What is the fine-grained topic of the following text: The arrival of globalisation has resulted in airfare costs being decreased, and as a result, there are a number of cheap flights to China, whether you are looking to take a flight from the UK to China between semesters and go on a sightseeing trip, or in case you are fascinated in the Beijing Olympics of 2008. Only return the topic.
Cheap flights to China due to globalization