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

Return flights

03 Mar - 22 Mar	Iberia
17 Mar - 31 Mar	Iberia
17 Mar - 01 Apr	Iberia
15 Mar - 24 Mar	British Airways
24 Mar - 29 Apr	British Airways
08 Mar - 24 Mar	Iberia
04 Mar - 18 Mar	Royal Air Maroc
15 Mar - 25 Mar	Royal Air Maroc
16 Mar - 25 Mar	Royal Air Maroc
08 Mar - 18 Mar	Royal Air Maroc
16 Mar - 28 Apr	Lufthansa
02 Mar - 25 Mar	Royal Air Maroc
02 Mar - 11 Mar	Royal Air Maroc
15 Mar - 07 Apr	TAP
03 Mar - 07 Apr	TAP
25 Mar - 28 Apr	TAP
25 Mar - 02 Apr	TAP
23 Mar - 02 Apr	TAP
23 Mar - 07 Apr	TAP
17 Mar - 07 Apr	TAP

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 668€

Return flights