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Cheap flights from Southampton to Porto from £50

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Porto departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Southampton to Porto

Cheap return flights

Multiple Airlines Logo
18:55 - 07:15SOU-OPO
12h 20m1 stop
Multiple Airlines Logo
21:55 - 08:40OPO-SOU
10h 45m1 stop
£138Multiple Airlines
Find Deal
Sat, 18 Oct - Sat, 25 Oct
Multiple Airlines Logo
19:55 - 08:10SOU-OPO
12h 15m1 stop
Multiple Airlines Logo
15:35 - 19:20OPO-SOU
27h 45m2 stops
£157Multiple Airlines
Find Deal
Mon, 17 Nov - Sun, 23 Nov
Multiple Airlines Logo
08:10 - 09:35SOU-OPO
25h 25m2 stops
Multiple Airlines Logo
06:15 - 19:20OPO-SOU
13h 05m1 stop
£161Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 3 Nov
Multiple Airlines Logo
19:50 - 08:10SOU-OPO
12h 20m1 stop
Multiple Airlines Logo
08:45 - 19:20OPO-SOU
10h 35m1 stop
£166Multiple Airlines
Find Deal
Fri, 30 Jan - Mon, 2 Feb
Multiple Airlines Logo
19:50 - 07:15SOU-OPO
11h 25m1 stop
Multiple Airlines Logo
06:15 - 19:20OPO-SOU
13h 05m1 stop
£167Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 3 Nov
easyJet Logo
13:45 - 07:55SOU-OPO
18h 10m1 stop
easyJet Logo
11:25 - 07:40OPO-SOU
20h 15m1 stop
£199easyJet
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Thu, 16 Oct - Sun, 19 Oct
KLM Logo
18:05 - 10:30SOU-OPO
16h 25m1 stop
KLM Logo
06:00 - 17:00OPO-SOU
11h 00m1 stop
£246KLM
Find Deal
Mon, 17 Nov - Sat, 22 Nov
KLM Logo
18:05 - 10:30SOU-OPO
16h 25m1 stop
KLM Logo
16:10 - 08:10OPO-SOU
16h 00m1 stop
£258KLM
Find Deal
Sun, 16 Nov - Mon, 24 Nov
KLM Logo
18:05 - 10:30SOU-OPO
16h 25m1 stop
KLM Logo
16:10 - 08:10OPO-SOU
16h 00m1 stop
£280KLM
Find Deal
Mon, 17 Nov - Sun, 23 Nov
KLM Logo
09:30 - 15:25SOU-OPO
5h 55m1 stop
KLM Logo
16:10 - 08:10OPO-SOU
16h 00m1 stop
£293KLM
Find Deal
Sun, 16 Nov - Sun, 23 Nov

KLM flights from Southampton to Porto

Our best KLM deals on Southampton to Porto flight tickets
KLM
17 Nov
SOU18:05Southampton Eastleigh
16h 25m
1 stop
OPO10:30Porto
22 Nov
OPO06:00Porto
11h 00m
1 stop
SOU17:00Southampton Eastleigh
£246
Find similar
KLM
16 Nov
SOU18:05Southampton Eastleigh
16h 25m
1 stop
OPO10:30Porto
24 Nov
OPO16:10Porto
16h 00m
1 stop
SOU08:10Southampton Eastleigh
£258
Find similar
KLM
17 Nov
SOU18:05Southampton Eastleigh
16h 25m
1 stop
OPO10:30Porto
23 Nov
OPO16:10Porto
16h 00m
1 stop
SOU08:10Southampton Eastleigh
£280
Find similar

momondo Fare Finder

 
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, momondo users made 279,928 searches. Data last updated 19 September 2025.
Use the filters below to find and compare flights from Southampton to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Sat 18/10

18:55-07:15

1 stop12h 20m

Porto

Sat 25/10

21:55-08:40

1 stop10h 45m

£138

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Mon 17/11

19:55-08:10

1 stop12h 15m

Porto

Sun 23/11

15:35-19:20

2 stops27h 45m

£157

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Fri 31/10

08:10-09:35

2 stops25h 25m

Porto

Mon 3/11

06:15-19:20

1 stop13h 05m

£161

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Fri 30/1

19:50-08:10

1 stop12h 20m

Porto

Mon 2/2

08:45-19:20

1 stop10h 35m

£166

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Fri 31/10

19:50-07:15

1 stop11h 25m

Porto

Mon 3/11

06:15-19:20

1 stop13h 05m

£167

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Thu 16/10

13:45-07:55

1 stop18h 10m

Porto

Sun 19/10

11:25-07:40

1 stop20h 15m

£199

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Mon 17/11

18:05-10:30

1 stop16h 25m

Porto

Sat 22/11

06:00-17:00

1 stop11h 00m

£246

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Sun 16/11

18:05-10:30

1 stop16h 25m

Porto

Mon 24/11

16:10-08:10

1 stop16h 00m

£258

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Mon 17/11

18:05-10:30

1 stop16h 25m

Porto

Sun 23/11

16:10-08:10

1 stop16h 00m

£280

SouthamptonPorto

SOU - OPO

SOUOPO

Southampton Eastleigh

Sun 16/11

09:30-15:25

1 stop5h 55m

Porto

Sun 23/11

16:10-08:10

1 stop16h 00m

£293

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to Porto from

How to get the cheapest flight ticket from Southampton to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Porto?

According to our data, Tuesday is the cheapest day to fly to Porto from Southampton. The lowest ticket price found for a Tuesday departure recently was £157. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around £195. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

Our data shows that the cheapest Southampton to Porto flights are usually those with departure times at midday. Our users have found flights to Porto at midday for as low as £125. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £216 on average. Flights to Porto from Southampton in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Southampton to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Porto (SOU to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Porto

Direct flights

None
There are no direct flights from Southampton to Porto. There are no popular flight routes from Southampton to Porto.
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  • How far is Southampton Eastleigh to Porto by plane?

    The distance between Southampton Eastleigh and Porto is about 756.3 mi. Typically, this will take 5h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Porto Airport?

    Prices for flights from Southampton Eastleigh Airport to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Porto Airport?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Porto Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Southampton to Porto?

Best airlines flying from Southampton to Porto

Compare and see reviews for airlines that fly from Southampton to Porto with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £177Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Braga
Coimbra
Vila Nova de Gaia
Viseu
Aveiro
Matosinhos
Espinho
Esposende
Guimarães
Ponte de Lima
Caminha
Curia
Pinhao
Baiao
Chaves
Mesao Frio
Penafiel
Lamego
Mira

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Porto?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Southampton to Porto . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Southampton to Porto with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Southampton to Porto flights to just show those with flexible booking policies.

How can momondo help me find flights from Southampton to Porto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Southampton to Porto.

I’m not ready to book a flight from Southampton to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto from Southampton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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