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Cheap flights from London Southend Airport to Porto from £45

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — OPO
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southend to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Round-trip from

£111

One-way from

£45

Popular in

August

Cheapest in

January

Average price

£163
6/10-15/10
  • 6/10-15/10
  • 2 total stops
  • 18h 15m total
  • London to Porto
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12/10
  • 12/10
  • 1 total stop
  • 12h 35m total
  • London to Porto
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£32 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Southend to Porto

Cheapest flights from Southend to Porto
Explore the most affordable flight options available from Southend to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Mon 6/1020:05SEN - OPO
1 stop12h 00mMultiple Airlines
Wed 15/1010:15OPO - SEN
1 stop6h 15mMultiple Airlines
Deal found 17/9£111
Mon 6/1020:05SEN - OPO
1 stop12h 00mMultiple Airlines
Fri 10/1008:35OPO - SEN
1 stop7h 50mMultiple Airlines
Deal found 17/9£117
Thu 13/1106:50SEN - OPO
1 stop14h 55mMultiple Airlines
Sun 16/1106:00OPO - SEN
1 stop14h 15mMultiple Airlines
Deal found 17/9£119
Sat 8/1106:30SEN - OPO
1 stop6h 05mMultiple Airlines
Sun 9/1108:45OPO - SEN
1 stop11h 30mMultiple Airlines
Deal found 17/9£120
Wed 22/1015:40SEN - OPO
1 stop6h 35mMultiple Airlines
Sun 9/1108:45OPO - SEN
1 stop11h 30mMultiple Airlines
Deal found 17/9£128
Mon 13/1020:05SEN - OPO
1 stop12h 00mMultiple Airlines
Mon 20/1009:15OPO - SEN
1 stop7h 10mMultiple Airlines
Deal found 17/9£131
Wed 15/1015:40SEN - OPO
1 stop6h 35mMultiple Airlines
Sun 19/1007:40OPO - SEN
1 stop8h 45mMultiple Airlines
Deal found 17/9£137
Sun 9/1115:15SEN - OPO
1 stop6h 00mMultiple Airlines
Sun 16/1106:00OPO - SEN
1 stop14h 15mMultiple Airlines
Deal found 17/9£144

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend 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, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from London Southend Airport to Porto that are best for you.

Fly from

Southend

Fly to

Porto

Route

Depart

Return

Price

LondonPorto

SEN - OPO

SENOPO

London Southend

Mon 6/10

20:05-08:05

1 stop12h 00m

Porto

Wed 15/10

10:15-16:30

1 stop6h 15m

£111

LondonPorto

SEN - OPO

SENOPO

London Southend

Thu 13/11

06:50-21:45

1 stop14h 55m

Porto

Sun 16/11

06:00-20:15

1 stop14h 15m

£119

LondonPorto

SEN - OPO

SENOPO

London Southend

Sat 8/11

06:30-12:35

1 stop6h 05m

Porto

Sun 9/11

06:00-20:15

1 stop14h 15m

£125

LondonPorto

SEN - OPO

SENOPO

London Southend

Wed 22/10

15:40-22:15

1 stop6h 35m

Porto

Sun 9/11

08:45-20:15

1 stop11h 30m

£128

LondonPorto

SEN - OPO

SENOPO

London Southend

Mon 13/10

20:05-08:05

1 stop12h 00m

Porto

Mon 20/10

09:15-16:25

1 stop7h 10m

£131

LondonPorto

SEN - OPO

SENOPO

London Southend

Wed 15/10

15:40-22:15

1 stop6h 35m

Porto

Sun 19/10

07:40-16:25

1 stop8h 45m

£137

LondonPorto

SEN - OPO

SENOPO

London Southend

Wed 1/10

15:40-22:15

1 stop6h 35m

Porto

Wed 15/10

10:15-16:30

1 stop6h 15m

£146

LondonPorto

SEN - OPO

SENOPO

London Southend

Wed 1/10

15:40-22:15

1 stop6h 35m

Porto

Wed 8/10

10:15-16:30

1 stop6h 15m

£155

LondonPorto

SEN - OPO

SENOPO

London Southend

Sun 12/10

20:05-08:40

1 stop12h 35m

£45

LondonPorto

SEN - OPO

SENOPO

London Southend

Mon 13/10

20:05-08:05

1 stop12h 00m

£51

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 20 results
1
2

Best time to book a flight from Southend to Porto

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

Find useful and relevant information for your journey from Southend to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from London Southend?

    Located just 6.8 mi from the city center, Porto is the airport most travelers will use when flying to Porto from London Southend. Booking flights from London Southend to Porto (OPO) should be relatively easy as there are 0 daily inbound flights from London Southend from 0 different airlines.

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

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

  • How can I find direct flights from Southend to Porto?

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

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

    Yes. Cheapflights offers flight deals from Southend 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.

  • What is the cheapest month to book a flight from London Southend Airport to Porto?

    Currently, February is the cheapest month in which you can book a flight from London Southend Airport to Porto (average of £66). Flying from London Southend Airport to Porto in August is currently the most expensive (average of £258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Guimarães
Chaves
Viseu
Vila Nova de Gaia
Aveiro

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Southend 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 Southend 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 Southend to Porto.

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

Yes, we can. To see specific flights from Southend to Porto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Southend to Porto on Cheapflights with our Price Alert feature and get notified when better prices are available.

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