United Kingdom
GBP

POA - LHR

£272 Find Cheap Flights from Porto Alegre to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£678
Typical prices: £807-£1,069
TAP AIR PORTUGAL
Sat 17/11Sat 24/11
POA - LHR • 1 stop
Cheapest one-way flight
£272
Typical prices: £430-£611
TAP AIR PORTUGAL
Wed 24/10
POA - LHR • 1 stop
Direct flights
Not available
There are currently no direct flights between Porto Alegre and London Heathrow Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
12 weeks
in advance
Our data shows that travellers who book at least 12 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 15% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Lisbon Humberto Delgado (LIS)
Cheapest • Avg £965 (return)
Sao Paulo Guarulhos Intl (GRU)
Shortest trip • 16h 06m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to London Heathrow Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Porto Alegre to Heathrow (POA-LHR)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Porto Alegre to Heathrow

Tue, 17 Nov - Tue, 24 Nov
TAP AIR PORTUGAL Logo
21:15 - 22:40POA  Porto Alegre Salgado Filho-LHR London Heathrow
22h 25m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
06:00 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
16h 40m1 stop Lisbon Humberto Delgado
£678TAP AIR PORTUGAL
Tue, 17 Nov - Tue, 24 Nov
TAP AIR PORTUGAL Logo
21:15 - 22:40POA  Porto Alegre Salgado Filho-LHR London Heathrow
22h 25m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
06:00 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
16h 40m1 stop Lisbon Humberto Delgado
£679TAP AIR PORTUGAL
Thu, 12 Nov - Thu, 26 Nov
TAP AIR PORTUGAL Logo
01:30 - 11:25POA  Porto Alegre Salgado Filho-LHR London Heathrow
30h 55m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
06:00 - 19:20LHR  London Heathrow-POA Porto Alegre Salgado Filho
16h 20m1 stop Lisbon Humberto Delgado
£688TAP AIR PORTUGAL
Tue, 17 Nov - Tue, 24 Nov
TAP AIR PORTUGAL Logo
21:15 - 21:35POA  Porto Alegre Salgado Filho-LHR London Heathrow
21h 20m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
06:00 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
16h 40m1 stop Lisbon Humberto Delgado
£708TAP AIR PORTUGAL
Tue, 17 Nov - Tue, 24 Nov
TAP AIR PORTUGAL Logo
21:15 - 22:40POA  Porto Alegre Salgado Filho-LHR London Heathrow
22h 25m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
06:00 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
16h 40m1 stop Lisbon Humberto Delgado
£709TAP AIR PORTUGAL
Thu, 12 Nov - Thu, 26 Nov
LATAM Airlines Logo
18:00 - 14:05POA  Porto Alegre Salgado Filho-LHR London Heathrow
17h 05m1 stop Sao Paulo Guarulhos Intl
LATAM Airlines Logo
20:15 - 08:30LHR  London Heathrow-POA Porto Alegre Salgado Filho
15h 15m1 stop Sao Paulo Guarulhos Intl
£714LATAM Airlines
Thu, 12 Nov - Mon, 23 Nov
TAP AIR PORTUGAL Logo
01:30 - 11:25POA  Porto Alegre Salgado Filho-LHR London Heathrow
30h 55m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
18:30 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
28h 10m1 stop Lisbon Humberto Delgado
£723TAP AIR PORTUGAL
Tue, 10 Nov - Fri, 20 Nov
TAP AIR PORTUGAL Logo
21:15 - 17:30POA  Porto Alegre Salgado Filho-LHR London Heathrow
17h 15m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
18:30 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
28h 10m1 stop Lisbon Humberto Delgado
£726TAP AIR PORTUGAL
Thu, 12 Nov - Mon, 23 Nov
TAP AIR PORTUGAL Logo
01:30 - 21:35POA  Porto Alegre Salgado Filho-LHR London Heathrow
17h 05m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
18:30 - 19:40LHR  London Heathrow-POA Porto Alegre Salgado Filho
28h 10m1 stop Lisbon Humberto Delgado
£728TAP AIR PORTUGAL
Thu, 12 Nov - Thu, 26 Nov
LATAM Airlines Logo
15:00 - 14:05POA  Porto Alegre Salgado Filho-LHR London Heathrow
20h 05m2 stops Rio de Janeiro–Galeão Intl Sao Paulo Guarulhos Intl
LATAM Airlines Logo
20:15 - 08:30LHR  London Heathrow-POA Porto Alegre Salgado Filho
15h 15m1 stop Sao Paulo Guarulhos Intl
£729LATAM Airlines
Booking Insights

Price, demand, and travel trends for Porto Alegre to London Heathrow Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Porto Alegre to London Heathrow Airport?

