Originally Posted by Monkeyfly

The difference is the cost of converting it to Jet fuel. Referred to as the "crack price".

Originally Posted by chuckyt1

There is a chemical difference between gasoline, jet fuel and other petroleum products. The market, and speculation, drives the price of each of these.

Crack spread - Wikipedia, the free encyclopedia

Originally Posted by acl65pilot

It is the called the "Crack Spread"