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Round-trip from | £553 |
---|---|
One-way from | £365 |
Popular in | September |
Cheapest in | February |
Average price | £943 |
Fly from
Fly to
Route
Depart
Return
Price
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Thu 6/11
00:45-22:40
1 stop18h 55m
London Heathrow
Fri 21/11
18:30-19:40
1 stop28h 10m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Tue 18/11
13:40-13:45
2 stops21h 05m
London Heathrow
Tue 25/11
06:30-00:45
2 stops21h 15m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Fri 13/3
13:40-16:35
2 stops23h 55m
London Heathrow
Sun 19/4
08:40-00:30
2 stops19h 50m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Fri 13/3
13:40-13:45
2 stops21h 05m
London Heathrow
Thu 16/4
08:40-08:10
2 stops27h 30m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Sat 1/11
10:25-13:50
3 stops48h 25m
London Heathrow
Sat 15/11
06:30-23:55
2 stops20h 25m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Sun 1/3
11:15-10:30
2 stops20h 15m
London Heathrow
Sun 15/3
06:30-23:30
2 stops20h 00m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Sat 1/11
19:20-13:50
2 stops39h 30m
London Heathrow
Wed 12/11
09:00-13:00
2 stops31h 00m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Sat 31/1
19:20-13:50
2 stops39h 30m
London Heathrow
Sat 28/2
19:20-00:50
2 stops32h 30m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Fri 13/3
14:55-14:05
2 stops20h 10m
London Heathrow
Sun 19/4
21:20-11:30
1 stop18h 10m
Porto AlegreLondon
POA - LHR
POALHR
Porto Alegre Salgado Filho
Thu 2/10
01:25-17:45
3 stops36h 20m
The best time to book flights from Porto Alegre to London Heathrow Airport is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Porto Alegre to London Heathrow Airport (average of £112). Flying from Porto Alegre to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Porto Alegre to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Sao Paulo (GRU) – chosen by Cheapflights users on 75% of one-stop itineraries from Porto Alegre to London Heathrow Airport on Cheapflights.
Flights via Sao Paulo (GRU) have the shortest average one-way travel time for one-stop routes: 15h 05m.
Flights via Sao Paulo (GRU) have the shortest average one-way travel time for one-stop routes: 15h 05m.
Flights via Sao Paulo (GRU) offer the fastest connection on this route, with an average stopover time of 2h 16m.
Entertainment
Boarding
Crew
Food
Overall
Comfort
Reviews
Darrel,Sept 2025
LIM - GRU
Entertainment
Boarding
Crew
Food
Overall
Comfort
Reviews
Darrel,Sept 2025
LIM - GRU
Cheapflights makes it easy to find Porto Alegre to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Porto Alegre.
Certainly. Search results for flights to Heathrow from Porto Alegre shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Yes, Cheapflights offers price alerts on Porto Alegre to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.