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.

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).

What is the cheapest time of day to fly from SOU to OPO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southampton to Porto as you normally would.

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.

£172+ Cheap Flights from Southampton to Porto

Cheap flight deals from Southampton to Porto

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 24 September 2026.

Sat 7/1108:20 -

2 stops11h 05m

Sat 14/1119:50 -

1 stop12h 55m

Deal found 23/9£172

Sat 7/1108:20 -

2 stops11h 05m

Tue 10/1113:45 -

2 stops19h 00m

Deal found 24/9£176

Sat 31/1008:20 -

2 stops35h 00m

Sat 7/1119:50 -

1 stop12h 55m

Deal found 20/9£180

Fri 27/1117:15 -

1 stop6h 00m

Mon 30/1112:00 -

1 stop23h 45m

Deal found 22/9£205

Thu 5/1117:10 -

1 stop4h 50m

Thu 12/1105:55 -

1 stop10h 25m

Deal found 21/9£231

Tue 22/918:10 -

1 stop15h 00m

Tue 29/907:55 -

1 stop9h 20m

Deal found 21/9£233

Find flight deals from Southampton to Porto

Round-trip from	£172
Popular in	December
Cheapest in	January
Average price	£151

7/11-14/11
3 total stops
24h 00m total
Southampton to Porto

Search Deals

High demand for flights, 7% potential price rise

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Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Sat 7/11

08:20-19:25

2 stops11h 05m

Porto

Sat 14/11

19:50-08:45

1 stop12h 55m

£172

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Sat 31/10

08:20-19:20

2 stops35h 00m

Porto

Sat 7/11

19:50-08:45

1 stop12h 55m

£180

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Sat 7/11

09:20-19:25

1 stop10h 05m

Porto

Tue 10/11

13:45-08:45

2 stops19h 00m

£181

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Fri 27/11

17:15-23:15

1 stop6h 00m

Porto

Mon 30/11

12:00-11:45

1 stop23h 45m

£205

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Fri 27/11

15:00-22:45

1 stop7h 45m

Porto

Mon 30/11

19:10-11:45

2 stops16h 35m

£205

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Tue 23/3

08:40-15:25

1 stop6h 45m

Porto

Tue 13/4

18:55-08:45

1 stop13h 50m

£225

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Mon 22/3

17:30-10:30

1 stop17h 00m

Porto

Tue 13/4

18:55-17:00

1 stop22h 05m

£225

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Mon 22/3

17:30-22:30

1 stop5h 00m

Porto

Wed 14/4

16:20-08:45

1 stop16h 25m

£225

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Thu 5/11

17:10-22:00

1 stop4h 50m

Porto

Thu 12/11

05:55-16:20

1 stop10h 25m

£231

Fastest return journey

SouthamptonPorto

SOU Southampton Eastleigh - OPO Porto

SOUOPO

Southampton Eastleigh

Tue 29/9

08:55-20:05

2 stops11h 10m

Porto

Wed 31/12

00:00-00:00

Nonstop0h 00m

£756

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Sorted by cheapest first

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.

SOU-OPO

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.

Related info for your journey

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.

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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?

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Cheap flights from Southampton to Porto from £172

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to Porto

Cheapest flights from Southampton to PortoExplore 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 24 September 2026.

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 24 September 2026.

Best flights from Southampton to PortoDiscover carefully curated flight deals from Southampton to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Discover carefully curated flight deals from Southampton to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Last-minute flights from Southampton to PortoDiscover last-minute flight deals from Southampton to Porto. Data last updated 24 September 2026 and is based on user searches.

Discover last-minute flight deals from Southampton to Porto. Data last updated 24 September 2026 and is based on user searches.

One-way flights from Southampton to PortoSearch for one-way flight options from Southampton to Porto. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.

Search for one-way flight options from Southampton to Porto. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.

Find flight deals from Southampton to Porto

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Best time to book a flight from Southampton to Porto

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Related info for your journey

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

How can I find direct flights from Southampton to Porto?

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

Travelling to a place near Porto?

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 Southampton to Porto

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

Complete your trip

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

Direct flights to Portugal

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

Search flights from Southampton to Porto by cabin class

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

Southampton and Porto flights

Browse other Southampton and Porto flight options. Last updated on 24 September 2026.

Other flights from Southampton

Browse through other flights departing from Southampton. Flights are based on user searches made on Cheapflights and were last updated on 24 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Porto

Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 24 September 2026.

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How does Cheapflights help users find flights from Southampton to Porto?

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

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

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

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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 24 September 2026.

Best flights from Southampton to Porto
Discover carefully curated flight deals from Southampton to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 September 2026.

Last-minute flights from Southampton to Porto
Discover last-minute flight deals from Southampton to Porto. Data last updated 24 September 2026 and is based on user searches.

One-way flights from Southampton to Porto
Search for one-way flight options from Southampton to Porto. Find affordable one-way fares based on user searches. Data last updated 24 September 2026.