You can save a lot of money by getting the FFXIV + Heavensward bundle for $30, digital copy.

MAKE SURE YOU CLICK "BUY DIGITAL: $29.98" BELOW THE "PLATFORM" CHOICE BOX

https://www.amazon.com/Final-Fantasy-XIV-Heavensward-Reborn-Bundle/dp/B00UO4NL9Y/ref=sr_1_2?s=videogames&ie=UTF8&qid=1493128079&sr=1-2&keywords=ffxiv%2Band%2Bheavensward&th=1

This bundle is the best option, otherwise you'll be paying like 20 bucks for the main game, then another 20-30 for the expansion.