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

Sao Paulo (GRU) was the most common stop: 76% of momondo users choosing one-stop flights on this route connected there.

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

TAP AIR PORTUGAL is the most popular carrier operating from London to Porto Alegre Salgado Filho

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

Flights via Lisbon (LIS) offer the lowest average return price of £1,118.

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: 15h 56m.

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 68% 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?

Sao Paulo (GRU) has the shortest average stopover time for this route: 2h 25m.

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 August 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.

£414 Cheap Flights from London to Porto Alegre in 2026

Discover deals from 900+ travel sites with momondo.

Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from London to Porto Alegre

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:40 - 00:10LHR London Heathrow-POA Porto Alegre Salgado Filho

19h 30m2 stops Munich Franz Josef Strauss Sao Paulo Guarulhos Intl

16:05 - 13:00POA Porto Alegre Salgado Filho-LHR London Heathrow

17h 55m2 stops Sao Paulo Guarulhos Intl Zurich

£767Multiple Airlines

Mon, 16 Nov - Tue, 24 Nov

19:55 - 20:00LHR London Heathrow-POA Porto Alegre Salgado Filho

27h 05m2 stops Lisbon Humberto Delgado Sao Paulo Viracopos

19:35 - 14:05POA Porto Alegre Salgado Filho-LHR London Heathrow

15h 30m1 stop Sao Paulo Guarulhos Intl

£816Multiple Airlines

Fri, 13 Nov - Fri, 20 Nov

06:35 - 00:10LHR London Heathrow-POA Porto Alegre Salgado Filho

20h 35m2 stops Munich Franz Josef Strauss Sao Paulo Guarulhos Intl

17:10 - 15:50POA Porto Alegre Salgado Filho-LHR London Heathrow

19h 40m2 stops Sao Paulo Guarulhos Intl Munich Franz Josef Strauss

£817Multiple Airlines

Mon, 16 Nov - Mon, 23 Nov

06:35 - 00:10LHR London Heathrow-POA Porto Alegre Salgado Filho

20h 35m2 stops Munich Franz Josef Strauss Sao Paulo Guarulhos Intl

18:00 - 15:50POA Porto Alegre Salgado Filho-LHR London Heathrow

18h 50m2 stops Sao Paulo Guarulhos Intl Munich Franz Josef Strauss

£823Lufthansa

Mon, 18 Jan - Mon, 8 Feb

21:20 - 16:55LHR London Heathrow-POA Porto Alegre Salgado Filho

23h 35m2 stops Sao Paulo Guarulhos Intl Brasilia

15:25 - 15:05POA Porto Alegre Salgado Filho-LHR London Heathrow

19h 40m2 stops Florianopolis Hercilio Luz Sao Paulo Guarulhos Intl

£842LATAM Airlines

Tue, 15 Sep - Thu, 24 Sep

08:00 - 21:45LHR London Heathrow-POA Porto Alegre Salgado Filho

17h 45m1 stop Lisbon Humberto Delgado

21:55 - 22:05POA Porto Alegre Salgado Filho-LHR London Heathrow

20h 10m1 stop Lisbon Humberto Delgado

£852TAP AIR PORTUGAL

Tue, 15 Sep - Thu, 24 Sep

06:00 - 21:45LHR London Heathrow-POA Porto Alegre Salgado Filho

19h 45m1 stop Lisbon Humberto Delgado

01:00 - 22:00POA Porto Alegre Salgado Filho-LHR London Heathrow

17h 00m1 stop Lisbon Humberto Delgado

£856TAP AIR PORTUGAL

Tue, 15 Sep - Mon, 21 Sep

19:55 - 19:40LHR London Heathrow-POA Porto Alegre Salgado Filho

26h 45m1 stop Lisbon Humberto Delgado

00:45 - 22:40POA Porto Alegre Salgado Filho-LHR London Heathrow

18h 55m1 stop Lisbon Humberto Delgado

£866TAP AIR PORTUGAL

Fri, 22 Jan - Thu, 18 Feb

18:45 - 16:50LHR London Heathrow-POA Porto Alegre Salgado Filho

25h 05m2 stops Madrid Barajas Santiago Arturo Merino Benitez

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

15h 00m1 stop Sao Paulo Guarulhos Intl

£898LATAM Airlines

Fri, 22 Jan - Mon, 1 Mar

21:20 - 14:15LHR London Heathrow-POA Porto Alegre Salgado Filho

20h 55m1 stop Sao Paulo Guarulhos Intl

10:00 - 15:05POA Porto Alegre Salgado Filho-LHR London Heathrow

25h 05m2 stops Curitiba Afonso Pena Sao Paulo Guarulhos Intl

£900LATAM Airlines

Tue, 15 Sep - Thu, 24 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:00 - 21:45LHR London Heathrow-POA Porto Alegre Salgado Filho

