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Cheap flights from the United Kingdom to Porto Alegre from £433

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Porto Alegre departing on 24/1. 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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Find the cheapest flights from the United Kingdom to Porto Alegre

Recent return flight deals from the United Kingdom to Porto Alegre

Air France Logo
09:00 - 00:55LHR-POA
19h 55m2 stops
Air France Logo
17:45 - 16:35POA-LHR
18h 50m2 stops
£638Air France
Find Deal
Wed, 17 Sep - Fri, 17 Oct
Air France Logo
09:00 - 00:55LHR-POA
19h 55m2 stops
Air France Logo
17:45 - 16:35POA-LHR
18h 50m2 stops
£639Air France
Find Deal
Thu, 18 Sep - Fri, 17 Oct
Air France Logo
09:00 - 00:55LHR-POA
19h 55m2 stops
Air France Logo
17:45 - 16:35POA-LHR
18h 50m2 stops
£640Air France
Find Deal
Thu, 18 Sep - Fri, 17 Oct
TAP AIR PORTUGAL Logo
06:00 - 19:40LHR-POA
16h 40m1 stop
TAP AIR PORTUGAL Logo
21:10 - 15:30POA-LHR
15h 20m1 stop
£739TAP AIR PORTUGAL
Find Deal
Sat, 8 Nov - Sat, 22 Nov
TAP AIR PORTUGAL Logo
08:00 - 20:25LHR-POA
16h 25m1 stop
TAP AIR PORTUGAL Logo
21:55 - 22:05POA-LHR
20h 10m1 stop
£758TAP AIR PORTUGAL
Find Deal
Thu, 18 Sep - Thu, 16 Oct
LATAM Airlines Logo
20:15 - 14:00LHR-POA
20h 45m2 stops
LATAM Airlines Logo
14:35 - 14:05POA-LHR
20h 30m2 stops
£771LATAM Airlines
Find Deal
Sat, 8 Nov - Sat, 22 Nov
LATAM Airlines Logo
21:20 - 11:30LHR-POA
18h 10m1 stop
LATAM Airlines Logo
13:00 - 15:05POA-LHR
22h 05m2 stops
£775LATAM Airlines
Find Deal
Mon, 15 Sep - Tue, 14 Oct
Lufthansa Logo
06:25 - 01:05MAN-POA
21h 40m2 stops
Lufthansa Logo
18:20 - 16:55POA-MAN
19h 35m2 stops
£777Lufthansa
Find Deal
Fri, 14 Nov - Fri, 28 Nov
Lufthansa Logo
16:30 - 09:20LHR-POA
20h 50m2 stops
Lufthansa Logo
14:35 - 12:40POA-LHR
18h 05m2 stops
£834Lufthansa
Find Deal
Mon, 15 Sep - Sun, 19 Oct
KLM Logo
09:20 - 00:55LCY-POA
19h 35m2 stops
KLM Logo
17:40 - 16:40POA-LCY
19h 00m2 stops
£1,027KLM
Find Deal
Thu, 9 Oct - Tue, 21 Oct

Air France flights from United Kingdom to Porto Alegre

Our best Air France deals on United Kingdom to Porto Alegre flight tickets
Air France
17 Sept
LHR09:00London Heathrow
19h 55m
2 stops
POA00:55Porto Alegre Salgado Filho
17 Oct
POA17:45Porto Alegre Salgado Filho
18h 50m
2 stops
LHR16:35London Heathrow
£638
Find similar
Air France
18 Sept
LHR09:00London Heathrow
19h 55m
2 stops
POA00:55Porto Alegre Salgado Filho
17 Oct
POA17:45Porto Alegre Salgado Filho
18h 50m
2 stops
LHR16:35London Heathrow
£639
Find similar
Air France
18 Sept
LHR09:00London Heathrow
19h 55m
2 stops
POA00:55Porto Alegre Salgado Filho
17 Oct
POA17:45Porto Alegre Salgado Filho
18h 50m
2 stops
LHR16:35London Heathrow
£640
Find similar

Turkish Airlines flights from United Kingdom to Porto Alegre

Our best Turkish Airlines deals on United Kingdom to Porto Alegre flight tickets
Turkish Airlines
15 Jan
LGW10:05London Gatwick
26h 15m
2 stops
POA09:20Porto Alegre Salgado Filho
25 Jan
POA10:20Porto Alegre Salgado Filho
33h 15m
2 stops
LGW22:35London Gatwick
£840
Find similar
Turkish Airlines
15 Jan
LHR11:30London Heathrow
24h 50m
2 stops
POA09:20Porto Alegre Salgado Filho
25 Jan
POA10:20Porto Alegre Salgado Filho
25h 35m
2 stops
LHR14:55London Heathrow
£852
Find similar
Turkish Airlines
9 Oct
LGW05:20London Gatwick
32h 00m
2 stops
POA09:20Porto Alegre Salgado Filho
21 Oct
POA18:35Porto Alegre Salgado Filho
38h 25m
2 stops
LGW13:00London Gatwick
£1,003
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Porto Alegre 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 7 August 2025.
Use the filters below to find and compare flights from the United Kingdom to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Wed 17/9

