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Cheap flights from Southampton to Porto from £108

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — OPO
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Southampton to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 February 2025.

Round-trip from

£172

One-way from

£108

Popular in

September

Cheapest in

March

Average price

£359
12/5-16/5
  • 12/5-16/5
  • 2 total stops
  • 35h 35m total
  • Southampton to Porto
Search Deals
KLM
  • KLM
  • 24/3
  • 1 total stop
  • 15h 45m total
  • Southampton to Porto
Search Deals
Highest demand for flights based on searches. 41% potential increase in price (£238 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 24% potential price decrease (£67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Southampton to Porto

Cheapest flights from Southampton to Porto
Explore the most affordable flight options available from Southampton to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 12/519:25SOU - OPO
1 stop22h 50mMultiple Airlines
Fri 16/506:10OPO - SOU
1 stop12h 45mMultiple Airlines
Deal found 20/2£172
Tue 1/409:20SOU - OPO
1 stop6h 15mKLM
Fri 4/420:35OPO - SOU
1 stop12h 10mKLM
Deal found 20/2£179

Find flights from Southampton to Porto within your budget

Customise your flight search to find flights from Southampton to Porto 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 21 February 2025.

Fly from

Southampton

Fly to

Porto

Route

Depart

Return

Price

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Mon 12/5

19:25-18:15

1 stop22h 50m

Porto

Fri 16/5

06:10-18:55

1 stop12h 45m

£172

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Tue 1/4

09:20-15:35

1 stop6h 15m

Porto

Fri 4/4

20:35-08:45

1 stop12h 10m

£179

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Mon 24/3

17:20-09:05

1 stop15h 45m

£108

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Tue 11/3

19:55-17:40

2 stops21h 45m

£356

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Southampton to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Southampton 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.

Travel insights for flights from Southampton to Porto

Get recent, data-driven insights about flights from Southampton to Porto including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Southampton to Porto?

Currently, February is the cheapest month in which you can book a flight from Southampton to Porto (average of £66). Flying from Southampton to Porto in August is currently the most expensive (average of £258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, 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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 21 February 2025.
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,762 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

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

  • What is the cheapest airline to fly from Southampton to Porto round-trip?

    KLM, at £179, was found to be the cheapest airline from Southampton to Porto.. KLM is priced at 58% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Southampton to Porto that include hotel bookings?

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

  • How can I find direct flights from Southampton to Porto?

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

  • Can I find deals for business class flights from Southampton to Porto?

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

  • What is the cheapest month to book a flight from Southampton to Porto?

    Currently, February is the cheapest month in which you can book a flight from Southampton to Porto (average of £66). Flying from Southampton to Porto in August is currently the most expensive (average of £258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Southampton?

Book flights to Southampton if you plan to visit one of these locations
Coimbra
Viseu
Guimarães
Vila Nova de Gaia
Aveiro

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Top airline flying from Southampton to Porto

Discover the top airline that operate flights from Southampton to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£190Average£364FlexibilityNo cancel feeOn-time75%
Search KLM 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 Southampton to Porto?

Deals for Southampton to Porto flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Porto?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Porto.

Can Cheapflights find flights from Southampton to Porto with no change fees?

Need flexible booking options for your flight to Porto from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Porto become cheaper?

Of course! You can now track prices for flights from Southampton to Porto and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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