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Cheap flights from Portugal to the United Kingdom from £37

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LHR
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to United Kingdom
Explore the most affordable flight options available from Portugal to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Thu 28/511:30
OPO
-
STN
Nonstop2h 25m
Ryanair
Sun 31/520:45
STN
-
OPO
Nonstop2h 25m
Ryanair
Deal found 17/4£66
Fri 1/521:30
OPO
-
STN
Nonstop2h 25m
Ryanair
Mon 1/618:00
STN
-
OPO
Nonstop2h 25m
Ryanair
Deal found 15/4£66
Tue 21/411:20
OPO
-
STN
Nonstop2h 25m
Ryanair
Tue 21/421:15
STN
-
OPO
Nonstop2h 25m
Ryanair
Deal found 16/4£67
Wed 13/507:00
OPO
-
LGW
Nonstop2h 25m
easyJet
Tue 2/620:50
LGW
-
OPO
Nonstop2h 30m
easyJet
Deal found 16/4£67
Fri 1/521:30
OPO
-
STN
Nonstop2h 25m
Ryanair
Wed 6/509:55
STN
-
OPO
Nonstop2h 25m
Ryanair
Deal found 15/4£68
Sat 2/521:50
OPO
-
STN
Nonstop2h 25m
Ryanair
Wed 6/515:55
STN
-
OPO
1 stop5h 55m
Ryanair
Deal found 17/4£69
Sat 25/421:50
OPO
-
STN
Nonstop2h 25m
Ryanair
Tue 28/409:20
STN
-
OPO
1 stop5h 05m
Ryanair
Deal found 14/4£69
Fri 15/521:30
OPO
-
STN
Nonstop2h 25m
Ryanair
Sun 31/518:20
STN
-
OPO
1 stop14h 55m
Ryanair
Deal found 14/4£70
Sat 2/506:45
OPO
-
LGW
1 stop15h 20m
Multiple Airlines
Tue 5/507:40
LGW
-
OPO
1 stop6h 45m
Multiple Airlines
Deal found 14/4£70
Tue 12/511:20
OPO
-
STN
Nonstop2h 25m
Ryanair
Mon 18/513:05
STN
-
OPO
Nonstop2h 25m
Ryanair
Deal found 15/4£71
Tue 28/422:20
OPO
-
LGW
1 stop15h 50m
Multiple Airlines
Wed 6/507:40
LGW
-
OPO
1 stop12h 40m
Multiple Airlines
Deal found 12/4£71
Thu 11/620:40
OPO
-
LTN
1 stop26h 00m
Multiple Airlines
Mon 15/616:55
LTN
-
OPO
1 stop14h 25m
Multiple Airlines
Deal found 15/4£71

Find flight deals from Portugal to United Kingdom

Keep the following information in mind while searching for Portugal to United Kingdom flight deals. Data was last updated 17 April 2026.

Round-trip from

£66

One-way from

£37

Popular in

August

Cheapest in

November

Average price

£97

Good round-trip deal

£22 or less

Good one-way deal

£19 or less
Ryanair
  • Ryanair
  • 27/5-3/6
  • 1 total stop
  • 16h 20m total
  • Portugal to United Kingdom
Search Deals
Ryanair
  • Ryanair
  • 11/5
  • Nonstop
  • 2h 25m total
  • Portugal to United Kingdom
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Portugal to United Kingdom.
Search Deals
Price to beat on a one-way flight from Portugal to United Kingdom.
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 17 April 2026.
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

