AirHint found the following cheapest return flights from Porto Alegre (POA) to London (LHR) in January 2026 (see full year).

Return flights

26 Jan - 04 Feb	Azul Airlines
27 Jan - 04 Feb	Azul Airlines
20 Jan - 27 Jan	TAP
27 Jan - 03 Feb	Azul Airlines
27 Jan - 28 Jan	Azul Airlines
22 Jan - 04 Feb	Azul Airlines
24 Jan - 04 Feb	Azul Airlines
27 Jan - 02 Feb	Azul Airlines
20 Jan - 28 Jan	TAP
21 Jan - 28 Jan	Azul Airlines
28 Jan - 03 Feb	LATAM Airlines Group
21 Jan - 03 Feb	Azul Airlines
19 Jan - 28 Jan	Azul Airlines
20 Jan - 03 Feb	TAP
21 Jan - 02 Feb	Azul Airlines
27 Jan - 29 Jan	Azul Airlines
23 Jan - 31 Jan	LATAM Airlines Group
28 Jan - 29 Jan	Lufthansa
21 Jan - 29 Jan	Azul Airlines
20 Jan - 30 Jan	Azul Airlines

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

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 January from 956€

Return flights