Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Vietnam to South America as you normally would.
Ho Chi Minh City
Sao Paulo Guarulhos Intl
2 stops
30h 05mSao Paulo Guarulhos Intl
Ho Chi Minh City
2 stops
29h 20mMultiple Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
2 stops
33h 05mSao Paulo Guarulhos Intl
Ho Chi Minh City
2 stops
30h 35mMultiple Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
3 stops
34h 15mSao Paulo Guarulhos Intl
Ho Chi Minh City
2 stops
33h 55mMultiple Airlines
Ho Chi Minh City
Lima J Chavez Intl
2 stops
46h 05mLima J Chavez Intl
Ho Chi Minh City
2 stops
50h 05mMultiple Airlines
Ho Chi Minh City
Lima J Chavez Intl
2 stops
46h 05mLima J Chavez Intl
Ho Chi Minh City
2 stops
43h 20mMultiple Airlines
Ho Chi Minh City
Lima J Chavez Intl
2 stops
58h 05mLima J Chavez Intl
Ho Chi Minh City
2 stops
30h 15mLATAM Airlines
Ho Chi Minh City
Lima J Chavez Intl
2 stops
58h 05mLima J Chavez Intl
Ho Chi Minh City
2 stops
30h 15mLATAM Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
1 stop
24h 05mSao Paulo Guarulhos Intl
Ho Chi Minh City
1 stop
25h 45mLATAM Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
1 stop
29h 55mSao Paulo Guarulhos Intl
Ho Chi Minh City
1 stop
25h 45mLATAM Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
1 stop
29h 55mSao Paulo Guarulhos Intl
Ho Chi Minh City
1 stop
31h 50mQatar Airways
Ho Chi Minh City
Sao Paulo Guarulhos Intl
1 stop
24h 05mSao Paulo Guarulhos Intl
Ho Chi Minh City
1 stop
25h 45mQatar Airways
Ho Chi Minh City
Sao Paulo Guarulhos Intl
2 stops
34h 15mSao Paulo Guarulhos Intl
Ho Chi Minh City
2 stops
38h 45mMultiple Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
2 stops
38h 05mSao Paulo Guarulhos Intl
Ho Chi Minh City
1 stop
31h 50mMultiple Airlines
Ho Chi Minh City
Sao Paulo Guarulhos Intl
3 stops
35h 55mSao Paulo Guarulhos Intl
Ho Chi Minh City
2 stops
38h 45mMultiple Airlines
Yes, there are multiple flights from Vietnam to South America for under 30,593,400 ₫. The cheapest flight booked recently is on Multiple Airlines for just 30,593,396 ₫, but on average you can expect to pay 47,287,000 ₫.
There are currently 10+ open flights from Vietnam to South America within the next 7 days for less than 53,174,800 ₫.