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$88+ Cheap flights from London (LON) to Porto (OPO)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
LON — OPO
juil. 6 — juil. 131
dim. 7/6
dim. 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from London to Porto are usually found in January or February, booked 32 days in advance, depart on a Tuesday or Sunday and return on a Thursday

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 juillet 1, 2025.

Round-trip from

$128
(easyJet)

One-way from

$88
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$257

Good round-trip deal

$148 or less

Good one-way deal

$99 or less
From London (LON) to Porto
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One-way flight from London (LON) to Porto
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Highest demand for flights based on searches. 25% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from London (LON) to Porto.
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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 juillet 1, 2025.

This easyJet deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/75:10 pmLTN - OPO
Nonstop2h 30measyJet
lun. 11/106:35 pmOPO - LTN
Nonstop2h 25measyJet
Deal found 6/30$128
This easyJet deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:10 amLGW - OPO
Nonstop2h 25measyJet
mer. 10/16:55 amOPO - LGW
Nonstop2h 25measyJet
Deal found 6/30$132
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/169:20 pmLGW - OPO
1 stop11h 00mWizz Air
ven. 9/268:45 pmOPO - LGW
1 stop11h 55mWizz Air
Deal found 6/30$149
This British Airways deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/166:25 amLGW - OPO
Nonstop2h 40mBritish Airways
jeu. 10/239:55 amOPO - LGW
Nonstop2h 10mBritish Airways
Deal found 6/30$150
This CheapOair deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/241:10 pmLTN - OPO
1 stop8h 15mMultiple Airlines
ven. 10/39:25 amOPO - LTN
Nonstop2h 25mMultiple Airlines
Deal found 6/30$156
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/169:15 pmLGW - OPO
Nonstop2h 25mTAP AIR PORTUGAL
ven. 9/269:15 pmOPO - LGW
1 stop12h 30mTAP AIR PORTUGAL
Deal found 6/30$159
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:10 pmLTN - OPO
1 stop12h 35mRyanair
mar. 9/93:40 pmOPO - LTN
1 stop8h 50mRyanair
Deal found 6/30$196
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/233:05 pmLHR - OPO
1 stop6h 40mMultiple Airlines
jeu. 10/28:30 amOPO - LHR
1 stop5h 45mMultiple Airlines
Deal found 6/30$215
This KLM deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 9/212:45 pmLHR - OPO
1 stop7h 30mKLM
mer. 9/246:15 amOPO - LHR
1 stop7h 35mKLM
Deal found 6/30$223
This Mytrip deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/167:50 pmLHR - OPO
1 stop12h 10mTAP AIR PORTUGAL
ven. 9/264:00 pmOPO - LHR
1 stop6h 05mTAP AIR PORTUGAL
Deal found 6/30$225
This Iberia deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/169:55 amLHR - OPO
1 stop6h 20mIberia
mer. 9/2410:00 pmOPO - LHR
1 stop11h 10mIberia
Deal found 7/1$227
This Lufthansa deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/149:00 amLHR - OPO
1 stop14h 20mLufthansa
jeu. 10/236:15 amOPO - LHR
1 stop10h 50mLufthansa
Deal found 6/30$245

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated juillet 1, 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

LTN - OPO

LTNOPO

London Luton

ven. 11/7

5:10 pm-7:40 pm

Nonstop2h 30m

Porto

lun. 11/10

6:35 pm-9:00 pm

Nonstop2h 25m

$128

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

lun. 9/22

6:10 am-8:35 am

Nonstop2h 25m

Porto

mer. 10/1

6:55 am-9:20 am

Nonstop2h 25m

$132

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

mar. 9/16

9:20 pm-8:20 am

1 stop11h 00m

Porto

ven. 9/26

8:45 pm-8:40 am

1 stop11h 55m

$149

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

jeu. 10/16

6:25 am-9:05 am

Nonstop2h 40m

Porto

ven. 10/24

9:10 pm-11:30 pm

Nonstop2h 20m

$150

LondonPorto

LTN - OPO

LTNOPO

London Luton

mer. 9/24

1:10 pm-9:25 pm

1 stop8h 15m

Porto

ven. 10/3

9:25 am-11:50 am

Nonstop2h 25m

$156

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

mar. 9/16

9:15 pm-11:40 pm

Nonstop2h 25m

Porto

ven. 9/26

9:15 pm-9:45 am

1 stop12h 30m

$159

LondonPorto

LTN - OPO

LTNOPO

London Luton

mar. 8/19

6:10 pm-6:45 am

1 stop12h 35m

Porto

mar. 9/9

3:40 pm-12:30 am

1 stop8h 50m

$196

LondonPorto

LHR - OPO

LHROPO

London Heathrow

mar. 9/23

3:05 pm-9:45 pm

1 stop6h 40m

Porto

jeu. 10/2

8:30 am-2:15 pm

1 stop5h 45m

$215

LondonPorto

LHR - OPO

LHROPO

London Heathrow

dim. 9/21

2:45 pm-10:15 pm

1 stop7h 30m

Porto

mer. 9/24

6:15 am-1:50 pm

1 stop7h 35m

$223

LondonPorto

LHR - OPO

LHROPO

London Heathrow

mar. 9/16

7:50 pm-8:00 am

1 stop12h 10m

Porto

ven. 9/26

4:00 pm-10:05 pm

1 stop6h 05m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 35 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 round-trip 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 round-trip flight from London to Porto. Price data was last updated on June 27, 2025.

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from London to Porto (average of $523). Flying from London to Porto in June is currently the most expensive (average of $1,033). 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.

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 juillet 1, 2025.

It’s typically best to fly out from London to Porto at noon. Doing so could potentially save you 46% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from London to Porto?

Use this chart to determine the cheapest time to fly round-trip from London to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their London to Porto flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Porto

Explore weekly flight availability from London to Porto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated juillet 1, 2025.

The most flights from LON to OPO are scheduled on a Monday (12 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip 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 juillet 1, 2025.
Get a feel of what it's like to fly with KLM, SWISS, and Brussels Airlines from London to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,366 reviews
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,654 reviews
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Brussels Airlines
7.3
Good
352 reviews
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Vueling
7.1
Good
1,170 reviews
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
TAP AIR PORTUGAL
7.1
Good
1,912 reviews
KLM
7.8
Good
1,366 reviews

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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?

    If you book a flight to Porto from London, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 5 flights from London to Porto per day from 3 different airlines.

  • What are the cheapest airlines flying from London to Porto round-trip?

    According to our current data, easyJet ($128), Wizz Air ($149), and British Airways ($150) offers the cheapest pricing from London to Porto. These flights start at 32% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from London to Porto are easyJet ($88), Wizz Air ($91), and British Airways ($92).

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

    While some choose either London Heathrow - Porto or London Gatwick - Porto, London Luton - Porto is the most popular route from London to 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 vacation 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.

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

    Currently, January is the cheapest month in which you can book a flight from London to Porto (average of $523). Flying from London to Porto in June is currently the most expensive (average of $1,033). 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

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Top 3 airlines flying from London to Porto

Discover the top 3 airlines 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 2,558,603 searches. Data last updated juillet 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$61Average$167FlexibilityNo cancel feeOn-timeN/A
easyJetCheapest$67Average$303FlexibilityNo cancel feeOn-time86%
TAP AIR PORTUGALCheapest$160Average$227FlexibilityNo cancel feeOn-timeN/A

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