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Cheap flights from Porto Alegre to London from £361

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to London departing on 28/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Porto Alegre to London

Cheap return flights

Enter your travel dates to find the best prices.
GOL Logo
18:25 - 16:15
POA
-
LHR
17h 50m
2 stops
GOL Logo
08:40 - 23:55
LHR
-
POA
19h 15m
2 stops
£773GOL
Mon, 27 Jul - Tue, 18 Aug
GOL Logo
14:05 - 18:35
POA
-
LHR
24h 30m
2 stops
GOL Logo
06:20 - 23:55
LHR
-
POA
20h 35m
2 stops
£777GOL
Mon, 8 Jun - Wed, 25 Nov
Multiple Airlines Logo
14:00 - 13:45
POA
-
LHR
19h 45m
2 stops
Multiple Airlines Logo
08:55 - 23:25
LHR
-
POA
18h 30m
2 stops
£783Multiple Airlines
Wed, 5 Aug - Wed, 12 Aug
Multiple Airlines Logo
18:35 - 16:15
POA
-
LHR
17h 40m
2 stops
Multiple Airlines Logo
06:15 - 23:40
LHR
-
POA
21h 25m
2 stops
£784Multiple Airlines
Sun, 21 Jun - Sat, 22 Aug
Multiple Airlines Logo
06:00 - 10:30
POA
-
LHR
24h 30m
2 stops
Multiple Airlines Logo
19:45 - 23:40
LHR
-
POA
31h 55m
2 stops
£794Multiple Airlines
Wed, 5 Aug - Wed, 12 Aug
KLM Logo
18:25 - 17:20
POA
-
LCY
18h 55m
2 stops
KLM Logo
07:45 - 23:55
LCY
-
POA
20h 10m
2 stops
£853KLM
Mon, 27 Jul - Tue, 18 Aug
TAP AIR PORTUGAL Logo
18:25 - 20:35
POA
-
LGW
23h 10m
2 stops
TAP AIR PORTUGAL Logo
16:35 - 19:40
LGW
-
POA
30h 05m
1 stop
£861TAP AIR PORTUGAL
Mon, 2 Nov - Mon, 23 Nov
TAP AIR PORTUGAL Logo
01:40 - 09:45
POA
-
LGW
28h 05m
1 stop
TAP AIR PORTUGAL Logo
21:15 - 22:40
LGW
-
POA
29h 25m
2 stops
£898TAP AIR PORTUGAL
Sat, 1 Aug - Fri, 21 Aug
KLM Logo
18:25 - 16:40
POA
-
LCY
18h 15m
2 stops
KLM Logo
07:45 - 23:55
LCY
-
POA
19h 10m
2 stops
£923KLM
Mon, 8 Jun - Tue, 24 Nov
Lufthansa Logo
11:00 - 17:55
POA
-
LCY
26h 55m
2 stops
Lufthansa Logo
09:15 - 10:30
LCY
-
POA
29h 15m
2 stops
£1,000Lufthansa
Sun, 7 Jun - Tue, 16 Jun

GOL flights from Porto Alegre to London

Our best GOL deals on Porto Alegre to London flight tickets
GOL
27 Jul
POA18:25Porto Alegre Salgado Filho
17h 50m
2 stops
LHR16:15London Heathrow
18 Aug
LHR08:40London Heathrow
19h 15m
2 stops
POA23:55Porto Alegre Salgado Filho
£773
GOL
8 Jun
POA14:05Porto Alegre Salgado Filho
24h 30m
2 stops
LHR18:35London Heathrow
25 Nov
LHR06:20London Heathrow
20h 35m
2 stops
POA23:55Porto Alegre Salgado Filho
£777
GOL
22 Oct
POA18:25Porto Alegre Salgado Filho
17h 50m
2 stops
LHR16:15London Heathrow
12 Nov
LHR06:20London Heathrow
20h 20m
2 stops
POA23:40Porto Alegre Salgado Filho
£805

