https://central.xero.com/s/question/0D58V00009grNKaSAM/deltas-discount-daywhat-is-the-cheapest-day-to-fly-delta-flysmart youmobs 4 days ago https://central.xero.com/s/question/0D58V00009grNKaSAM/deltas-discount-daywhat-is-the-cheapest-day-to-fly-delta-flysmart