There are seven airlines offering flights to Beijing. The most direct route isn’t necessarily the cheapest – being flexible is key to finding the lowest airfare rates. For example, try searching by month to see the best time of the week to fly. The cheapest date is currently 01 / Aug / 2019.
You can use the filters on your search to see more flights and find cheaper rates – Beijing has more than one airport. So if you don't need to fly into Beijing Capital Int. Airport, it's worth checking your other options. The 5976 km flight usually takes about 15 hrs 55 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.