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Cheap flights from Porto Alegre to London from £359

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to London departing on 1/12. 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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0 bags

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Find the cheapest flights from Porto Alegre to London

Cheap return flights

Logo
17:55 - 09:00POA-LHR
36h 05m2 stops
Logo
06:30 - 23:55LHR-POA
20h 25m2 stops
£628
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Sat, 1 Nov - Sat, 15 Nov
GOL Logo
13:40 - 13:50POA-LHR
21h 10m2 stops
GOL Logo
06:30 - 23:30LHR-POA
20h 00m2 stops
£669GOL
Find Deal
Mon, 3 Nov - Thu, 13 Nov
KLM Logo
11:40 - 08:50POA-LCY
18h 10m2 stops
KLM Logo
07:45 - 00:45LCY-POA
20h 00m2 stops
£694KLM
Find Deal
Tue, 4 Nov - Wed, 26 Nov
KLM Logo
11:40 - 08:10POA-LCY
17h 30m2 stops
KLM Logo
07:45 - 00:45LCY-POA
20h 00m2 stops
£696KLM
Find Deal
Tue, 4 Nov - Wed, 26 Nov
Lufthansa Logo
14:45 - 14:45POA-LHR
21h 00m2 stops
Lufthansa Logo
07:40 - 01:05LHR-POA
20h 25m2 stops
£741Lufthansa
Find Deal
Fri, 13 Feb - Fri, 20 Mar
TAP AIR PORTUGAL Logo
21:10 - 15:45POA-LGW
15h 35m1 stop
TAP AIR PORTUGAL Logo
16:35 - 19:40LGW-POA
30h 05m1 stop
£742TAP AIR PORTUGAL
Find Deal
Tue, 4 Nov - Wed, 26 Nov
TAP AIR PORTUGAL Logo
21:10 - 17:30POA-LHR
17h 20m1 stop
TAP AIR PORTUGAL Logo
18:30 - 19:40LHR-POA
28h 10m1 stop
£743TAP AIR PORTUGAL
Find Deal
Tue, 4 Nov - Wed, 26 Nov
Lufthansa Logo
14:45 - 14:45POA-LHR
21h 00m2 stops
Lufthansa Logo
07:40 - 09:20LHR-POA
28h 40m2 stops
£761Lufthansa
Find Deal
Fri, 13 Feb - Fri, 20 Mar
LATAM Airlines Logo
14:55 - 14:05POA-LHR
20h 10m2 stops
LATAM Airlines Logo
20:15 - 16:50LHR-POA
23h 35m2 stops
£803LATAM Airlines
Find Deal
Tue, 20 Jan - Thu, 29 Jan
LATAM Airlines Logo
14:00 - 14:05POA-LHR
21h 05m1 stop
LATAM Airlines Logo
20:15 - 11:35LHR-POA
18h 20m1 stop
£804LATAM Airlines
Find Deal
Tue, 20 Jan - Wed, 28 Jan

GOL flights from Porto Alegre to London

Our best GOL deals on Porto Alegre to London flight tickets
GOL
3 Nov
POA13:40Porto Alegre Salgado Filho
21h 10m
2 stops
LHR13:50London Heathrow
13 Nov
LHR06:30London Heathrow
20h 00m
2 stops
POA23:30Porto Alegre Salgado Filho
£669
Find similar
GOL
7 Nov
POA19:20Porto Alegre Salgado Filho
41h 45m
2 stops
LHR16:05London Heathrow
21 Nov
LHR06:20London Heathrow
28h 40m
2 stops
POA08:00Porto Alegre Salgado Filho
£670
Find similar
GOL
4 Nov
POA11:40Porto Alegre Salgado Filho
23h 10m
2 stops
LHR13:50London Heathrow
26 Nov
LHR06:30London Heathrow
21h 15m
2 stops
POA00:45Porto Alegre Salgado Filho
£670
Find similar

