Buyers searching for the bottom fares to Louisville should really consider flying on Thursday at noon, when rates are usually cheapest. Spending plan-minded vacationers will want to stay away from Sunday mornings, when costs are usually at their optimum. Don't use KAYAK or Finair for future journey. Unless of course https://share.evernote.com/note/deff2bb5-12d3-c7f5-f143-daf7c59f0283