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Cheap flights from Porto to Southampton from £145

OPO — SOU
14 Oct — 21 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Southampton

Sun 25/1020:35 -
1 stop12h 15m
Sun 1/1116:15 -
1 stop15h 30m
Deal found 10/9£145
Mon 2/1112:00 -
1 stop23h 45m
Sun 8/1116:05 -
1 stop15h 40m
Deal found 12/9£156
Sat 3/1021:35 -
2 stops14h 30m
Mon 5/1019:20 -
2 stops25h 55m
Deal found 10/9£172
Fri 18/909:45 -
1 stop21h 35m
Mon 21/920:40 -
1 stop26h 25m
Deal found 11/9£188
Fri 18/922:00 -
2 stops33h 55m
Mon 21/919:20 -
1 stop12h 40m
Deal found 11/9£189

Find flight deals from Porto to Southampton

Round-trip from

£145

Popular in

August

Cheapest in

January

Average price

£91
25/10-1/11
  • 25/10-1/11
  • 2 total stops
  • 27h 45m total
  • Porto to Southampton
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Highest demand for flights based on searches. 9% potential increase in price (£8 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Sun 25/10

20:35-08:50

1 stop12h 15m

Southampton Eastleigh

Sun 1/11

16:15-07:45

1 stop15h 30m

£145

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Mon 2/11

12:00-11:45

1 stop23h 45m

Southampton Eastleigh

Sun 8/11

16:05-07:45

1 stop15h 40m

£156
Fastest return journey

PortoSouthampton

OPO Porto - SOU Southampton Eastleigh

OPOSOU

Porto

Sat 3/10

21:35-12:05

2 stops14h 30m

Southampton Eastleigh

Mon 5/10

19:20-08:00

1 stop12h 40m

£194

Flights are sorted by cheapest return flights first.

Deals found on 10/9

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.
Estimated return price

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.

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