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Cheap flights from London to Porto from $42

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Porto departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
easyJet Logo
1:15 pm - 3:40 pmLTN-OPO
2h 25mnonstop
easyJet Logo
4:20 pm - 6:45 pmOPO-LTN
2h 25mnonstop
$91easyJet
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Sun, Feb 8 - Sun, Feb 15
easyJet Logo
9:35 am - 12:05 pmLGW-OPO
2h 30mnonstop
easyJet Logo
9:15 pm - 11:30 pmOPO-LGW
2h 15mnonstop
$92easyJet
Find Deal
Fri, Jan 23 - Sun, Jan 25
Multiple Airlines Logo
1:40 pm - 4:05 pmLGW-OPO
2h 25mnonstop
Multiple Airlines Logo
9:15 pm - 11:30 pmOPO-LGW
2h 15mnonstop
$110Multiple Airlines
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Thu, Jan 15 - Sun, Jan 18
Multiple Airlines Logo
12:20 pm - 9:20 pmLTN-OPO
9h 00m1 stop
Multiple Airlines Logo
10:00 pm - 10:50 amOPO-LTN
12h 50m1 stop
$130Multiple Airlines
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Wed, Apr 15 - Wed, Apr 22
Ryanair Logo
11:45 am - 10:50 pmLTN-OPO
11h 05m1 stop
Ryanair Logo
6:30 am - 7:35 pmOPO-LTN
13h 05m1 stop
$134Ryanair
Find Deal
Mon, Nov 17 - Thu, Nov 20
Ryanair Logo
11:45 am - 10:50 pmLTN-OPO
11h 05m1 stop
Ryanair Logo
7:15 am - 2:50 pmOPO-LTN
7h 35m1 stop
$151Ryanair
Find Deal
Mon, Nov 17 - Tue, Nov 18
KLM Logo
6:30 am - 1:20 pmLHR-OPO
6h 50m1 stop
KLM Logo
5:00 am - 10:45 amOPO-LHR
5h 45m1 stop
$198KLM
Find Deal
Fri, Jan 16 - Sun, Jan 18
KLM Logo
3:45 pm - 10:25 pmLHR-OPO
6h 40m1 stop
KLM Logo
6:30 am - 1:50 pmOPO-LHR
7h 20m1 stop
$199KLM
Find Deal
Tue, Jan 6 - Mon, Jan 12
TAP AIR PORTUGAL Logo
6:00 am - 3:20 pmLHR-OPO
9h 20m1 stop
TAP AIR PORTUGAL Logo
4:10 pm - 9:35 pmOPO-LHR
5h 25m1 stop
$200TAP AIR PORTUGAL
Find Deal
Mon, Nov 10 - Mon, Nov 17
TAP AIR PORTUGAL Logo
8:15 am - 3:20 pmLHR-OPO
7h 05m1 stop
TAP AIR PORTUGAL Logo
4:00 pm - 9:35 pmOPO-LHR
5h 35m1 stop
$215TAP AIR PORTUGAL
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Mon, Nov 17 - Tue, Nov 18

Vueling flights from London to Porto

Our best Vueling deals on London to Porto flight tickets
Vueling
Jan 9
LHR9:55 amLondon Heathrow
11h 20m
1 stop
OPO9:15 pmPorto
Jan 11
OPO9:05 amPorto
5h 20m
1 stop
LHR2:25 pmLondon Heathrow
$213
Find similar
Vueling
Dec 30
LHR9:55 amLondon Heathrow
11h 20m
1 stop
OPO9:15 pmPorto
Jan 5
OPO9:55 pmPorto
11h 15m
1 stop
LHR9:10 amLondon Heathrow
$386
Find similar

easyJet flights from London to Porto

Our best easyJet deals on London to Porto flight tickets
easyJet
Feb 8
LTN1:15 pmLondon Luton
2h 25m
OPO3:40 pmPorto
Feb 15
OPO4:20 pmPorto
2h 25m
LTN6:45 pmLondon Luton
$91
Find similar
easyJet
Jan 23
LGW9:35 amLondon Gatwick
2h 30m
OPO12:05 pmPorto
Jan 25
OPO9:15 pmPorto
2h 15m
LGW11:30 pmLondon Gatwick
$92
Find similar
easyJet
Jan 16
LGW7:50 pmLondon Gatwick
12h 20m
1 stop
OPO8:10 amPorto
Jan 18
OPO9:15 pmPorto
2h 15m
LGW11:30 pmLondon Gatwick
$93
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momondo 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, momondo users made 832,500 searches. Data last updated October 29, 2025.
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

