Earn point on your loyalty program!arrow arc left

Cheap flights from London (LCY) to Porto Alegre (POA)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from London (LCY) to Porto Alegre (POA)

How to find the cheapest flight from London (LCY) to Porto Alegre (POA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Porto Alegre (POA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Porto Alegre (POA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from London to Porto Alegre in September , October 2026

29 Sep - 30 Oct $ 1,691.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
POA
Porto Alegre
POA
Porto Alegre
KLM Royal Dutch Airlines
2 STOPS
LCY
London
Pick dates
29 Sep - 30 Oct $ 1,781.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
POA
Porto Alegre
POA
Porto Alegre
KLM Royal Dutch Airlines
2 STOPS
LCY
London
Pick dates
29 Sep - 30 Oct $ 1,810.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
POA
Porto Alegre
POA
Porto Alegre
KLM Royal Dutch Airlines
2 STOPS
LCY
London
Pick dates

Last minute flights from London to Porto Alegre

28 Sep - 02 Oct $ 2,094.00
LCY
London
Lufthansa
3 STOPS
POA
Porto Alegre
POA
Porto Alegre
Lufthansa
3 STOPS
LCY
London
Pick dates
28 Sep - 02 Oct $ 2,113.00
LCY
London
Lufthansa
3 STOPS
POA
Porto Alegre
POA
Porto Alegre
Lufthansa
3 STOPS
LCY
London
Pick dates
28 Sep - 01 Oct $ 2,162.00
LCY
London
Lufthansa
3 STOPS
POA
Porto Alegre
POA
Porto Alegre
Lufthansa
2 STOPS
LCY
London
Pick dates

One-way flights to Porto Alegre from London

8:20 PM - 2:20 PM
TAP Portugal
3 Stops
29h 25m
LCY - POA
$ 1,176
Kiwi
Pick dates
1:10 PM - 9:10 AM
Azul
2 Stops
25h 45m
LCY - POA
$ 1,454
Kiwi
Pick dates
6:00 PM - 7:35 AM
Swiss International Air Lines
2 Stops
19h 20m
LCY - POA
$ 2,164
Kiwi
Pick dates

How to find the cheapest flight from London (LCY) to Porto Alegre (POA)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Porto Alegre (POA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Porto Alegre (POA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.