Https://patch.com/new-york/new-york-city/calendar/event/20250227/2c806db9-f5b4-4a5c-895a-13e1fe860c06/what-day-of-the-week-are-delta-flights-the-cheapest-days-to-fly-delta-airlines https://patch.com/new-york/new-york-city/calendar/event/20250227/2c806db9-f5b4-4a5c-895a-13e1fe860c06/what-day-of-the-week-are-delta-flights-the-cheapest-days-to-fly-delta-airlines