There's nothing like a last-minute road trip to celebrate the end of Summer. Of course, Labor Day will be a lot less laborious if you can find some cheap gas. While you might save major bucks this weekend driving instead of flying, gas prices aren't exactly a bargain. If changing your ride to a fuel-efficient electric-hybrid car isn't an option, then check out these websites, apps, and tips to help you save at the pump.

Source: Flickr user TheodoreWLee