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

Flights via Lisbon (LIS) offer the lowest average return price of £1,128.

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

Sao Paulo (GRU) was the most common stop: 60% of momondo users choosing one-stop flights on this route connected there.

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 65% of people opting to fly with this airline when travelling to Porto Alegre. Keep in mind that there are 4 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, Lufthansa, and KLM are the most popular carriers operating from London to Porto Alegre Salgado Filho

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 50m.

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 13m.

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 January 2026, there are 4 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

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 £768 to £1,013. The lowest price recently found on this route was £780.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

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

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to Porto Alegre

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:15 - 00:40

LHR

POA

21h 25m2 stops

17:55 - 14:05

POA

LHR

17h 10m1 stop

£780LATAM Airlines

lun, 2 mar - gio, 19 mar

06:15 - 00:40

LHR

POA

21h 25m2 stops

20:10 - 14:05

POA

LHR

14h 55m1 stop

£781LATAM Airlines

lun, 2 mar - gio, 19 mar

20:20 - 00:15

LGW

POA

31h 55m2 stops

15:15 - 16:25

POA

LGW

21h 10m2 stops

£783Multiple Airlines

lun, 13 apr - lun, 11 mag

20:15 - 18:45

LHR

POA

25h 30m2 stops

13:40 - 14:05

POA

LHR

21h 25m2 stops

£784LATAM Airlines

lun, 2 mar - gio, 19 mar

06:30 - 23:40

LHR

POA

20h 10m2 stops

18:30 - 19:25

POA

LHR

20h 55m2 stops

£785KLM

gio, 26 feb - dom, 29 mar

06:00 - 00:15

LHR

POA

22h 15m2 stops

10:35 - 15:35

POA

LHR

25h 00m2 stops

£786Multiple Airlines

lun, 13 apr - gio, 7 mag

16:25 - 21:45

LGW

POA

33h 20m1 stop

00:15 - 09:45

POA

LGW

29h 30m1 stop

£787TAP AIR PORTUGAL

lun, 27 apr - mar, 26 mag

17:25 - 09:05

LGW

POA

19h 40m2 stops

06:00 - 16:25

POA

LGW

30h 25m2 stops

£797Air Europa

lun, 13 apr - gio, 7 mag

21:20 - 22:40

LGW

POA

53h 20m2 stops

00:15 - 09:45

POA

LGW

29h 30m1 stop

£802TAP AIR PORTUGAL

gio, 30 apr - mar, 26 mag

10:00 - 00:20

LCY

POA

18h 20m2 stops

18:25 - 17:20

POA

LCY

18h 55m2 stops

£875KLM

gio, 23 apr - mer, 20 mag

Air Europa flights from London to Porto Alegre

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

Air Europa

13 Apr

LGW17:25London Gatwick

19h 40m

2 stops

POA09:05Porto Alegre Salgado Filho

7 May

POA06:00Porto Alegre Salgado Filho

30h 25m

2 stops

LGW16:25London Gatwick

£797

Air Europa

23 Apr

LGW10:00London Gatwick

34h 25m

2 stops

POA16:25Porto Alegre Salgado Filho

21 May

POA09:45Porto Alegre Salgado Filho

19h 15m

2 stops

LGW09:00London Gatwick

£818

Air Europa

24 Feb

LGW10:00London Gatwick

31h 20m

2 stops

POA14:20Porto Alegre Salgado Filho

31 Mar

POA18:05Porto Alegre Salgado Filho

42h 20m

2 stops

LGW16:25London Gatwick

£840

ITA Airways flights from London to Porto Alegre

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

ITA Airways

23 Feb

LCY08:25London City

41h 20m

2 stops

POA22:45Porto Alegre Salgado Filho

12 Mar

POA14:05Porto Alegre Salgado Filho

41h 50m

2 stops

LCY10:55London City

£1,004

ITA Airways

2 Mar

LCY16:45London City

20h 20m

2 stops

POA10:05Porto Alegre Salgado Filho

19 Mar

POA10:45Porto Alegre Salgado Filho

21h 10m

2 stops

LCY10:55London City

£1,037

ITA Airways

3 Feb

LCY08:25London City

41h 30m

2 stops

POA22:55Porto Alegre Salgado Filho

10 Feb

POA05:30Porto Alegre Salgado Filho

31h 40m

2 stops

LCY16:10London City

£1,041

Fly from

Fly to

Route

Depart

Return

Price

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

lun 2/3

06:15-00:40

2 stops21h 25m

Porto Alegre Salgado Filho

gio 19/3

17:55-14:05

1 stop17h 10m

£780

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

lun 2/3

06:15-00:40

2 stops21h 25m

Porto Alegre Salgado Filho

gio 19/3

20:10-14:05

1 stop14h 55m

