Which stopover airport offers the lowest fares from London to Porto Alegre?

Flights via Sao Paulo (GRU) offer the lowest average return price of £1,157.

Which airlines fly to Porto Alegre?

LATAM Airlines, TAP AIR PORTUGAL and Virgin Atlantic are the top three most popular airlines that fly to Porto Alegre from London according to our data. LATAM Airlines is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Porto Alegre. Keep in mind that there are 3 different airlines that fly to Porto Alegre on a routine basis, so you have a few additional options to choose from.

Which stopover airport has the shortest connection time from London to Porto Alegre?

Lisbon (LIS) has the shortest average stopover time for this route: 2h 09m.

Which stopover airport has the shortest travel time from London to Porto Alegre?

Flights connecting via Sao Paulo (GRU) have the shortest average one-way travel time: 16h 09m.

What is the cheapest airline that flies from London to Porto Alegre Salgado Filho?

KLM, LATAM Airlines, and SWISS are the most popular carriers operating from London to Porto Alegre Salgado Filho

Which airport is the most popular for stopovers for flights between London and Porto Alegre?

Sao Paulo (GRU) was the most common stop: 86% of momondo users choosing one-stop flights on this route connected there.

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

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

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

As of October 2026, there are 3 operators available to choose from for flights from London to Porto Alegre Salgado Filho Airport.

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

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 London to Porto Alegre Salgado Filho Airport.

What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

The necessary travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£370 Cheap Flights from London to Porto Alegre in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Porto Alegre

