In terms of precipitation, rainfall in Southampton 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 Southampton when rainfall is around 25.0 mm.

If weather is an important factor for your trip to Southampton, 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).

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

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

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

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

How can I find direct flights from Porto to Southampton?

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

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

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

£87+ Cheap Flights from Porto to Southampton

Cheap flight deals from Porto to Southampton

Enter your travel dates to find the best prices.

One-way

One-way flights from Porto to Southampton
Search for one-way flight options from Porto to Southampton. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.

Thu 17/917:20 -

1 stop15h 25m

Deal found 30/8£87

Fri 25/921:30 -

2 stops22h 00m

Deal found 30/8£118

Fri 25/918:00 -

1 stop24h 55m

Deal found 30/8£134

Wed 14/1019:10 -

1 stop13h 25m

Deal found 30/8£184

Tue 15/920:40 -

2 stops20h 10m

Deal found 30/8£353

Sat 31/1020:00 -

2 stops18h 30m

Deal found 29/8£355

Sat 19/915:30 -

2 stops17h 05m

Deal found 30/8£370

Find flight deals from Porto to Southampton

Popular in	August
Cheapest in	January
Average price	£93

Highest demand for flights based on searches. 11% potential increase in price (£10 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£3 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 one-way

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Fri 25/9

18:00-18:55

1 stop24h 55m

£134

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Wed 14/10

19:10-08:35

1 stop13h 25m

£184

Fastest single journey

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Wed 16/9

05:05-16:50

2 stops11h 45m

£487

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Wed 16/9

05:00-08:35

1 stop27h 35m

£776

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Sat 19/9

19:00-08:45

1 stop13h 45m

£776

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Thu 17/9

19:10-08:35

1 stop13h 25m

£776

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Sorted by cheapest first

Best time to book a flight from Porto to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Porto with our price prediction graph.

OPO-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.

Related info for your journey

Can I find deals for flights from Porto to Southampton that include hotel bookings?
Yes. In addition to deals on Porto to Southampton flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Porto to Southampton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Southampton.
Can I find deals for business class flights from Porto to Southampton?
Yes. Cheapflights offers flight deals from Porto to Southampton 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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How does Cheapflights help users find flights from Porto to Southampton?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Porto to Southampton. 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 Porto to Southampton?

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 Porto to Southampton.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Porto to Southampton flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Porto to Southampton 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 Porto to Southampton from £87

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Porto to Southampton

One-way flights from Porto to SouthamptonSearch for one-way flight options from Porto to Southampton. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.

Search for one-way flight options from Porto to Southampton. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.

Find flight deals from Porto to Southampton

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto to Southampton that are best for you.

Best time to book a flight from Porto to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Porto with our price prediction graph.

Related info for your journey

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

How can I find direct flights from Porto to Southampton?

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

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 Porto to Southampton

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

Complete your trip

Complete your trip to Southampton 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 Porto to Southampton by cabin class

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

Porto and Southampton flights

Browse other Porto and Southampton flight options. Last updated on 3 September 2026.

Other flights from Porto

Browse through other flights departing from Porto. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Southampton

Explore flights to Southampton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.

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

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

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

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

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One-way flights from Porto to Southampton
Search for one-way flight options from Porto to Southampton. Find affordable one-way fares based on user searches. Data last updated 3 September 2026.