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Cheap flights from London to Porto from $85

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — OPO
5 Jun — 12 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Porto are usually found in January or November, booked 53 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from London to Porto

Enter your travel dates to find the best prices.

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 6 May 2026.

Mon 1/620:55
LGW
-
OPO
Nonstop2h 40m
easyJet
Wed 3/607:00
OPO
-
LGW
Nonstop2h 25m
easyJet
Deal found 6/5$145
Mon 11/513:05
STN
-
OPO
Nonstop2h 25m
Ryanair
Wed 13/507:05
OPO
-
STN
Nonstop2h 25m
Ryanair
Deal found 2/5$145
Tue 30/615:05
LTN
-
OPO
Nonstop2h 30m
easyJet
Tue 7/718:45
OPO
-
LTN
Nonstop2h 20m
easyJet
Deal found 6/5$145
Mon 18/506:10
LGW
-
OPO
Nonstop2h 25m
easyJet
Wed 27/507:00
OPO
-
LGW
Nonstop2h 25m
easyJet
Deal found 6/5$146
Sun 31/517:50
STN
-
OPO
Nonstop2h 25m
Ryanair
Wed 3/607:05
OPO
-
STN
Nonstop2h 25m
Ryanair
Deal found 6/5$146
Tue 7/715:05
LTN
-
OPO
Nonstop2h 30m
easyJet
Wed 15/709:20
OPO
-
LTN
Nonstop2h 25m
easyJet
Deal found 6/5$146
Tue 2/620:50
LGW
-
OPO
Nonstop2h 30m
easyJet
Sat 6/606:55
OPO
-
LGW
Nonstop2h 25m
easyJet
Deal found 6/5$148
Mon 6/720:55
LGW
-
OPO
Nonstop2h 40m
easyJet
Thu 16/706:40
OPO
-
LGW
Nonstop2h 30m
easyJet
Deal found 6/5$149
Wed 1/720:35
STN
-
OPO
Nonstop2h 25m
Ryanair
Sat 18/721:50
OPO
-
STN
Nonstop2h 25m
Ryanair
Deal found 3/5$149
Tue 2/608:00
LTN
-
OPO
1 stop5h 35m
Multiple Airlines
Fri 19/609:20
OPO
-
LTN
Nonstop2h 20m
Multiple Airlines
Deal found 2/5$149
Tue 19/506:35
STN
-
OPO
Nonstop2h 25m
Ryanair
Tue 19/520:30
OPO
-
STN
Nonstop2h 25m
Ryanair
Deal found 6/5$151
Sun 31/513:00
LTN
-
OPO
Nonstop2h 30m
easyJet
Sat 6/609:10
OPO
-
LTN
Nonstop2h 25m
easyJet
Deal found 6/5$151

Find 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 6 May 2026.

Round-trip from

$145

One-way from

$85

Popular in

December

Cheapest in

January

Average price

$300

Good round-trip deal

$133 or less

Good one-way deal

$73 or less
easyJet
  • easyJet
  • 1/6-3/6
  • Nonstop
  • 5h 05m total
  • London to Porto
Search Deals
easyJet
  • easyJet
  • 30/8
  • Nonstop
  • 2h 25m total
  • London to Porto
Search Deals
High demand for flights, 10% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Porto.
Search Deals
Price to beat on a one-way flight from London (LON) to Porto.
Search Deals

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 6 May 2026.
Use the filters below to find and compare flights from London to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonPorto

STN - OPO

STNOPO

London Stansted

Tue 14/7

06:35-09:00

Nonstop2h 25m

Porto

Fri 17/7

21:30-23:55

Nonstop2h 25m

$145

LondonPorto

LTN - OPO

LTNOPO

London Luton

Tue 30/6

15:05-17:35

Nonstop2h 30m

Porto

Tue 7/7

18:45-21:05

Nonstop2h 20m

$145

LondonPorto

STN - OPO

STNOPO

London Stansted

Mon 8/6

18:00-20:25

Nonstop2h 25m

Porto

Fri 26/6

06:15-08:40

Nonstop2h 25m

$153

LondonPorto

STN - OPO

STNOPO

London Stansted

Sun 28/6

08:45-11:10

Nonstop2h 25m

Porto

Thu 2/7

21:30-23:55

Nonstop2h 25m

$160

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Mon 1/6

20:55-23:35

Nonstop2h 40m

Porto

Fri 5/6

06:35-09:00

Nonstop2h 25m

$165

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Tue 29/9

20:50-23:20

Nonstop2h 30m

Porto

Sat 10/10

06:55-09:20

Nonstop2h 25m

$171

LondonPorto

STN - OPO

STNOPO

London Stansted

Tue 29/9

06:35-09:00

Nonstop2h 25m

Porto

Sat 10/10

21:50-00:15

Nonstop2h 25m

$174

LondonPorto

LTN - OPO

LTNOPO

London Luton

Tue 30/6

15:05-17:35

Nonstop2h 30m

Porto

Wed 8/7

09:20-11:45

Nonstop2h 25m

$178

LondonPorto

STN - OPO

STNOPO

London Stansted

Thu 9/7

18:30-20:55

Nonstop2h 25m

Porto

Fri 17/7

21:30-23:55

Nonstop2h 25m

$183

LondonPorto

LTN - OPO

LTNOPO

London Luton

Tue 14/7

15:05-17:35

Nonstop2h 30m

Porto

Fri 17/7

09:20-11:40

Nonstop2h 20m

$184

Flights are sorted by cheapest return flights first.

Deals found on 5/5

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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?

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 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $238). Flying from London to Porto in December is currently the most expensive (average of $496). 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 6 May 2026.

It’s optimal to fly from London to Porto in the afternoon. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight in the evening.

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

How often are flights from London to Porto delayed?

About 22% of weekly flights between London and Porto have experienced delays in the past year, with the average delay time being 116 minutes.

What is the most punctual flight time for London to Porto flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Porto flights?

Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 20% of flights being delayed.

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 6 May 2026.
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
6.9
Okay
5,365 reviews
Check prices

Boarding

6.7

Comfort

6.5

Overall

6.9

Entertainment

5.6

Crew

7.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Ryanair
6.9
Okay
5,365 reviews
Ryanair
6.9
Okay
5,365 reviews
Check prices

Boarding

6.7

Comfort

6.5

Overall

6.9

Entertainment

5.6

Crew

7.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

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 $153, easyJet 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 $511.

  • 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 Luton - Porto or London Southend - 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.

  • 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 $238). Flying from London to Porto in December is currently the most expensive (average of $496). 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
Viseu

Browse thousands of different options on Cheapflights for your next trip

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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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$511Average$566FlexibilityNo 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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