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

20:10 - 00:15LGW London Gatwick-POA Porto Alegre Salgado Filho

31h 05m2 stops Lisbon Humberto Delgado Sao Paulo Viracopos

21:15 - 15:45POA Porto Alegre Salgado Filho-LGW London Gatwick

15h 30m1 stop Lisbon Humberto Delgado

£716Multiple Airlines

Tue, 17 Nov - Tue, 24 Nov

06:45 - 08:00LGW London Gatwick-POA Porto Alegre Salgado Filho

28h 15m2 stops Rome Fiumicino Sao Paulo Guarulhos Intl

14:00 - 15:45POA Porto Alegre Salgado Filho-LGW London Gatwick

22h 45m2 stops Sao Paulo Guarulhos Intl Lisbon Humberto Delgado

£736Multiple Airlines

Mon, 16 Nov - Tue, 1 Dec

21:35 - 19:40LGW London Gatwick-POA Porto Alegre Salgado Filho

25h 05m2 stops Dublin Lisbon Humberto Delgado

21:15 - 15:45POA Porto Alegre Salgado Filho-LGW London Gatwick

15h 30m1 stop Lisbon Humberto Delgado

£740Multiple Airlines

Fri, 6 Nov - Tue, 10 Nov

18:30 - 19:40LHR London Heathrow-POA Porto Alegre Salgado Filho

28h 10m1 stop Lisbon Humberto Delgado

21:15 - 22:40POA Porto Alegre Salgado Filho-LHR London Heathrow

22h 25m1 stop Lisbon Humberto Delgado

£769TAP AIR PORTUGAL

Mon, 16 Nov - Tue, 1 Dec

11:00 - 19:40LGW London Gatwick-POA Porto Alegre Salgado Filho

35h 40m2 stops Porto Lisbon Humberto Delgado

21:15 - 15:45POA Porto Alegre Salgado Filho-LGW London Gatwick

15h 30m1 stop Lisbon Humberto Delgado

£777TAP AIR PORTUGAL

Mon, 16 Nov - Tue, 1 Dec

06:00 - 19:20LHR London Heathrow-POA Porto Alegre Salgado Filho

16h 20m1 stop Lisbon Humberto Delgado

01:30 - 21:35POA Porto Alegre Salgado Filho-LHR London Heathrow

17h 05m1 stop Lisbon Humberto Delgado

£792TAP AIR PORTUGAL

Thu, 5 Nov - Thu, 5 Nov

20:15 - 15:20LHR London Heathrow-POA Porto Alegre Salgado Filho

22h 05m1 stop Sao Paulo Guarulhos Intl

20:05 - 17:15POA Porto Alegre Salgado Filho-LHR London Heathrow

18h 10m2 stops Sao Paulo Guarulhos Intl Madrid Barajas

£863LATAM Airlines

Mon, 16 Nov - Tue, 1 Dec

20:15 - 15:20LHR London Heathrow-POA Porto Alegre Salgado Filho

22h 05m1 stop Sao Paulo Guarulhos Intl

09:20 - 12:50POA Porto Alegre Salgado Filho-LHR London Heathrow

24h 30m2 stops Sao Paulo Guarulhos Intl Barcelona-El Prat

£891LATAM Airlines

Mon, 9 Nov - Mon, 23 Nov

20:15 - 12:15LHR London Heathrow-POA Porto Alegre Salgado Filho

19h 00m1 stop Sao Paulo Guarulhos Intl

16:10 - 14:05POA Porto Alegre Salgado Filho-LHR London Heathrow

18h 55m1 stop Sao Paulo Guarulhos Intl

£897LATAM Airlines

Mon, 9 Nov - Mon, 23 Nov

20:15 - 10:00LHR London Heathrow-POA Porto Alegre Salgado Filho

16h 45m1 stop Sao Paulo Guarulhos Intl

20:05 - 14:05POA Porto Alegre Salgado Filho-LHR London Heathrow

15h 00m1 stop Sao Paulo Guarulhos Intl

£1,177Virgin Atlantic

Fri, 19 Feb - Wed, 10 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:00 - 19:40LHR London Heathrow-POA Porto Alegre Salgado Filho

16h 40m1 stop Lisbon Humberto Delgado

21:15 - 12:40POA Porto Alegre Salgado Filho-LHR London Heathrow

36h 25m1 stop Lisbon Humberto Delgado

£800TAP AIR PORTUGAL

Tue, 27 Oct - Tue, 3 Nov

06:00 - 08:00LHR London Heathrow-POA Porto Alegre Salgado Filho

29h 00m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

21:15 - 12:40POA Porto Alegre Salgado Filho-LHR London Heathrow

36h 25m1 stop Lisbon Humberto Delgado

£830Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

06:00 - 08:00LHR London Heathrow-POA Porto Alegre Salgado Filho

29h 00m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

05:15 - 12:55POA Porto Alegre Salgado Filho-LHR London Heathrow

28h 40m2 stops Sao Paulo Guarulhos Intl Milan Malpensa

£860Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

06:05 - 08:00STN London Stansted-POA Porto Alegre Salgado Filho

28h 55m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

10:25 - 18:20POA Porto Alegre Salgado Filho-STN London Stansted

28h 55m2 stops Sao Paulo Viracopos Lisbon Humberto Delgado

£896Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

07:20 - 08:00LTN London Luton-POA Porto Alegre Salgado Filho

27h 40m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

11:25 - 14:15POA Porto Alegre Salgado Filho-LTN London Luton

23h 50m3 stops Belo Horizonte Tancredo Neves Intl Sao Paulo Viracopos Madrid Barajas

£896Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

06:05 - 08:00STN London Stansted-POA Porto Alegre Salgado Filho

28h 55m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

21:15 - 18:20POA Porto Alegre Salgado Filho-STN London Stansted

18h 05m1 stop Lisbon Humberto Delgado

£928Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

07:20 - 08:00LTN London Luton-POA Porto Alegre Salgado Filho

27h 40m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

10:25 - 21:45POA Porto Alegre Salgado Filho-LTN London Luton

32h 20m2 stops Sao Paulo Viracopos Lisbon Humberto Delgado

£931Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

07:20 - 08:00LTN London Luton-POA Porto Alegre Salgado Filho

27h 40m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

21:15 - 21:45POA Porto Alegre Salgado Filho-LTN London Luton

21h 30m1 stop Lisbon Humberto Delgado

£946Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

20:10 - 11:50LGW London Gatwick-POA Porto Alegre Salgado Filho

42h 40m2 stops Lisbon Humberto Delgado Rio de Janeiro–Galeão Intl

21:15 - 15:45POA Porto Alegre Salgado Filho-LGW London Gatwick

15h 30m1 stop Lisbon Humberto Delgado

£958Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

06:00 - 07:40LHR London Heathrow-POA Porto Alegre Salgado Filho

28h 40m3 stops Lisbon Humberto Delgado Curitiba Afonso Pena Rio de Janeiro–Galeão Intl

