AirHint found the following cheapest return flights from Porto Alegre (POA) to London (STN) in July 2025 (see full year).

Return flights

31 Jul - 28 Aug	Azul Airlines
30 Jul - 19 Aug	TAP
24 Jul - 22 Aug	Azul Airlines
21 Jul - 28 Jul	Azul Airlines
08 Jul - 10 Jul	Azul Airlines
03 Jul - 07 Jul	LATAM Airlines Group
15 Jul - 19 Aug	Emirates
29 Jul - 26 Aug	Emirates
11 Jul - 30 Aug	Emirates
22 Jul - 26 Aug	Emirates
24 Jul - 28 Aug	Emirates
12 Jul - 27 Jul	Emirates
13 Jul - 27 Jul	Emirates
18 Jul - 28 Jul	Emirates
25 Jul - 01 Aug	Emirates
20 Jul - 28 Jul	Emirates
08 Jul - 11 Jul	Emirates
22 Jul - 30 Jul	Emirates
18 Jul - 01 Aug	Emirates
18 Jul - 30 Jul	Emirates

Also check the deals for one-way flights from Porto Alegre to London in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Porto Alegre to London in July from $984

Return flights