If you want a cheap flight from Glasgow to Rio De Janeiro, you've got one airlines to choose from.
You can use the filters on your search to see more flights and find cheaper rates – Rio De Janeiro has more than one airport. So if you don't need to fly into Rio De Janeiro Santos Dumont Airport, it's worth checking your other options. The 9499 km flight usually takes about 19 hrs 35 mins.
You can expect accommodation prices to be higher at this time of year too. Last-minute deals do crop up, but it's best to book everything in advance to avoid disappointment.