15:30 - 22:40POA Porto Alegre Salgado Filho-LHR London Heathrow

28h 10m2 stops Rio de Janeiro–Galeão Intl Lisbon Humberto Delgado

£1,451TAP AIR PORTUGAL

Tue, 27 Oct - Tue, 3 Nov

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Lufthansa flights from London to Porto Alegre

Our best Lufthansa deals on London to Porto Alegre flight tickets

Lufthansa

18 Jan

LHR17:30London Heathrow

19h 30m

2 stops

POA10:00Porto Alegre Salgado Filho

8 Feb

POA18:00Porto Alegre Salgado Filho

39h 50m

2 stops

LHR12:50London Heathrow

£826

Lufthansa

21 Feb

LHR09:30London Heathrow

27h 30m

2 stops

POA10:00Porto Alegre Salgado Filho

7 Mar

POA13:00Porto Alegre Salgado Filho

25h 05m

2 stops

LHR17:05London Heathrow

£828

Lufthansa

19 Feb

LHR15:30London Heathrow

21h 30m

2 stops

POA10:00Porto Alegre Salgado Filho

11 Mar

POA10:45Porto Alegre Salgado Filho

27h 20m

2 stops

LHR17:05London Heathrow

£836

Turkish Airlines flights from London to Porto Alegre

Our best Turkish Airlines deals on London to Porto Alegre flight tickets

Turkish Airlines

20 Feb

STN17:20London Stansted

42h 10m

2 stops

POA08:30Porto Alegre Salgado Filho

22 Mar

POA13:00Porto Alegre Salgado Filho

24h 20m

2 stops

STN16:20London Stansted

£916

Turkish Airlines

21 Feb

STN10:55London Stansted

37h 35m

2 stops

POA21:30Porto Alegre Salgado Filho

9 Mar

POA20:05Porto Alegre Salgado Filho

41h 15m

2 stops

STN16:20London Stansted

£917

Turkish Airlines

23 Nov

LGW06:30London Gatwick

42h 00m

2 stops

POA21:30Porto Alegre Salgado Filho

27 Nov

POA19:40Porto Alegre Salgado Filho

34h 30m

2 stops

LGW09:10London Gatwick

£923

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPorto Alegre

LGW London Gatwick - POA Porto Alegre Salgado Filho

LGWPOA

London Gatwick

Tue 17/11

20:10-00:15

2 stops31h 05m

Porto Alegre Salgado Filho

Tue 24/11

21:15-15:45

1 stop15h 30m

£716

LondonPorto Alegre

LGW London Gatwick - POA Porto Alegre Salgado Filho

LGWPOA

London Gatwick

Mon 16/11

06:45-08:00

2 stops28h 15m

Porto Alegre Salgado Filho

Tue 1/12

14:00-15:45

2 stops22h 45m

£736

LondonPorto Alegre

LGW London Gatwick - POA Porto Alegre Salgado Filho

LGWPOA

London Gatwick

Fri 6/11

21:35-19:40

2 stops25h 05m

Porto Alegre Salgado Filho

Tue 10/11

21:15-15:45

1 stop15h 30m

£740

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 16/11

18:30-19:40

1 stop28h 10m

Porto Alegre Salgado Filho

Tue 1/12

21:15-22:40

1 stop22h 25m

£769

LondonPorto Alegre

LGW London Gatwick - POA Porto Alegre Salgado Filho

LGWPOA

London Gatwick

Mon 16/11

11:00-19:40

2 stops35h 40m

Porto Alegre Salgado Filho

Tue 1/12

21:15-15:45

1 stop15h 30m

£777

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Thu 5/11

06:00-19:20

1 stop16h 20m

Porto Alegre Salgado Filho

Thu 5/11

01:30-21:35

1 stop17h 05m

£792

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 16/11

20:15-15:20

1 stop22h 05m

Porto Alegre Salgado Filho

Tue 1/12

20:05-17:15

2 stops18h 10m

£863

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 9/11

20:15-15:20

1 stop22h 05m

Porto Alegre Salgado Filho

Mon 23/11

09:20-12:50

2 stops24h 30m

£891

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 9/11

20:15-12:15

1 stop19h 00m

Porto Alegre Salgado Filho

Mon 23/11

16:10-14:05

1 stop18h 55m

£897

Fastest return journey

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Fri 19/2

20:15-10:00

1 stop16h 45m

Porto Alegre Salgado Filho

Wed 10/3

20:05-14:05

1 stop15h 00m

£1,177

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between London and Porto Alegre?

