Yes, there are multiple flights from Congonhas to Changi Intl for under S$ 1,061. The cheapest flight booked recently is on Multiple Airlines for just S$ 989, but on average you can expect to pay S$ 6,539.
There are no direct flights from Congonhas to Changi Intl, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
Expected rainfall in Congonhas is less than in Singapore City Airport. You can expect this to be the case over the next 20 days.
You can imagine temperatures to be in the 33 °C range in April. The weather in Singapore City Airport is generally hotter than Congonhas's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.
Air France can get you from Congonhas to Changi Intl in just under 40h 35m. Your travel time can differ by up to .
Cheapflights users have booked flights from Congonhas to Changi Intl from S$ 2,045 return.