How much will it cost a flight from the Philippines to New York?

The cost of flight is also depends on departure/return date and airline that you choose. If you are traveling during peak season or on weekends than it would definitely cost more than weekdays. So you should try to avoid weekends and peak season. You should try to book your air tickets at least 3 weeks before for great saving. You should try to search on the web to find out good websites like Globester.com to save your traveling expense.