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Cheap flights from Porto to London from £113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to London departing on 13/8. 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
1 adult, Economy, 0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:15 - 08:45
OPO
-
SOU
10h 30m
1 stop
Multiple Airlines Logo
09:25 - 16:05
SOU
-
OPO
6h 40m
1 stop
£129Multiple Airlines
Wed, 6 May - Thu, 14 May
Multiple Airlines Logo
14:15 - 08:35
OPO
-
SOU
18h 20m
2 stops
Multiple Airlines Logo
09:25 - 16:05
SOU
-
OPO
6h 40m
1 stop
£143Multiple Airlines
Wed, 6 May - Thu, 14 May
Multiple Airlines Logo
06:15 - 17:40
OPO
-
SOU
11h 25m
1 stop
Multiple Airlines Logo
18:10 - 09:40
SOU
-
OPO
15h 30m
1 stop
£161Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Multiple Airlines Logo
06:15 - 17:40
OPO
-
SOU
11h 25m
1 stop
Multiple Airlines Logo
18:10 - 09:40
SOU
-
OPO
15h 30m
1 stop
£167Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Multiple Airlines Logo
13:35 - 08:35
OPO
-
SOU
19h 00m
2 stops
Multiple Airlines Logo
15:35 - 06:50
SOU
-
OPO
15h 15m
2 stops
£168Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
06:15 - 17:40
OPO
-
SOU
11h 25m
1 stop
Multiple Airlines Logo
20:00 - 21:20
SOU
-
OPO
25h 20m
2 stops
£188Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Multiple Airlines Logo
14:50 - 08:45
OPO
-
SOU
17h 55m
1 stop
Multiple Airlines Logo
06:50 - 16:25
SOU
-
OPO
9h 35m
1 stop
£189Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
06:15 - 17:40
OPO
-
SOU
11h 25m
1 stop
Multiple Airlines Logo
20:00 - 21:20
SOU
-
OPO
25h 20m
2 stops
£191Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Multiple Airlines Logo
13:35 - 08:35
OPO
-
SOU
19h 00m
2 stops
Multiple Airlines Logo
15:35 - 10:10
SOU
-
OPO
18h 35m
3 stops
£194Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
14:40 - 08:45
OPO
-
SOU
18h 05m
2 stops
Multiple Airlines Logo
09:25 - 00:40
SOU
-
OPO
15h 15m
3 stops
£208Multiple Airlines
Wed, 6 May - Thu, 14 May

momondo Fare Finder

 
Customise your flight search to find flights from Porto to Southampton 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 March 2026.
Use the filters below to find and compare flights from Porto to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 6/5

22:15-08:45

1 stop10h 30m

Southampton Eastleigh

Thu 14/5

09:25-16:05

1 stop6h 40m

£129

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 6/5

14:15-08:35

2 stops18h 20m

Southampton Eastleigh

Thu 14/5

09:25-16:05

1 stop6h 40m

£143

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Sat 4/4

06:15-17:40

1 stop11h 25m

Southampton Eastleigh

Sat 11/4

18:10-09:40

1 stop15h 30m

£161

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Sat 4/4

06:15-17:40

1 stop11h 25m

Southampton Eastleigh

Sat 11/4

18:10-09:40

1 stop15h 30m

£167

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 29/4

13:35-08:35

2 stops19h 00m

Southampton Eastleigh

Wed 6/5

15:35-06:50

2 stops15h 15m

£168

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Sat 4/4

06:15-17:40

1 stop11h 25m

Southampton Eastleigh

Sat 11/4

20:00-21:20

2 stops25h 20m

£188

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 29/4

14:50-08:45

1 stop17h 55m

Southampton Eastleigh

Wed 6/5

06:50-16:25

1 stop9h 35m

£189

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Sat 4/4

06:15-17:40

1 stop11h 25m

Southampton Eastleigh

Sat 11/4

20:00-21:20

2 stops25h 20m

£191

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 29/4

13:35-08:35

2 stops19h 00m

Southampton Eastleigh

Wed 6/5

15:35-10:10

3 stops18h 35m

£194

PortoSouthampton

OPO - SOU

OPOSOU

Porto

Wed 6/5

14:40-08:45

2 stops18h 05m

Southampton Eastleigh

Thu 14/5

09:25-00:40

3 stops15h 15m

£208

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Porto to Southampton

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

Which airlines fly to Southampton?

easyJet, TAP AIR PORTUGAL and Ryanair are the top three most popular airlines that fly to Southampton from Porto according to our data. easyJet is the first choice among our users, with 32% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from Porto to Southampton

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

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

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

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from Porto to Southampton takes 11h 25m
There are no direct flights from Porto to Southampton. There are no popular flight routes from Porto to Southampton.
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  • How far is Porto to Southampton Eastleigh by plane?

    A flight from Porto to Southampton Eastleigh will travel around 756.3 mi. Flights usually cover this in 11h 25m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Porto Airport to Southampton Eastleigh Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Southampton Eastleigh Airport.

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

    The travel and health documents required for your trip to Southampton Eastleigh 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 Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southampton from Porto.

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

Flights from Porto to Southampton with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Porto and Southampton by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Porto to Southampton flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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