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Cheap flights from Portsmouth to London Stansted Airport from £139

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STN
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Stansted

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Stansted
Explore the most affordable flight options available from Portsmouth to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2026.

Wed 8/412:30
SOU
-
STN
1 stop10h 10m
Multiple Airlines
Wed 15/412:25
STN
-
SOU
2 stops20h 10m
Multiple Airlines
Deal found 11/3£139
Fri 10/408:00
SOU
-
STN
1 stop13h 55m
easyJet
Fri 17/422:30
STN
-
SOU
1 stop9h 50m
easyJet
Deal found 13/3£147
Fri 3/408:00
SOU
-
STN
1 stop14h 45m
Multiple Airlines
Fri 17/408:05
STN
-
SOU
1 stop24h 15m
Multiple Airlines
Deal found 13/3£157
Mon 23/316:05
SOU
-
STN
1 stop5h 15m
Multiple Airlines
Tue 24/306:30
STN
-
SOU
1 stop5h 25m
Multiple Airlines
Deal found 9/3£158
Fri 10/408:00
SOU
-
STN
2 stops14h 25m
Multiple Airlines
Fri 17/422:30
STN
-
SOU
1 stop9h 50m
Multiple Airlines
Deal found 11/3£174
Tue 7/413:25
SOU
-
STN
1 stop9h 25m
Multiple Airlines
Tue 14/419:20
STN
-
SOU
1 stop16h 40m
Multiple Airlines
Deal found 10/3£175

Find flight deals from Portsmouth to Stansted

Keep the following information in mind while searching for Portsmouth to Stansted flight deals. Data was last updated 13 March 2026.

Round-trip from

£139
8/4-15/4
  • 8/4-15/4
  • 3 total stops
  • 30h 20m total
  • Portsmouth to London
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Stansted 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 13 March 2026.
Use the filters below to find and compare flights from Portsmouth to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Wed 8/4

12:30-22:40

1 stop10h 10m

London Stansted

Wed 15/4

18:20-08:35

1 stop14h 15m

£142

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Sat 25/4

07:50-23:05

1 stop15h 15m

London Stansted

Sat 2/5

22:00-12:05

1 stop14h 05m

£151
Fastest return journey

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Mon 23/3

16:05-21:20

1 stop5h 15m

London Stansted

Tue 24/3

06:30-11:55

1 stop5h 25m

£158

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Tue 5/5

13:25-21:20

2 stops7h 55m

London Stansted

Thu 4/6

06:05-11:05

1 stop5h 00m

£174

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Fri 10/4

08:00-22:25

2 stops14h 25m

London Stansted

Fri 17/4

22:30-08:20

1 stop9h 50m

£177

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Wed 25/3

12:25-18:20

1 stop5h 55m

London Stansted

Sun 29/3

06:35-08:40

1 stop26h 05m

£184

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Sat 4/4

09:20-14:15

1 stop4h 55m

London Stansted

Wed 8/4

22:45-08:40

1 stop9h 55m

£194

Flights are sorted by cheapest return flights first.

Deals found on 11/3

Sorted by cheapest first

Best time to book a flight from Portsmouth to Stansted

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

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

Find hourly flight availability from Portsmouth to Stansted. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 March 2026.

When flying from Portsmouth to London Stansted Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

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

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

  • How can I find direct flights from Portsmouth to Stansted?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Stansted by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near London Stansted Airport?

Book flights to London Stansted Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Chelmsford
Eastbourne
Ipswich
Bedford
Romford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Stansted

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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Stansted. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Stansted from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Portsmouth to Stansted with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Stansted from Portsmouth today and book when prices fit your budget.

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