19h 45m1 stop Lisbon Humberto Delgado

00:15 - 22:00POA Porto Alegre Salgado Filho-LHR London Heathrow

17h 45m1 stop Lisbon Humberto Delgado

£874TAP AIR PORTUGAL

Tue, 18 Aug - Tue, 29 Sep

09:20 - 23:40LCY London City-POA Porto Alegre Salgado Filho

18h 20m2 stops Amsterdam Schiphol Rio de Janeiro–Galeão Intl

18:15 - 16:40POA Porto Alegre Salgado Filho-LCY London City

18h 25m2 stops Rio de Janeiro–Galeão Intl Amsterdam Schiphol

£926KLM

Tue, 18 Aug - Wed, 30 Sep

08:00 - 21:45LHR London Heathrow-POA Porto Alegre Salgado Filho

17h 45m1 stop Lisbon Humberto Delgado

15:45 - 18:50POA Porto Alegre Salgado Filho-LHR London Heathrow

23h 05m2 stops Rio de Janeiro–Galeão Intl Lisbon Humberto Delgado

£930TAP AIR PORTUGAL

Tue, 18 Aug - Wed, 30 Sep

06:30 - 23:40LHR London Heathrow-POA Porto Alegre Salgado Filho

21h 10m2 stops Amsterdam Schiphol Rio de Janeiro–Galeão Intl

15:45 - 17:35POA Porto Alegre Salgado Filho-LHR London Heathrow

21h 50m2 stops Rio de Janeiro–Galeão Intl Amsterdam Schiphol

£945KLM

Tue, 18 Aug - Wed, 30 Sep

21:15 - 20:25LGW London Gatwick-POA Porto Alegre Salgado Filho

51h 10m2 stops Porto Lisbon Humberto Delgado

00:15 - 11:20POA Porto Alegre Salgado Filho-LGW London Gatwick

31h 05m2 stops Lisbon Humberto Delgado Porto

£962TAP AIR PORTUGAL

Tue, 18 Aug - Tue, 29 Sep

06:00 - 21:45LGW London Gatwick-POA Porto Alegre Salgado Filho

19h 45m2 stops Madrid Barajas Lisbon Humberto Delgado

04:05 - 11:20POA Porto Alegre Salgado Filho-LGW London Gatwick

27h 15m3 stops Rio de Janeiro–Galeão Intl Lisbon Humberto Delgado Porto

£1,005Multiple Airlines

Tue, 18 Aug - Wed, 30 Sep

21:20 - 16:55LHR London Heathrow-POA Porto Alegre Salgado Filho

23h 35m2 stops Sao Paulo Guarulhos Intl Brasilia

12:10 - 15:05POA Porto Alegre Salgado Filho-LHR London Heathrow

22h 55m1 stop Sao Paulo Guarulhos Intl

£1,019LATAM Airlines

Tue, 18 Aug - Wed, 30 Sep

16:25 - 11:10LGW London Gatwick-POA Porto Alegre Salgado Filho

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

00:15 - 09:45POA Porto Alegre Salgado Filho-LGW London Gatwick

29h 30m1 stop Lisbon Humberto Delgado

£1,046TAP AIR PORTUGAL

Tue, 18 Aug - Tue, 29 Sep

21:20 - 09:20LHR London Heathrow-POA Porto Alegre Salgado Filho

16h 00m1 stop Sao Paulo Guarulhos Intl

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

15h 00m1 stop Sao Paulo Guarulhos Intl

£1,047LATAM Airlines

Sat, 22 Aug - Wed, 16 Sep

21:20 - 09:20LHR London Heathrow-POA Porto Alegre Salgado Filho

16h 00m1 stop Sao Paulo Guarulhos Intl

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

15h 00m1 stop Sao Paulo Guarulhos Intl

£1,047LATAM Airlines

Fri, 21 Aug - Wed, 16 Sep

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SWISS flights from London to Porto Alegre

Our best SWISS deals on London to Porto Alegre flight tickets

SWISS

21 Jan

LGW18:40London Gatwick

20h 35m

2 stops

POA12:15Porto Alegre Salgado Filho

18 Feb

POA16:05Porto Alegre Salgado Filho

22h 45m

2 stops

LGW17:50London Gatwick

£948

SWISS

21 Jan

LCY13:30London City

25h 45m

2 stops

POA12:15Porto Alegre Salgado Filho

18 Feb

POA16:05Porto Alegre Salgado Filho

17h 45m

2 stops

LCY12:50London City

£1,022

SWISS

22 Jan

LGW18:40London Gatwick

20h 35m

2 stops

POA12:15Porto Alegre Salgado Filho

18 Feb

POA16:05Porto Alegre Salgado Filho

22h 45m

2 stops

LGW17:50London Gatwick

£1,042

Air Europa flights from London to Porto Alegre

Our best Air Europa deals on London to Porto Alegre flight tickets

Air Europa

16 Nov

LGW10:00London Gatwick

30h 00m

2 stops

POA13:00Porto Alegre Salgado Filho

23 Nov

POA08:35Porto Alegre Salgado Filho

21h 25m

2 stops

LGW09:00London Gatwick

£973

Air Europa

22 Jan

LGW17:25London Gatwick

24h 10m

2 stops

POA14:35Porto Alegre Salgado Filho

19 Feb

POA10:30Porto Alegre Salgado Filho

19h 30m

2 stops

LGW09:00London Gatwick

£997

Air Europa

13 Nov

LGW17:25London Gatwick

24h 15m

2 stops

POA14:40Porto Alegre Salgado Filho

20 Nov

POA10:40Porto Alegre Salgado Filho

19h 20m

2 stops

LGW09:00London Gatwick

£1,001

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 16/11

07:40-00:10

2 stops19h 30m

Porto Alegre Salgado Filho

Tue 24/11

16:05-13:00

2 stops17h 55m

£767

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Fri 13/11

19:55-20:00

2 stops27h 05m

Porto Alegre Salgado Filho

Fri 20/11

19:35-14:05

1 stop15h 30m

£816

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 16/11

06:35-00:10

2 stops20h 35m

Porto Alegre Salgado Filho

Mon 23/11

17:10-15:50

2 stops19h 40m

£817

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Mon 18/1

06:35-00:10

2 stops20h 35m

Porto Alegre Salgado Filho

Mon 8/2

18:00-15:50

2 stops18h 50m

£823

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Tue 15/9

21:20-16:55

2 stops23h 35m

Porto Alegre Salgado Filho

Thu 24/9

15:25-15:05

2 stops19h 40m

£842

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Tue 15/9

08:00-21:45

1 stop17h 45m

Porto Alegre Salgado Filho

Thu 24/9

21:55-22:05

1 stop20h 10m

£852

Fastest return journey

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Tue 15/9

06:00-21:45

1 stop19h 45m

Porto Alegre Salgado Filho

Mon 21/9

01:00-22:00

1 stop17h 00m

£856

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Fri 22/1

19:55-19:40

1 stop26h 45m

Porto Alegre Salgado Filho

Thu 18/2

00:45-22:40

1 stop18h 55m

£866

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Fri 22/1

18:45-16:50

2 stops25h 05m

Porto Alegre Salgado Filho

Mon 1/3

20:05-14:05

1 stop15h 00m

£898

LondonPorto Alegre

LHR London Heathrow - POA Porto Alegre Salgado Filho

LHRPOA

London Heathrow

Tue 15/9

21:20-14:15

1 stop20h 55m

Porto Alegre Salgado Filho

Thu 24/9

10:00-15:05

2 stops25h 05m

£900

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 £954 to £1,364.
The lowest price recently found on this route was £767.

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 £764. 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 £829.

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

You are more likely to see cheaper flights to Porto Alegre from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto Alegre for around £1,028 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto Alegre from London for as low as £801 on momondo.

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	£414
Fastest flight time	16h 40m
Direct flights	None

The best one-way flight to Porto Alegre from London in the past 72 hours is £414. The best return flight deal from London to Porto Alegre found on momondo in the last 72 hours is £767.

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 August 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 43% of all bookings. The subsequent popular airlines are TAP AIR PORTUGAL at 31% and Virgin Atlantic 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
TAP AIR PORTUGAL	PriceFrom £740	Free Cancellation	Rating 7.2 2,370 reviews	Search TAP AIR PORTUGAL flights
LATAM Airlines	PriceFrom £745	Free Cancellation	Rating 7.4 1,986 reviews	Search LATAM Airlines flights
Virgin Atlantic	PriceFrom £1,137	Free Cancellation	Rating 7.5 692 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.

An easier way to manage your Porto Alegre trip

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Cheap flights from London to Porto Alegre from £414

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 1/9. 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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SWISS flights from London to Porto Alegre

Our best SWISS deals on London to Porto Alegre flight tickets

Air Europa flights from London to Porto Alegre

Our best Air Europa 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?

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

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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