In a recent series of leaks from KGI suggest that there is a new MacBook Air on its way which will arrive in Q2 of 2018.
MacBook Air was first launched in 2010 as worlds thinnest laptop and design of the laptop has remained same since then but this year a new updated and cheaper version of macbook is expected which would replace the older design.
The new MacBook will rock latest specs 7/8th gen processors and LPDDR 3 memory although true specs have not been revealed from any source.
The current MacBook Air starts from a base price of 999$ and is available in two configurations intel i5 128GB i5 256GB both with 8GB DDR3 memory. The battery life might improve with the new gen processors even though Airs are known for their 10 plus hours of battery life.
If you are interested in buying a MacBook then waiting for a few months will definitely be worth it.