09:00-00:55

2 stops19h 55m

Porto Alegre Salgado Filho

Fri 17/10

17:45-16:35

2 stops18h 50m

£638

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Thu 18/9

09:00-00:55

2 stops19h 55m

Porto Alegre Salgado Filho

Fri 17/10

17:45-16:35

2 stops18h 50m

£639

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Thu 18/9

09:00-00:55

2 stops19h 55m

Porto Alegre Salgado Filho

Fri 17/10

17:45-16:35

2 stops18h 50m

£640

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Sat 8/11

06:00-19:40

1 stop16h 40m

Porto Alegre Salgado Filho

Sat 22/11

21:10-15:30

1 stop15h 20m

£739

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Thu 18/9

08:00-20:25

1 stop16h 25m

Porto Alegre Salgado Filho

Thu 16/10

21:55-22:05

1 stop20h 10m

£758

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Sat 8/11

20:15-14:00

2 stops20h 45m

Porto Alegre Salgado Filho

Sat 22/11

14:35-14:05

2 stops20h 30m

£771

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Mon 15/9

21:20-11:30

1 stop18h 10m

Porto Alegre Salgado Filho

Tue 14/10

13:00-15:05

2 stops22h 05m

£775

ManchesterPorto Alegre

MAN - POA

MANPOA

Manchester

Fri 14/11

06:25-01:05

2 stops21h 40m

Porto Alegre Salgado Filho

Fri 28/11

18:20-16:55

2 stops19h 35m

£777

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Mon 15/9

16:30-09:20

2 stops20h 50m

Porto Alegre Salgado Filho

Sun 19/10

14:35-12:40

2 stops18h 05m

£834

LondonPorto Alegre

LCY - POA

LCYPOA

London City

Thu 9/10

09:20-00:55

2 stops19h 35m

Porto Alegre Salgado Filho

Tue 21/10

17:40-16:40

2 stops19h 00m

£1,027

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 Porto Alegre from

How to get the cheapest flight ticket from United Kingdom 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 cheapest month to fly to Porto Alegre?

In general, October is the cheapest month to fly from United Kingdom to Porto Alegre. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £636. If you aren’t able to travel during the month of October, then book flights to Porto Alegre from United Kingdom during March instead. Flights to Porto Alegre in March, while not as cheap as those in October, still average around £771.

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 United Kingdom is on a Thursday. momondo users have found tickets for Thursday departures for as low as £831. 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 United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,005.

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 United Kingdom to Porto Alegre during this time can be as low as £875. Flights to Porto Alegre are more costly in the evening, with an average ticket price of £940. 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto Alegre for around £1,008 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 United Kingdom for as low as £751 on momondo.

Can stopping save me money on United Kingdom to Porto Alegre flights?

You could potentially save up to 7% on your flight if you consider stops on a United Kingdom to Porto Alegre flight.

Cheap United Kingdom to Porto Alegre flight deals and tips

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

Best price found

£433

Fastest flight time

15h 25m

Direct flights

None

Airports in Porto Alegre

1 airport
The best one-way flight to Porto Alegre from United Kingdom in the past 72 hours is £433. The best return flight deal from United Kingdom to Porto Alegre found on momondo in the last 72 hours is £638.
The fastest flight from United Kingdom to Porto Alegre takes 15h 25m
There are no direct flights from United Kingdom to Porto Alegre. Popular non-direct routes for this connection are London Gatwick Airport - Porto Alegre Salgado Filho Airport, London Heathrow Airport - Porto Alegre Salgado Filho Airport and London City Airport - Porto Alegre Salgado Filho Airport.
There is 1 airport near Porto Alegre: Porto Alegre Salgado Filho (POA)
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  • When did momondo last update prices for flights from United Kingdom to Porto Alegre Salgado Filho Airport?

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

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

  • How old do you have to be to fly from United Kingdom 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 United Kingdom 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.

Best airlines flying from United Kingdom to Porto Alegre

Compare and see reviews for airlines that fly from United Kingdom to Porto Alegre with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £405Free CancellationRating
6.8
7,289 reviews
Search Lufthansa flights
TAP AIR PORTUGALPriceFrom £636Free CancellationRating
7.1
1,942 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom £650Free CancellationRating
7.4
1,465 reviews
Search Air France flights
LATAM AirlinesPriceFrom £711Free CancellationRating
7.5
1,833 reviews
Search LATAM Airlines flights

Why use momondo?

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

It is quick and easy to find United Kingdom to Porto Alegre flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto Alegre that suits you.

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

Yes. All flights to Porto Alegre from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Porto Alegre.

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

If you are simply researching potential flights to Porto Alegre, momondo offers a useful price alert feature which will track prices for flights to Porto Alegre from United Kingdom and alert you when they change.

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Fly your favourite airline to Porto Alegre

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
Ryanair
easyJet
Turkish Airlines
Emirates
Qatar Airways
Etihad Airways
Lufthansa
Virgin Atlantic
Pegasus Airlines
KLM
Air India