Prices are currently low for flights on this route.

Typical prices usually range from £831 to £1,164.
The lowest price recently found on this route was £716.

What is the cheapest month to fly to Porto Alegre?

In general, April is the cheapest month to fly from London to Porto Alegre. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £772. If you aren’t able to travel during the month of April, then book flights to Porto Alegre from London during May instead. Flights to Porto Alegre in May, while not as cheap as those in April, still average around £849.

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

You could potentially save up to 30% on your flight if you consider stops on a London to Porto Alegre flight.

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

When to book flights from London to Porto Alegre

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

Estimated return price

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

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

Best price found	£370
Fastest flight time	16h 40m
Direct flights	None

The best one-way flight to Porto Alegre from London in the past 72 hours is £370. The best return flight deal from London to Porto Alegre found on momondo in the last 72 hours is £716.

The fastest flight from London to Porto Alegre takes 16h 40m

There are no direct flights from London to Porto Alegre. There are no popular flight routes from London to Porto Alegre.

Search flight deals

Frequently asked questions about flying from London to Porto Alegre

How far is London to Porto Alegre Salgado Filho by plane?
Porto Alegre Salgado Filho is 6424.7 mi away from London. In terms of flight time, this usually takes a little over 16h 40m.
When did momondo last update prices for flights from London to Porto Alegre Salgado Filho Airport?
Prices for flights from London to Porto Alegre Salgado Filho Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London to Porto Alegre Salgado Filho Airport?
As of October 2026, there are 3 operators available to choose from for flights from London to Porto Alegre Salgado Filho Airport.
How old do you have to be to fly from London to Porto Alegre Salgado Filho Airport?
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 London to Porto Alegre Salgado Filho Airport.
What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?
The necessary travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to Porto Alegre?
momondo data reveals that the most frequently booked airline on the route from London to Porto Alegre is LATAM Airlines, representing 42% of all bookings. The subsequent popular airlines are Virgin Atlantic at 33% and TAP AIR PORTUGAL at 25%.

Best airlines flying from London to Porto Alegre

Compare and see reviews for airlines that fly from London to Porto Alegre with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom £751	Free Cancellation	Rating 7.4 1,971 reviews	Search LATAM Airlines flights
TAP AIR PORTUGAL	PriceFrom £770	Free Cancellation	Rating 7.2 2,384 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom £1,149	Free Cancellation	Rating 7.5 697 reviews	Search Virgin Atlantic flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Porto Alegre for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto Alegre from London.

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

Yes momondo offers price alerts on flights to Porto Alegre from London. 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.

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Cheap flights from London to Porto Alegre from £370

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 Alegre departing on 20/4. 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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Lufthansa flights from London to Porto Alegre

Our best Lufthansa deals on London to Porto Alegre flight tickets

Turkish Airlines flights from London to Porto Alegre

Our best Turkish Airlines deals on London to Porto Alegre flight tickets

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

What is the typical price of a round-trip flight between London and Porto Alegre?

What is the cheapest month to fly to Porto Alegre?

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

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

What is the cheapest airline that flies from London to Porto Alegre Salgado Filho?

Which airlines fly to Porto Alegre?

Which airport is the most popular for stopovers for flights between London and Porto Alegre?

Which stopover airport offers the lowest fares from London to Porto Alegre?

Which stopover airport has the shortest travel time from London to Porto Alegre?

Which stopover airport has the shortest connection time from London to Porto Alegre?

When to book flights from London to Porto Alegre

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Porto Alegre

Best airlines flying from London to Porto Alegre

Compare and see reviews for airlines that fly from London to Porto Alegre with momondo

Why use momondo?

An easier way to manage your Porto Alegre 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Brazil

Fly your favourite airline to Porto Alegre

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Porto Alegre

List of cabin classes available on flights landing in Porto Alegre. Availability may vary depending on flight origin and airline.

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