TAP AIR PORTUGAL flights from Porto Alegre to London

Our best TAP AIR PORTUGAL deals on Porto Alegre to London flight tickets
TAP AIR PORTUGAL
4 Nov
POA21:10Porto Alegre Salgado Filho
15h 35m
1 stop
LGW15:45London Gatwick
26 Nov
LGW16:35London Gatwick
30h 05m
1 stop
POA19:40Porto Alegre Salgado Filho
£742
Find similar
TAP AIR PORTUGAL
4 Nov
POA21:10Porto Alegre Salgado Filho
17h 20m
1 stop
LHR17:30London Heathrow
26 Nov
LHR18:30London Heathrow
28h 10m
1 stop
POA19:40Porto Alegre Salgado Filho
£743
Find similar
TAP AIR PORTUGAL
4 Nov
POA21:10Porto Alegre Salgado Filho
21h 25m
1 stop
LHR21:35London Heathrow
26 Nov
LHR18:30London Heathrow
28h 10m
1 stop
POA19:40Porto Alegre Salgado Filho
£745
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Porto Alegre to London 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 22 August 2025.
Use the filters below to find and compare flights from Porto Alegre to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Sat 1/11

17:55-09:00

2 stops36h 05m

London Heathrow

Sat 15/11

06:30-23:55

2 stops20h 25m

£628

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Mon 3/11

13:40-13:50

2 stops21h 10m

London Heathrow

Thu 13/11

06:30-23:30

2 stops20h 00m

£669

Porto AlegreLondon

POA - LCY

POALCY

Porto Alegre Salgado Filho

Tue 4/11

11:40-08:50

2 stops18h 10m

London City

Wed 26/11

07:45-00:45

2 stops20h 00m

£694

Porto AlegreLondon

POA - LCY

POALCY

Porto Alegre Salgado Filho

Tue 4/11

11:40-08:10

2 stops17h 30m

London City

Wed 26/11

07:45-00:45

2 stops20h 00m

£696

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Fri 13/2

14:45-14:45

2 stops21h 00m

London Heathrow

Fri 20/3

07:40-01:05

2 stops20h 25m

£741

Porto AlegreLondon

POA - LGW

POALGW

Porto Alegre Salgado Filho

Tue 4/11

21:10-15:45

1 stop15h 35m

London Gatwick

Wed 26/11

16:35-19:40

1 stop30h 05m

£742

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Tue 4/11

21:10-17:30

1 stop17h 20m

London Heathrow

Wed 26/11

18:30-19:40

1 stop28h 10m

£743

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Fri 13/2

14:45-14:45

2 stops21h 00m

London Heathrow

Fri 20/3

07:40-09:20

2 stops28h 40m

£761

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Tue 20/1

14:55-14:05

2 stops20h 10m

London Heathrow

Thu 29/1

20:15-16:50

2 stops23h 35m

£803

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Tue 20/1

14:00-14:05

1 stop21h 05m

London Heathrow

Wed 28/1

20:15-11:35

1 stop18h 20m

£804

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 London from

How to get the cheapest flight ticket from Porto Alegre to London

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 London?

The cheapest month to fly to London from Porto Alegre is in February. Flight prices, which tend to average around £643, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Porto Alegre averaging around £654.

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

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £739. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Porto Alegre to London for around £893.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £788. Flights in the evening are often more expensive, with an average ticket price of £824.

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

You are more likely to see cheaper flights to London from Porto Alegre when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £816 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Porto Alegre for as low as £635 on momondo.

Can stopping save me money on Porto Alegre to London flights?

You could potentially save up to 5% on your flight if you consider stops on a Porto Alegre to London flight.

How have Porto Alegre to London flight prices changed over time?

When to book flights from Porto Alegre to London

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

Cheap Porto Alegre to London (POA to LON) flight deals and tips

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

Direct flights

None
There are no direct flights from Porto Alegre to London. There are no popular flight routes from Porto Alegre to London.
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  • How far is Porto Alegre Salgado Filho to London by plane?

    The straight-line distance from Porto Alegre Salgado Filho to London is 6424.7 mi. Flights usually cover this in 14h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Porto Alegre Salgado Filho Airport to London are refreshed on a daily basis.

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

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

    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 Porto Alegre Salgado Filho Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Porto Alegre to London

Compare and see reviews for airlines that fly from Porto Alegre to London with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £761Free CancellationRating
7.5
1,844 reviews
Search LATAM Airlines flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Luton
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Gatwick
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Ipswich
Ilford
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Worthing
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Hounslow
Dover
Chelmsford
Hayes
Folkestone
Bedford

Why use momondo?

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

Finding the right flight to London from Porto Alegre 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 London quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Porto Alegre to London flights to just show those with flexible booking policies.

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

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

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

Of course. momondo tracks the price of Porto Alegre to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport