Https://patch.com/new-york/new-york-city/calendar/event/20250225/5b720522-d05c-410c-b7bd-785fc88207d0/cheapest-day-what-is-the-cheapest-day-to-book-a-flight-on-delta https://patch.com/new-york/new-york-city/calendar/event/20250225/5b720522-d05c-410c-b7bd-785fc88207d0/cheapest-day-what-is-the-cheapest-day-to-book-a-flight-on-delta