If you want flexibility then you absolutely need to avoid prepaying for your rental. In terms of getting a price adjustment if you bring the car back earlier than your scheduled return time, the answer is that it depends. You are not at all guaranteed to get money back, and in fact, some companies are known to charge a penalty for early returns.

We typically recommend that people reserve for the minimum amount of time you think you'll need the rental for, and then extend if necessary, but each situation is different and there are numerous factors that come into play. You might want to check out this post from our website on early/late returns.