Which airlines fly to Porto Alegre?

LATAM Airlines, TAP AIR PORTUGAL and Air France 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 73% 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.

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

TAP AIR PORTUGAL, SWISS, and KLM are the most popular carriers 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 £1,062.

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 52m.

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 34m.

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

Sao Paulo (GRU) was the most common stop: 58% 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 2025, 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.

£497 Cheap Flights from London to Porto Alegre in 2025/26

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

Prices are currently typical for flights on this route. Typical prices usually range from £619 to £944. The lowest price recently found on this route was £751.

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Find the cheapest flights from London to Porto Alegre

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:20 - 10:55LHR-POA

42h 35m2 stops

13:40 - 07:55POA-LHR

39h 15m2 stops

£751Air France

Find Deal

Sun, 30 Nov - Sun, 7 Dec

09:00 - 08:15LHR-POA

26h 15m2 stops

10:05 - 08:00POA-LHR

18h 55m2 stops

£765Multiple Airlines

Find Deal

Wed, 12 Nov - Wed, 19 Nov

21:20 - 13:50LHR-POA

20h 30m1 stop

15:15 - 15:05POA-LHR

19h 50m1 stop

£774LATAM Airlines

Find Deal

Tue, 31 Mar - Sat, 25 Apr

21:20 - 11:40LHR-POA

18h 20m1 stop

18:05 - 15:05POA-LHR

17h 00m1 stop

£777LATAM Airlines

Find Deal

Tue, 31 Mar - Tue, 28 Apr

16:25 - 21:45LGW-POA

33h 20m1 stop

01:40 - 09:45POA-LGW

28h 05m1 stop

£799TAP AIR PORTUGAL

Find Deal

Mon, 30 Mar - Sat, 25 Apr

16:25 - 21:45LGW-POA

33h 20m1 stop

01:40 - 09:45POA-LGW

28h 05m1 stop

£800TAP AIR PORTUGAL

Find Deal

Mon, 30 Mar - Sat, 25 Apr

08:40 - 00:40LHR-POA

20h 00m2 stops

18:35 - 17:35POA-LHR

19h 00m2 stops

£861KLM

Find Deal

Tue, 31 Mar - Tue, 28 Apr

10:00 - 14:35LGW-POA

31h 35m2 stops

05:30 - 09:00POA-LGW

23h 30m2 stops

£904Air Europa

Find Deal

Wed, 18 Mar - Fri, 17 Apr

17:25 - 14:35LGW-POA

24h 10m2 stops

05:30 - 09:00POA-LGW

23h 30m2 stops

£908Air Europa

Find Deal

Wed, 18 Mar - Fri, 17 Apr

11:45 - 00:30LHR-POA

40h 45m2 stops

13:35 - 16:15POA-LHR

22h 40m2 stops

£908KLM

Find Deal

Tue, 31 Mar - Fri, 24 Apr

ITA Airways flights from London to Porto Alegre

Our best ITA Airways deals on London to Porto Alegre flight tickets

ITA Airways

19 Mar

LCY16:45London City

44h 05m

2 stops

POA09:50Porto Alegre Salgado Filho

23 Mar

POA15:25Porto Alegre Salgado Filho

21h 45m

2 stops

LCY16:10London City

£904

Find similar

ITA Airways

19 Mar

LCY16:45London City

44h 05m

2 stops

POA09:50Porto Alegre Salgado Filho

23 Mar

POA09:35Porto Alegre Salgado Filho

27h 35m

2 stops

LCY16:10London City

£908

Find similar

ITA Airways

19 Mar

LCY16:45London City

23h 25m

2 stops

POA13:10Porto Alegre Salgado Filho

23 Mar

POA09:35Porto Alegre Salgado Filho

27h 35m

2 stops

LCY16:10London City

£912

Find similar

Air France flights from London to Porto Alegre

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

Air France

30 Nov

LHR19:20London Heathrow

42h 35m

2 stops

POA10:55Porto Alegre Salgado Filho

7 Dec

POA13:40Porto Alegre Salgado Filho

39h 15m

2 stops

LHR07:55London Heathrow

£751

Find similar

Air France

11 Nov

LHR06:20London Heathrow

20h 10m

2 stops

POA23:30Porto Alegre Salgado Filho

24 Nov

POA13:40Porto Alegre Salgado Filho

21h 05m

2 stops

LHR13:45London Heathrow

£858

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Sun 30/11

19:20-10:55

2 stops42h 35m

Porto Alegre Salgado Filho

Sun 7/12

13:40-07:55

2 stops39h 15m

£751

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Wed 12/11

09:00-08:15

2 stops26h 15m

Porto Alegre Salgado Filho

Wed 19/11

10:05-08:00

2 stops18h 55m

£765

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Tue 31/3

21:20-13:50

1 stop20h 30m

Porto Alegre Salgado Filho

Sat 25/4

15:15-15:05

1 stop19h 50m

£774

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Tue 31/3

21:20-11:40

1 stop18h 20m

Porto Alegre Salgado Filho

Tue 28/4

18:05-15:05

1 stop17h 00m

£777

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Mon 30/3

16:25-21:45

1 stop33h 20m

Porto Alegre Salgado Filho

Sat 25/4

01:40-09:45

1 stop28h 05m

£799

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Mon 30/3

16:25-21:45

1 stop33h 20m

Porto Alegre Salgado Filho

Sat 25/4

01:40-09:45

1 stop28h 05m

£800

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Tue 31/3

08:40-00:40

2 stops20h 00m

Porto Alegre Salgado Filho

Tue 28/4

18:35-17:35

2 stops19h 00m

£861

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Wed 18/3

10:00-14:35

2 stops31h 35m

Porto Alegre Salgado Filho

Fri 17/4

05:30-09:00

2 stops23h 30m

£904

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Wed 18/3

17:25-14:35

2 stops24h 10m

Porto Alegre Salgado Filho

Fri 17/4

