[cheapest Flight] What is the cheapest day to buy Delta tickets?

The cheapest day to book a flight on 𝘋𝘦𝘭𝘵𝘢 𝐀ir Lines Lines is usually Tuesday+１ 𝚇（８００𝚇２１１ 𝚇５０𝚇３２), as 𝐀ir Lines release discounted fares on Monday nights, leading to competitive price adjustments by Tuesday morning +１ 𝚇（ ８００𝚇 ２１１𝚇 ５０𝚇３２).