Gatwick to Newcastle upon Tyne flights
London City to Newquay flights
Luton to Newcastle upon Tyne flights
London City to Newcastle upon Tyne flights
Gatwick to Newquay flights
Heathrow to Liverpool flights
Luton to Newquay flights
London City to Liverpool flights
Luton to Liverpool flights
Stansted to Liverpool flights
Gatwick to Liverpool flights
Southend to Edinburgh flights
Gatwick to Heathrow flights
Southend to Manchester flights
Stansted to Newquay flights
Heathrow to Leeds flights
Gatwick to Bristol flights
Heathrow to Southampton flights
Stansted to Leeds flights
Heathrow to Birmingham flights
London City to Bristol flights
Luton to Leeds flights
Gatwick to Leeds flights
London City to Leeds flights
Gatwick to Birmingham flights
London City to Birmingham flights
Heathrow to Bristol flights
Gatwick to Southampton flights
London City to Exeter flights
Southend to Newcastle upon Tyne flights
London City to Southampton flights
Stansted to East Midlands flights
Luton to Birmingham flights
Stansted to Birmingham flights
Gatwick to East Midlands flights
Luton to Bristol flights

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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.