Return flights from Porto Alegre to London Heathrow Airport typically range from £807 to £1,069. The lowest price found in the past 5 days was £678 on TAP AIR PORTUGAL.

What's the cheapest day of the week to fly from Porto Alegre to London Heathrow Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Porto Alegre to London Heathrow Airport. It’s 7% cheaper than the average day, while Tuesday is the most expensive, with prices 7% higher.

What is the cheapest month to fly from Porto Alegre to London Heathrow Airport?

•March is the cheapest month to fly from Porto Alegre to London Heathrow Airport at £788 return.
•July (£1,085) and September (£1,019) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 37% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Porto Alegre to London Heathrow Airport the cheapest?

Flights from Porto Alegre to London Heathrow Airport are cheapest 12 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Porto Alegre to London Heathrow Airport flights

Low season

October

Cheapest flight

£272
Beat the crowds with an average 35% drop in traveller numbers.
The most popular month to fly with an average 69% increase in traveller numbers.
One-way flight from Porto Alegre to London Heathrow Airport

When to book flights from Porto Alegre to Heathrow

Are your dates flexible? Find out the best times to travel from Porto Alegre to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Porto Alegre to London Heathrow Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Porto Alegre to London Heathrow Airport?

    Three cabin classes are available on flights from Porto Alegre to London Heathrow Airport:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Porto Alegre to London Heathrow Airport?

    A direct flight from Porto Alegre to London Heathrow Airport takes 00m, covering 6,410 miles.

  • Do I need a passport to fly from Porto Alegre to London Heathrow Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Porto Alegre to London Heathrow Airport flight?

    Return flights from Porto Alegre to London Heathrow Airport range from £807 to £1,069, with an average of £922 over the past 12 months. Anything below £807 counts as a good deal.

  • How expensive are last-minute Porto Alegre to London Heathrow Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 26% above the £922 route average. Book 12 weeks before departure for the lowest fares.

  • Have flight prices from Porto Alegre to London Heathrow Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £678 to £2,779. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Porto Alegre to London Heathrow Airport looking right now?

    One-way fares from Porto Alegre to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about £280, which is 43% below the typical average for this route.

  • Which car hire options are available at London Heathrow Airport (LHR)?

    London Heathrow Airport (LHR) hosts 5 major car hire companies, with daily rates starting from around £5 for economy cars. Top options include:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

  • Which airports can I use when flying from Porto Alegre to London Heathrow Airport?

    Flights from Porto Alegre to London Heathrow Airport usually depart from Porto Alegre Salgado Filho (POA) and arrive at London Heathrow (LHR).

  • Which airports do connecting flights from Porto Alegre to London Heathrow Airport pass through?

    One-stop flights from Porto Alegre to London Heathrow Airport most commonly connect through:

    • Sao Paulo Guarulhos Intl (GRU) – 65% of one-stop connections
    • Lisbon Humberto Delgado (LIS) – 35% of one-stop connections
    • Rio de Janeiro–Galeão Intl (GIG) – 0% of one-stop connections

  • Can I save money by using flexible dates for flights from Porto Alegre to London Heathrow Airport?

    Yes. Flexible dates can save you up to 13% on flights from Porto Alegre to London Heathrow Airport. Thursday is the cheapest departure day at £866 return on average, while Tuesday is the most expensive at £992, a difference of £126.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Porto Alegre to London Heathrow Airport?

    Flying via Sao Paulo Guarulhos Intl (GRU) gives the shortest average 1-stop total travel time of 16h 06m, compared to 17h 14m via Rio de Janeiro–Galeão Intl (GIG) and 18h 15m via Lisbon Humberto Delgado (LIS).

  • What is the time difference between Porto Alegre and London Heathrow Airport?

    London Heathrow Airport is 4 hours ahead of Porto Alegre (British Time vs Brasilia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in London Heathrow Airport?

    Some of the most popular sights in London Heathrow Airport are Hyde Park, Tower Bridge, and Royal Albert Hall. These are among the most viewed places in London Heathrow Airport on KAYAK.

Your guide to booking Porto Alegre to London Heathrow Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Tuesday. On this route, Thursday flights average £866, about £126 less than Tuesday fares (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Porto Alegre to London Heathrow Airport trip for March. Fares historically average £788 return in that month – typically £297 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Heathrow Airport.

    • Hilton London Heathrow Airport

More options for your flight from Porto Alegre to Heathrow

Complete your trip to London with a hotel stay or car hire

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