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Cheap flights from Portugal to the United Kingdom from £36

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to the United Kingdom departing on 20/12. 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 Portugal to the United Kingdom

Recent return flight deals from Portugal to the United Kingdom

Enter your travel dates to find the best prices.
easyJet Logo
19:00 - 21:45
LIS
-
LTN
2h 45mdirect
easyJet Logo
15:05 - 18:00
LTN
-
LIS
2h 55mdirect
£61easyJet
Wed, 24 Dec - Wed, 31 Dec
Ryanair Logo
16:50 - 19:40
LIS
-
STN
2h 50mdirect
Ryanair Logo
12:00 - 14:50
STN
-
LIS
2h 50mdirect
£61Ryanair
Thu, 8 Jan - Thu, 15 Jan
Ryanair Logo
16:50 - 19:40
LIS
-
STN
2h 50mdirect
Ryanair Logo
17:40 - 20:30
STN
-
LIS
2h 50mdirect
£62Ryanair
Thu, 8 Jan - Sat, 17 Jan
easyJet Logo
19:50 - 22:30
LIS
-
LGW
2h 40mdirect
easyJet Logo
10:10 - 12:55
LGW
-
LIS
2h 45mdirect
£62easyJet
Mon, 16 Feb - Wed, 25 Feb
TAP AIR PORTUGAL Logo
19:50 - 22:40
LIS
-
LHR
2h 50mdirect
TAP AIR PORTUGAL Logo
19:55 - 22:40
LHR
-
LIS
2h 45mdirect
£109TAP AIR PORTUGAL
Sat, 24 Jan - Sat, 31 Jan
TAP AIR PORTUGAL Logo
19:50 - 22:40
LIS
-
LHR
2h 50mdirect
TAP AIR PORTUGAL Logo
08:15 - 11:00
LHR
-
LIS
2h 45mdirect
£118TAP AIR PORTUGAL
Sat, 17 Jan - Sat, 24 Jan
British Airways Logo
15:55 - 18:40
LIS
-
LHR
2h 45mdirect
British Airways Logo
06:55 - 09:50
LHR
-
LIS
2h 55mdirect
£125British Airways
Thu, 19 Mar - Tue, 24 Mar
British Airways Logo
18:45 - 21:30
LIS
-
LHR
2h 45mdirect
British Airways Logo
09:15 - 12:10
LHR
-
LIS
2h 55mdirect
£126British Airways
Fri, 9 Jan - Sun, 11 Jan
Lufthansa Logo
13:45 - 21:00
OPO
-
LHR
7h 15m1 stop
Lufthansa Logo
06:35 - 12:50
LHR
-
OPO
6h 15m1 stop
£131Lufthansa
Sat, 24 Jan - Sat, 31 Jan
Lufthansa Logo
14:05 - 21:00
OPO
-
LHR
6h 55m1 stop
Lufthansa Logo
06:35 - 12:50
LHR
-
OPO
6h 15m1 stop
£131Lufthansa
Thu, 15 Jan - Sat, 24 Jan

Iberia flights from Portugal to United Kingdom

Our best Iberia deals on Portugal to United Kingdom flight tickets
Iberia
14 Dec
OPO12:25Porto
5h 50m
1 stop
LHR18:15London Heathrow
10 Jan
LHR09:15London Heathrow
6h 45m
1 stop
OPO16:00Porto
£136
Find similar
Iberia
29 Jan
OPO20:40Porto
12h 10m
1 stop
LCY08:50London City
2 Feb
LCY19:15London City
12h 25m
1 stop
OPO07:40Porto
£208
Find similar

British Airways flights from Portugal to United Kingdom

Our best British Airways deals on Portugal to United Kingdom flight tickets
British Airways
29 Jan
OPO17:35Porto
2h 25m
LGW20:00London Gatwick
2 Feb
LGW14:15London Gatwick
2h 25m
OPO16:40Porto
£110
Find similar
British Airways
19 Mar
OPO17:35Porto
2h 25m
LGW20:00London Gatwick
22 Mar
LGW16:50London Gatwick
2h 25m
OPO19:15Porto
£114
Find similar
British Airways
19 Mar
LIS15:55Lisbon Humberto Delgado
2h 45m
LHR18:40London Heathrow
24 Mar
LHR06:55London Heathrow
2h 55m
LIS09:50Lisbon Humberto Delgado
£125
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Portugal to United Kingdom 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 279,928 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Portugal to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Wed 24/12

