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

Return flights

11 Nov - 18 Nov	TAP
11 Nov - 25 Nov	TAP
04 Nov - 26 Nov	LATAM Airlines Group
14 Nov - 23 Nov	LATAM Airlines Group
17 Nov - 25 Nov	Azul Airlines
03 Nov - 20 Nov	Azul Airlines
06 Nov - 19 Nov	LATAM Airlines Group
03 Nov - 12 Nov	Azul Airlines
01 Nov - 08 Nov	TAP
05 Nov - 09 Nov	LATAM Airlines Group

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

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 November from 657€

Return flights