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

Return flights

18 Mar - 31 Mar	ITA Airways
16 Mar - 30 Mar	TAP
29 Mar - 16 Apr	Avianca
24 Mar - 13 Apr	TAP
17 Mar - 31 Mar	TAP
09 Mar - 15 Mar	TAP
19 Mar - 31 Mar	TAP
10 Mar - 18 Mar	Iberia
10 Mar - 15 Mar	TAP
17 Mar - 02 Apr	TAP
29 Mar - 18 Apr	TAP
29 Mar - 19 Apr	TAP
25 Mar - 09 Apr	TAP
05 Mar - 12 Mar	TAP
13 Mar - 23 Mar	TAP
16 Mar - 23 Mar	Iberia
29 Mar - 05 Apr	TAP
22 Mar - 05 Apr	ITA Airways
23 Mar - 09 Apr	Iberia
27 Mar - 01 Apr	Arajet

Also check the deals for one-way flights from Sao Paulo to London 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 Sao Paulo to London in March from $692

Return flights