AirHint found the following cheapest return flights from London (LHR) to Sao Paulo (GRU) in March 2026 (see full year).

Return flights

03 Mar - 20 Mar	Iberia
03 Mar - 17 Mar	Iberia
05 Mar - 13 Mar	Iberia
05 Mar - 16 Mar	Iberia
10 Mar - 24 Mar	Iberia
13 Mar - 23 Mar	Iberia
04 Mar - 18 Mar	TAP
10 Mar - 18 Mar	TAP
06 Mar - 24 Mar	TAP
05 Mar - 26 Mar	TAP
24 Mar - 20 Apr	Iberia
13 Mar - 15 Apr	Royal Air Maroc
20 Mar - 15 Apr	Royal Air Maroc
23 Mar - 22 Apr	Royal Air Maroc
31 Mar - 22 Apr	TAP
28 Mar - 22 Apr	TAP
10 Mar - 22 Apr	TAP
25 Mar - 22 Apr	TAP
19 Mar - 20 Apr	Iberia
25 Mar - 01 Apr	Royal Air Maroc

Also check the deals for one-way flights from London to Sao Paulo in March.

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 London to Sao Paulo in March from 606€

Return flights