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Cheap flights from London to Porto from $75

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — OPO
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from London to Porto

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 12 September 2025.

Round-trip from

$166

One-way from

$75

Popular in

August

Cheapest in

January

Average price

$318

Good one-way deal

$189 or less
easyJet
  • easyJet
  • 6/10-8/10
  • Nonstop
  • 4h 50m total
  • London to Porto
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Ryanair
  • Ryanair
  • 4/10
  • Nonstop
  • 2h 25m total
  • London to Porto
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($136 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from London (LON) to Porto.
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Find flight deals from London to Porto

Cheapest flights from London to Porto
Explore the most affordable flight options available from London to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Mon 6/1006:10LGW - OPO
Nonstop2h 25measyJet
Wed 8/1006:55OPO - LGW
Nonstop2h 25measyJet
Deal found 11/9$166
Sun 2/1113:15LTN - OPO
Nonstop2h 25measyJet
Fri 7/1120:20OPO - LTN
Nonstop2h 35measyJet
Deal found 10/9$166
Tue 7/1009:15LGW - OPO
Nonstop2h 25measyJet
Wed 15/1006:55OPO - LGW
Nonstop2h 25measyJet
Deal found 11/9$167
Mon 6/1006:10LGW - OPO
Nonstop2h 25measyJet
Thu 9/1006:40OPO - LGW
Nonstop2h 20measyJet
Deal found 11/9$169
Fri 3/1020:30STN - OPO
Nonstop2h 25mRyanair
Sun 5/1005:55OPO - STN
Nonstop2h 25mRyanair
Deal found 10/9$169
Mon 3/1115:20LTN - OPO
Nonstop2h 30measyJet
Thu 6/1110:15OPO - LTN
Nonstop2h 25measyJet
Deal found 11/9$169
Sat 1/1115:35LGW - OPO
Nonstop2h 30measyJet
Sun 9/1121:15OPO - LGW
Nonstop2h 15measyJet
Deal found 10/9$170
Tue 28/1006:15STN - OPO
Nonstop2h 25mRyanair
Tue 28/1019:40OPO - STN
Nonstop2h 25mRyanair
Deal found 12/9$170
Sun 9/1113:15LTN - OPO
Nonstop2h 25measyJet
Sun 16/1116:20OPO - LTN
Nonstop2h 25measyJet
Deal found 9/9$172
Wed 19/1109:35LGW - OPO
Nonstop2h 30measyJet
Wed 26/1112:35OPO - LGW
Nonstop2h 20measyJet
Deal found 11/9$173
Sun 5/1013:05LTN - OPO
Nonstop2h 25measyJet
Wed 8/1009:20OPO - LTN
Nonstop2h 25measyJet
Deal found 11/9$173
Tue 9/1208:05LGW - OPO
1 stop9h 10measyJet
Fri 12/1212:35OPO - LGW
Nonstop2h 20measyJet
Deal found 10/9$175

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 647,157 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from London to Porto that are best for you.

Fly from

London

Fly to

Porto

Route

Depart

Return

Price

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 14/11

06:00-08:25

Nonstop2h 25m

Porto

Sun 16/11

12:00-14:25

Nonstop2h 25m

$169

LondonPorto

LTN - OPO

LTNOPO

London Luton

Mon 3/11

15:20-17:50

Nonstop2h 30m

Porto

Thu 6/11

10:15-12:40

Nonstop2h 25m

$169

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 3/10

20:30-22:55

Nonstop2h 25m

Porto

Sun 5/10

05:55-08:20

Nonstop2h 25m

$169

LondonPorto

STN - OPO

STNOPO

London Stansted

Tue 28/10

06:15-08:40

Nonstop2h 25m

Porto

Tue 28/10

19:40-22:05

Nonstop2h 25m

$170

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 21/11

06:00-08:25

Nonstop2h 25m

Porto

Tue 25/11

19:40-22:05

Nonstop2h 25m

$170

LondonPorto

LTN - OPO

LTNOPO

London Luton

Sun 9/11

13:15-15:40

Nonstop2h 25m

Porto

Sun 16/11

16:20-18:45

Nonstop2h 25m

$172

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Sat 13/12

06:30-09:00

Nonstop2h 30m

Porto

Sat 20/12

19:40-22:00

Nonstop2h 20m

$176

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Wed 5/11

09:35-12:05

Nonstop2h 30m

Porto

Sat 8/11

09:40-12:00

Nonstop2h 20m

$178

LondonPorto

STN - OPO

STNOPO

London Stansted

Mon 27/10

05:55-08:20

Nonstop2h 25m

Porto

Mon 27/10

14:40-17:05

Nonstop2h 25m

$178

LondonPorto

STN - OPO

STNOPO

London Stansted

Sat 18/10

06:25-08:50

Nonstop2h 25m

Porto

Tue 28/10

09:10-11:35

Nonstop2h 25m

$179

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 60 results
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Best time to book a flight from London to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from London 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.

Cheapflights Insights

Everything you need to know about your flight from London to Porto

How far ahead should I book a flight from London to Porto?

Use this chart to determine the optimal time to book a return flight from London to Porto. Price data was last updated on 29 August 2025.

The price you pay for your flight from London to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Find hourly flight availability from London to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

It’s optimal to fly from London to Porto at midday. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight from London to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 12 September 2025.
Read through reviews of airlines operating flights from London to Porto, such as Ryanair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.8
Okay
5,158 reviews
Check prices

Comfort

6.5

Entertainment

5.6

Overall

6.8

Food

6.0

Crew

7.5

Boarding

6.7

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.
Ryanair
6.8
Okay
5,158 reviews
Ryanair
6.8
Okay
5,158 reviews
Check prices

Comfort

6.5

Entertainment

5.6

Overall

6.8

Food

6.0

Crew

7.5

Boarding

6.7

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Related info for your journey

Find useful and relevant information for your journey from London 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?

    For a flight from London to Porto, you will be flying into Porto. Porto (OPO) is just 10.9 km from the centre vof the city. Porto is the only Porto airport and it handles 6 inbound flights from London per day. 1 airline has flights to Porto from London on a regular basis.

  • How long is the flight from London to Porto?

    For as low as $169, Ryanair can have you in Porto from London in 2h 25m. There are 1362 km between London and Porto. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from London to Porto round-trip?

    Cheapflights users have booked flights from London to Porto round-trip from $553.

  • What are the cheapest airlines to fly from London to Porto one-way?

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at $78. easyJet flights start at $78 while deals on Vueling start at $154 one-way.

  • What are the most popular routes from London to Porto?

    The most popular route from London to Porto is London Stansted - Porto. You may also consider London City - Porto or London Luton - Porto.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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.

See more FAQs

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Viseu

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Alternative routes for London to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Lisbon flights

Top airline flying from London to Porto

Discover the top airline that operate flights from London to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$553Average$613FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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 London to Porto?

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

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

Need flexible booking options for your flight to Porto from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on London to Porto 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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