How much do first class seats cost?

Is it worth the extra cash?
Yahoo

I paid $500 to fly first class with Delta for the first time. It was great, but not worth the upgrade for a 3-hour trip.

Add Yahoo as a preferred source to see more of our stories on Google. Business Insider's reporter spent three hours in Delta's first class cabin while flying from NYC to West Palm Beach, Florida.Joey ...

How much does it cost to fly first class on the world's longest routes?

The world's longest flights offer a rarefied air travel experience, but the search for these elite tickets is increasingly ...