Cheap flights from London Heathrow Airport to Porto Alegre – Compare and Save

LHR — POA
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Heathrow to Porto Alegre
Explore the most affordable flight options available from Heathrow to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2026.

Sun 9/821:20
LHR
-
POA
1 stop26h 00m
LATAM Airlines
Sun 23/810:00
POA
-
LHR
2 stops25h 05m
LATAM Airlines
Deal found 10/6£1,267
Thu 13/820:25
LHR
-
POA
2 stops26h 55m
LATAM Airlines
Tue 1/917:50
POA
-
LHR
2 stops41h 40m
LATAM Airlines
Deal found 10/6£1,268
Wed 12/808:00
LHR
-
POA
2 stops28h 05m
Multiple Airlines
Mon 17/801:00
POA
-
LHR
1 stop17h 00m
Multiple Airlines
Deal found 9/6£1,270
Wed 12/808:00
LHR
-
POA
2 stops28h 05m
Multiple Airlines
Thu 20/815:25
POA
-
LHR
1 stop19h 40m
Multiple Airlines
Deal found 9/6£1,272
Sun 9/821:20
LHR
-
POA
1 stop26h 00m
LATAM Airlines
Sun 16/814:25
POA
-
LHR
1 stop20h 40m
LATAM Airlines
Deal found 9/6£1,273
Tue 3/1106:00
LHR
-
POA
1 stop16h 40m
TAP AIR PORTUGAL
Sat 28/1121:10
POA
-
LHR
1 stop15h 20m
TAP AIR PORTUGAL
Deal found 11/6£1,274
Fri 7/821:20
LHR
-
POA
1 stop26h 00m
LATAM Airlines
Fri 14/810:05
POA
-
LHR
1 stop25h 00m
LATAM Airlines
Deal found 10/6£1,276
Fri 14/808:40
LHR
-
POA
2 stops19h 35m
Multiple Airlines
Sun 30/819:40
POA
-
LHR
3 stops30h 40m
Multiple Airlines
Deal found 8/6£1,277
Fri 14/818:05
LHR
-
POA
2 stops44h 30m
American Airlines
Thu 3/914:05
POA
-
LHR
2 stops36h 15m
American Airlines
Deal found 8/6£1,279
Thu 6/821:20
LHR
-
POA
1 stop27h 50m
LATAM Airlines
Tue 18/806:40
POA
-
LHR
1 stop28h 25m
LATAM Airlines
Deal found 10/6£1,280
Wed 17/618:40
LHR
-
POA
2 stops18h 35m
SWISS
Tue 23/614:20
POA
-
LHR
3 stops27h 10m
SWISS
Deal found 8/6£1,281
Fri 14/821:20
LHR
-
POA
1 stop26h 15m
LATAM Airlines
Tue 1/920:05
POA
-
LHR
1 stop15h 00m
LATAM Airlines
Deal found 8/6£1,283

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