19:00-21:45

Nonstop2h 45m

London Luton

Wed 31/12

15:05-18:00

Nonstop2h 55m

£61

LisbonLondon

LIS - STN

LISSTN

Lisbon Humberto Delgado

Thu 8/1

16:50-19:40

Nonstop2h 50m

London Stansted

Thu 15/1

12:00-14:50

Nonstop2h 50m

£61

LisbonLondon

LIS - STN

LISSTN

Lisbon Humberto Delgado

Thu 8/1

16:50-19:40

Nonstop2h 50m

London Stansted

Sat 17/1

17:40-20:30

Nonstop2h 50m

£62

LisbonLondon

LIS - LGW

LISLGW

Lisbon Humberto Delgado

Mon 16/2

19:50-22:30

Nonstop2h 40m

London Gatwick

Wed 25/2

10:10-12:55

Nonstop2h 45m

£62

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Sat 24/1

19:50-22:40

Nonstop2h 50m

London Heathrow

Sat 31/1

19:55-22:40

Nonstop2h 45m

£109

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Sat 17/1

19:50-22:40

Nonstop2h 50m

London Heathrow

Sat 24/1

08:15-11:00

Nonstop2h 45m

£118

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Thu 19/3

15:55-18:40

Nonstop2h 45m

London Heathrow

Tue 24/3

06:55-09:50

Nonstop2h 55m

£125

LisbonLondon

LIS - LHR

LISLHR

Lisbon Humberto Delgado

Fri 9/1

18:45-21:30

Nonstop2h 45m

London Heathrow

Sun 11/1

09:15-12:10

Nonstop2h 55m

£126

PortoLondon

OPO - LHR

OPOLHR

Porto

Sat 24/1

13:45-21:00

1 stop7h 15m

London Heathrow

Sat 31/1

06:35-12:50

1 stop6h 15m

£131

PortoLondon

OPO - LHR

OPOLHR

Porto

Thu 15/1

14:05-21:00

1 stop6h 55m

London Heathrow

Sat 24/1

06:35-12:50

1 stop6h 15m

£131

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Portugal to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Portugal is in March. Flight prices, which tend to average around £85, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of March, then departing from Portugal during the month January is also very affordable. Most momondo users find prices during this month for around £86.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Portugal to United Kingdom is on a Saturday. Travellers who choose to depart for United Kingdom on a Saturday will often find tickets for as low as £137. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portugal to United Kingdom for around £173.

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

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £138. Try not to purchase tickets in the afternoon because they tend to be around £152. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portugal to United Kingdom flight route?

Fly from Faro to London Gatwick for the best Portugal - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £177 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Portugal for as low as £130 on momondo.

What cabin class options are available on Portugal to United Kingdom flights?

There are 3 cabin classes available to choose from on Portugal to United Kingdom 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 Portugal to United Kingdom flights?

No. A direct flight is the cheapest option for a flight between Portugal to United Kingdom.

Cheap Portugal to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to United Kingdom

Best price found

£26

Fastest flight time

2h 05m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Portugal in the past 72 hours is £26. The best return flight deal from Portugal to United Kingdom found on momondo in the last 72 hours is £13.
The fastest flight from Portugal to United Kingdom takes 2h 05m
Direct flights go from Portugal to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Portugal there are direct flights to London Gatwick (LGW).
Search flight deals

  • When did momondo last update prices for flights from Portugal to United Kingdom?

    Prices for flights from Portugal to United Kingdom are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portugal to United Kingdom?

  • How old do you have to be to fly from Portugal to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portugal to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portugal to United Kingdom?

Best airlines flying from Portugal to United Kingdom

Compare and see reviews for airlines that fly from Portugal to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £14Free CancellationRating
6.8
5,218 reviews
Search Ryanair flights
easyJetPriceFrom £18Free CancellationRating
6.9
1,850 reviews
Search easyJet flights
Wizz AirPriceFrom £40Free CancellationRating
6.2
158 reviews
Search Wizz Air flights
British AirwaysPriceFrom £44Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom £85Free CancellationRating
7.1
2,089 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from Portugal to United Kingdom?

Finding the right flight to United Kingdom from Portugal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United Kingdom quick and easy, saving you time and money.

Can I find flights from Portugal to United Kingdom with flexible booking policies on momondo?

momondo does allow users to show only those flights to United Kingdom from Portugal which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portugal to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Portugal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to United Kingdom from Portugal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £34
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Flights to Birminghamfrom £31
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Flights to Glasgowfrom £30
Flights to Bristolfrom £30
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Flights to Aberdeenfrom £42
Flights to Leedsfrom £33
Flights to Liverpoolfrom £30
Flights to Invernessfrom £34