Etihad Airways, the national airline of the UAE, will begin flights to the US city of Chicago from Wednesday 2 September, 2009. The route will be served initially three times a week and will increase to daily flights from Thursday 1 October, 2009. Chicago, the third largest city in America and the biggest in the state of Illinois, will be the Abu Dhabi-based airline's second US destination joining its daily flight to New York. Chicago, the third largest city in America and the biggest in the state of Illinois, will be the Abu Dhabi-based airline's second US destination joining its popular daily flight to New York