AirHint found the following cheapest return flights from Hanoi (HAN) to Sao Paulo (GRU) in March 2026 (see full year).
Return flights
| 17 Mar - 24 Mar | Air China | ||
| 26 Mar - 05 Apr | Cathay Pacific | ||
| 13 Mar - 24 Mar | Qatar Airways | ||
| 16 Mar - 20 Mar | Qatar Airways | ||
| 13 Mar - 25 Mar | Emirates |
Also check the deals for one-way flights from Hanoi to Sao Paulo in March.
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