Cheapest return flight
Fastest return journey

PortoLondon

OPO - STN

OPOSTN

Porto

Thu 7/5

21:30-23:55

Nonstop2h 25m

London Stansted

Mon 11/5

18:00-20:25

Nonstop2h 25m

£68

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Fri 8/5

21:40-00:15

Nonstop2h 35m

London Luton

Tue 12/5

15:25-18:20

Nonstop2h 55m

£73

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Fri 19/6

21:40-00:15

Nonstop2h 35m

London Luton

Mon 22/6

18:05-20:55

Nonstop2h 50m

£77

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Wed 20/5

21:35-00:10

Nonstop2h 35m

London Luton

Sat 30/5

18:10-21:00

Nonstop2h 50m

£77

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Fri 5/6

21:40-00:15

Nonstop2h 35m

London Luton

Mon 8/6

18:05-20:55

Nonstop2h 50m

£81

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Wed 17/6

21:35-00:10

Nonstop2h 35m

London Luton

Sun 21/6

18:10-21:00

Nonstop2h 50m

£83

LisbonLondon

LIS - LTN

LISLTN

Lisbon Humberto Delgado

Thu 4/6

18:55-21:25

Nonstop2h 30m

London Luton

Sun 14/6

07:35-10:30

Nonstop2h 55m

£83

LisbonLondon

LIS - STN

LISSTN

Lisbon Humberto Delgado

Wed 14/10

09:40-12:25

Nonstop2h 45m

London Stansted

Wed 21/10

19:40-22:30

Nonstop2h 50m

£87

PortoLondon

OPO - LTN

OPOLTN

Porto

Fri 12/6

09:20-11:40

Nonstop2h 20m

London Luton

Sat 13/6

06:05-08:35

Nonstop2h 30m

£88

PortoLondon

OPO - LTN

OPOLTN

Porto

Fri 15/5

09:20-11:40

Nonstop2h 20m

London Luton

Sun 31/5

13:00-15:30

Nonstop2h 30m

£89

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Portugal to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Portugal 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 Portugal to the United Kingdom

What is the cheapest month to book a flight from Portugal to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Portugal to United Kingdom (average of £96). Flying from Portugal to United Kingdom in July is currently the most expensive (average of £207). 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 PT to GB?

Find hourly flight availability from Portugal to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

One of the essential ways to save on airfare from Portugal to United Kingdom is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 16% on airfare.

What is the cheapest day to fly from Portugal to United Kingdom?

Use this chart to determine the cheapest time to fly return from Portugal to United Kingdom. Price data was last updated on 11 April 2026.

Travellers seeking maximum savings on their Portugal to United Kingdom flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portugal to United Kingdom

Explore weekly flight availability from Portugal to United Kingdom. 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 17 April 2026.

The most flights from PT0 to GB0 are scheduled on a Thursday (74 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (36 on average).

How often are flights from Portugal to the United Kingdom delayed?

About 25% of weekly flights between Portugal and United Kingdom have experienced delays in the past year, with the average delay time being 115 minutes.

What is the most punctual flight time for Portugal to the United Kingdom flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night 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 Portugal to the United Kingdom flights?

Over the past year, Jet2 have had the lowest number of delays on this route, with just 19% of flights being delayed.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 17 April 2026.
Get a feel of what it's like to fly with TAP AIR PORTUGAL,Ryanair, andeasyJet from Portugal to the United Kingdom by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
Ryanair
6.9
Okay
5,337 reviews
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
easyJet
6.9
Okay
1,891 reviews
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
British Airways
6.7
Okay
7,889 reviews
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
Wizz Air
6.3
Okay
165 reviews
TAP AIR PORTUGAL
7.1
Good
2,207 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.0

Entertainment

6.3

Overall

7.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification

Related info for your journey

Find useful and relevant information for your journey from Portugal to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portugal to United Kingdom?

    There are many flights that can get you from Portugal to United Kingdom in 2h 25m. Fly via Ryanair, easyJet, or TAP AIR PORTUGAL to get the fastest option. Portugal and United Kingdom are separated by a distance of 846 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines to fly from Portugal to United Kingdom one-way?

    £13 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on Wizz Air and easyJet, with prices starting from £15 and £17, respectively.

  • Can I find deals for flights from Portugal to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Portugal to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portugal to United Kingdom?

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

  • Can I find deals for business class flights from Portugal to United Kingdom?

    Yes. Cheapflights offers flight deals from Portugal to United Kingdom 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 Portugal to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Portugal to United Kingdom (average of £96). Flying from Portugal to United Kingdom in July is currently the most expensive (average of £207). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Portugal to United Kingdom

Discover the top 5 airlines that operate flights from Portugal to United Kingdom. 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 858,174 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£15Average£120FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£20Average£138FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Wizz AirCheapest£33Average£125FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
British AirwaysCheapest£58Average£202FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TAP AIR PORTUGALCheapest£92Average£201FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL 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 Portugal to United Kingdom?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portugal to United Kingdom. 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 Portugal to United Kingdom?

Millions of users choose and trust Cheapflights to book the best flight deals from Portugal to United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portugal to United Kingdom with no change fees?

Certainly. Search results for flights to United Kingdom from Portugal shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portugal to United Kingdom become cheaper?

Yes, Cheapflights offers price alerts on Portugal to United Kingdom 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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