LATAM Airlines flights from Porto Alegre to London

Our best LATAM Airlines deals on Porto Alegre to London flight tickets
LATAM Airlines
20 May
POA20:05Porto Alegre Salgado Filho
15h 00m
1 stop
LHR15:05London Heathrow
26 May
LHR21:20London Heathrow
17h 55m
1 stop
POA11:15Porto Alegre Salgado Filho
£863
LATAM Airlines
20 May
POA05:00Porto Alegre Salgado Filho
30h 05m
2 stops
LHR15:05London Heathrow
26 May
LHR21:20London Heathrow
29h 25m
2 stops
POA22:45Porto Alegre Salgado Filho
£866
LATAM Airlines
20 May
POA05:00Porto Alegre Salgado Filho
30h 05m
2 stops
LHR15:05London Heathrow
26 May
LHR21:20London Heathrow
23h 35m
2 stops
POA16:55Porto Alegre Salgado Filho
£867

momondo Fare Finder

 
Customise your flight search to find flights from Porto Alegre to London 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 10 May 2026.
Use the filters below to find and compare flights from Porto Alegre to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Mon 27/7

18:25-16:15

2 stops17h 50m

London Heathrow

Tue 18/8

08:40-23:55

2 stops19h 15m

£773

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Mon 8/6

14:05-18:35

2 stops24h 30m

London Heathrow

Wed 25/11

06:20-23:55

2 stops20h 35m

£777

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Wed 5/8

14:00-13:45

2 stops19h 45m

London Heathrow

Wed 12/8

08:55-23:25

2 stops18h 30m

£783

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Sun 21/6

18:35-16:15

2 stops17h 40m

London Heathrow

Sat 22/8

06:15-23:40

2 stops21h 25m

£784

Porto AlegreLondon

POA - LHR

POALHR

Porto Alegre Salgado Filho

Wed 5/8

06:00-10:30

2 stops24h 30m

London Heathrow

Wed 12/8

19:45-23:40

2 stops31h 55m

£794

Porto AlegreLondon

POA - LCY

POALCY

Porto Alegre Salgado Filho

Mon 27/7

18:25-17:20

2 stops18h 55m

London City

Tue 18/8

07:45-23:55

2 stops20h 10m

£853

Porto AlegreLondon

POA - LGW

POALGW

Porto Alegre Salgado Filho

Mon 2/11

18:25-20:35

2 stops23h 10m

London Gatwick

Mon 23/11

16:35-19:40

1 stop30h 05m

£861

Porto AlegreLondon

POA - LGW

POALGW

Porto Alegre Salgado Filho

Sat 1/8

01:40-09:45

1 stop28h 05m

London Gatwick

Fri 21/8

21:15-22:40

2 stops29h 25m

£898

Porto AlegreLondon

POA - LCY

POALCY

Porto Alegre Salgado Filho

Mon 8/6

18:25-16:40

2 stops18h 15m

London City

Tue 24/11

07:45-23:55

2 stops19h 10m

£923

Porto AlegreLondon

POA - LCY

POALCY

Porto Alegre Salgado Filho

Sun 7/6

11:00-17:55

2 stops26h 55m

London City

Tue 16/6

09:15-10:30

2 stops29h 15m

£1,000

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 London from

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

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 Porto Alegre and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Porto Alegre is in October. Flight prices, which tend to average around £101, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Porto Alegre averaging around £101.

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

You are more likely to see cheaper flights to London from Porto Alegre when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £862 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Porto Alegre for as low as £723 on momondo.

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

You could potentially save up to 14% on your flight if you consider stops on a Porto Alegre to London flight.

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

When to book flights from Porto Alegre to London

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

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

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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Porto Alegre to London takes 15h 00m
There are no direct flights from Porto Alegre to London. There are no popular flight routes from Porto Alegre to London.
Search flight deals

Frequently asked questions about flying from Porto Alegre to London

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

    The straight-line distance from Porto Alegre Salgado Filho to London is 6424.7 mi. Flights usually cover this in 15h 00m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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 Porto Alegre Salgado Filho Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Porto Alegre to London?

Best airlines flying from Porto Alegre to London

Compare and see reviews for airlines that fly from Porto Alegre to London with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £750Free CancellationRating
7.4
1,917 reviews
Search LATAM Airlines flights

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Harlow
Ramsgate

Why use momondo?

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

Finding the right flight to London from Porto Alegre is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to London from Porto Alegre. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Porto Alegre to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport