Translation of freighter in Spanish

We drove to the airport to do early check-in but it went so quickly that we had four hours left before our flight departed. We therefore took a cab back into town and visited the local market.
I am learning Spanish in university but I also have to improve it for private reasons. Do you have any suggestions. It is giving me a hard time lately as it is difficult. I need to be very patient.
On day two my wife and I took a tour to visit the Altiplano. The tour started a little boring, when we visited a few empty villages nearby which were all pretty much the same. Empty with very little people.