05:30-09:00

2 stops23h 30m

£908

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Tue 31/3

11:45-00:30

2 stops40h 45m

Porto Alegre Salgado Filho

Fri 24/4

13:35-16:15

2 stops22h 40m

£908

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?

What is the cheapest month to fly to Porto Alegre?

In general, May 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 £774. If you aren’t able to travel during the month of May, then book flights to Porto Alegre from London during February instead. Flights to Porto Alegre in February, while not as cheap as those in May, still average around £780.

What is the cheapest day to depart on your flight to Porto Alegre?

On average, the least expensive day to fly to Porto Alegre from London is on a Thursday. momondo users have found tickets for Thursday departures for as low as £824. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £998.

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

Our most recent data shows that the best time of day to fly to Porto Alegre is in the morning. Flights from London to Porto Alegre during this time can be as low as £868. Flights to Porto Alegre are more costly in the evening, with an average ticket price of £933. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 £975 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 £806 on momondo.

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

You could potentially save up to 5% 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?

As of October 2025, prices for London to Porto Alegre flights are approximately 73% more expensive when compared to flights at the same time last year.

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

Direct flights	None

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

Search flight deals

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 00m.
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 2025, 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 52% of all bookings. The subsequent popular airlines are TAP AIR PORTUGAL at 29%, Virgin Atlantic at 6%, and KLM at 5%.

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 £632	Free Cancellation	Rating 7.1 2,016 reviews	Search TAP AIR PORTUGAL flights
Air France	PriceFrom £645	Free Cancellation	Rating 7.4 1,476 reviews	Search Air France flights
LATAM Airlines	PriceFrom £705	Free Cancellation	Rating 7.5 1,866 reviews	Search LATAM Airlines 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

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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Cheap flights from London to Porto Alegre from £497

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 31/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Trusted and free

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Find the cheapest flights from London to Porto Alegre

Cheap return flights

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ITA Airways flights from London to Porto Alegre

Our best ITA Airways deals on London to Porto Alegre flight tickets

Air France flights from London to Porto Alegre

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

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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

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?

What is the cheapest day to depart on your flight to Porto Alegre?

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

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

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

You could potentially save up to 5% 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?

As of October 2025, prices for London to Porto Alegre flights are approximately 73% more expensive when compared to flights at the same time last year.

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

TAP AIR PORTUGAL, SWISS, and KLM are the most popular carriers operating 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?

Sao Paulo (GRU) was the most common stop: 58% of momondo users choosing one-stop flights on this route connected there.

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

Flights via Lisbon (LIS) offer the lowest average return price of £1,062.

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 34m.

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 52m.

When to book flights from London to Porto Alegre

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

Direct flights

How far is London to Porto Alegre Salgado Filho by plane?

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

How many operators does momondo search 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?

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

What is the most popular airline 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?

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

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

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

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

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