£781

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

lun 13/4

20:20-00:15

2 stops31h 55m

Porto Alegre Salgado Filho

lun 11/5

15:15-16:25

2 stops21h 10m

£783

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

lun 2/3

20:15-18:45

2 stops25h 30m

Porto Alegre Salgado Filho

gio 19/3

13:40-14:05

2 stops21h 25m

£784

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

gio 26/2

06:30-23:40

2 stops20h 10m

Porto Alegre Salgado Filho

dom 29/3

18:30-19:25

2 stops20h 55m

£785

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

lun 13/4

06:00-00:15

2 stops22h 15m

Porto Alegre Salgado Filho

gio 7/5

10:35-15:35

2 stops25h 00m

£786

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

lun 27/4

16:25-21:45

1 stop33h 20m

Porto Alegre Salgado Filho

mar 26/5

00:15-09:45

1 stop29h 30m

£787

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

lun 13/4

17:25-09:05

2 stops19h 40m

Porto Alegre Salgado Filho

gio 7/5

06:00-16:25

2 stops30h 25m

£797

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

gio 30/4

21:20-22:40

2 stops53h 20m

Porto Alegre Salgado Filho

mar 26/5

00:15-09:45

1 stop29h 30m

£802

LondonPorto Alegre

LCY - POA

LCYPOA

London City

gio 23/4

10:00-00:20

2 stops18h 20m

Porto Alegre Salgado Filho

mer 20/5

18:25-17:20

2 stops18h 55m

£875

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 £773. 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 £778.

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 £940 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 £735 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

Fastest flight time	18h 20m
Direct flights	None

The fastest flight from London to Porto Alegre takes 18h 20m

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 18h 20m.
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 January 2026, there are 4 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 46% of all bookings. The subsequent popular airlines are TAP AIR PORTUGAL at 33%, Virgin Atlantic at 11%, 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
Air France	PriceFrom £644	Free Cancellation	Rating 7.4 1,519 reviews	Search Air France flights
TAP AIR PORTUGAL	PriceFrom £694	Free Cancellation	Rating 7.1 2,111 reviews	Search TAP AIR PORTUGAL flights
LATAM Airlines	PriceFrom £704	Free Cancellation	Rating 7.5 1,901 reviews	Search LATAM Airlines flights
Virgin Atlantic	PriceFrom £1,121	Free Cancellation	Rating 7.5 678 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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

dom 8/2

dom 15/2

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Brazil

Fly your favourite airline to Porto Alegre

Popular Cities in Brazil

Flights to Sao Paulofrom £511

Flights to Rio de Janeirofrom £524

Flights to Goiâniafrom £707

Flights to Belo Horizontefrom £611

Flights to Vitóriafrom £845

Flights to Salvadorfrom £582

Flights to Florianopolisfrom £719

Flights to Brasiliafrom £752

Flights to Fortalezafrom £555

Flights to Londrinafrom £717

Flights to Recifefrom £626

Flights to Curitibafrom £759

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 26/2. 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

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Porto Alegre

Cheap return flights

Cheap one-way flights

Air Europa flights from London to Porto Alegre

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

ITA Airways flights from London to Porto Alegre

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

momondo Fare Finder

Use the filters below to find and compare flights from London to Porto Alegre that are best for you.

See travel insights to Porto Alegre from

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 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?

TAP AIR PORTUGAL, Lufthansa, 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: 60% 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 £1,128.

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 13m.

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 50m.

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

Fastest flight time

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