LondonPorto

LTN - OPO

LTNOPO

London Luton

Sun 2/8

1:15 pm-3:40 pm

Nonstop2h 25m

Porto

Sun 2/15

4:20 pm-6:45 pm

Nonstop2h 25m

$91

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Fri 1/23

9:35 am-12:05 pm

Nonstop2h 30m

Porto

Sun 1/25

9:15 pm-11:30 pm

Nonstop2h 15m

$92

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Thu 1/15

1:40 pm-4:05 pm

Nonstop2h 25m

Porto

Sun 1/18

9:15 pm-11:30 pm

Nonstop2h 15m

$110

LondonPorto

LTN - OPO

LTNOPO

London Luton

Wed 4/15

12:20 pm-9:20 pm

1 stop9h 00m

Porto

Wed 4/22

10:00 pm-10:50 am

1 stop12h 50m

$130

LondonPorto

LTN - OPO

LTNOPO

London Luton

Mon 11/17

11:45 am-10:50 pm

1 stop11h 05m

Porto

Thu 11/20

6:30 am-7:35 pm

1 stop13h 05m

$134

LondonPorto

LTN - OPO

LTNOPO

London Luton

Mon 11/17

11:45 am-10:50 pm

1 stop11h 05m

Porto

Tue 11/18

7:15 am-2:50 pm

1 stop7h 35m

$151

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Fri 1/16

6:30 am-1:20 pm

1 stop6h 50m

Porto

Sun 1/18

5:00 am-10:45 am

1 stop5h 45m

$198

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Tue 1/6

3:45 pm-10:25 pm

1 stop6h 40m

Porto

Mon 1/12

6:30 am-1:50 pm

1 stop7h 20m

$199

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Mon 11/10

6:00 am-3:20 pm

1 stop9h 20m

Porto

Mon 11/17

4:10 pm-9:35 pm

1 stop5h 25m

$200

LondonPorto

LHR - OPO

LHROPO

London Heathrow

Mon 11/17

8:15 am-3:20 pm

1 stop7h 05m

Porto

Tue 11/18

4:00 pm-9:35 pm

1 stop5h 35m

$215

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from London to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from London, with most prices found around $107. If you aren’t able to travel during the month of January, then book flights to Porto from London during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $118.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Tuesday when prices can be found for as low as $207. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $271. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from London to Porto when you can find flight prices for as low as $142. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $295 on average. Flights to Porto from London in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest London to Porto flight route?

Fly from London Luton to Porto for the best London - Porto flight prices

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $281 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from London for as low as $220 on momondo.

What cabin class options are available on London to Porto flights?

There are 3 cabin classes available to choose from on London to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Porto flights?

No. A direct flight is the cheapest option for a flight between London to Porto.

How have London to Porto flight prices changed over time?

As of October 2025, prices for London to Porto flights are approximately 64% more expensive when compared to flights at the same time last year.

When to book flights from London to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from London to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Porto (LON to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Porto

Best Price Found

$64

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Porto

1 airport
The best one-way flight to Porto from London in the past 72 hours is $64. The best round-trip flight deal from London to Porto found on momondo in the last 72 hours is $87.
The fastest flight from London to Porto takes 2h 25m
Direct flights go from London to Porto every day.
There is 1 airport near Porto: Porto (OPO)
Search flight deals

  • How far is London to Porto by plane?

    London and Porto are 819.8 mi apart from one another. 2h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Porto Airport?

    Prices for flights from London to Porto Airport are updated daily.

  • How many operators does momondo search for flights from London to Porto Airport?

  • How old do you have to be to fly from London to Porto Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Porto?

  • What is the most popular airline from London to Porto?

Best airlines flying from London to Porto

Compare and see reviews for airlines that fly from London to Porto with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom $61Free CancellationRating
6.8
5,187 reviews
Search Ryanair flights
easyJetPriceFrom $122Free CancellationRating
6.9
1,840 reviews
Search easyJet flights
British AirwaysPriceFrom $141Free CancellationRating
6.7
7,487 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $160Free CancellationRating
7.1
2,035 reviews
Search TAP AIR PORTUGAL flights

  • TAP AIR PORTUGAL Flights From London to Porto

    Across 5 TAP AIR PORTUGAL flights from London to Porto this week, the average price was $229, with the best TAP AIR PORTUGAL deals starting from $160 round-trip. 2,035 users have rated TAP AIR PORTUGAL on momondo, with an average score of 7.1/10.

  • easyJet Flights From London to Porto

    Another popular option for London to Porto flights is easyJet (6.9/10, 1,840 ratings). easyJet flies from London to Porto around 4 times per week, with deals starting from $122 round-trip and rising to an average price of around $239.

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Aveiro
Braga
Matosinhos
Lamego
Esposende
Guimarães
Chaves
Espinho
Viseu
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from London to Porto?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from London.

Can I find flights from London to Porto with flexible booking policies on momondo?

Yes. All flights to Porto from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Porto?

momondo helps you find the best flight between London and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Porto right now. Can momondo alert me if prices change?

Price alerts on flights to Porto from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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