Shop from the world's largest selection and best deals for MacBook Air Laptops.TL DR: The 2019 MacBook Air with True Tone Retina display is on sale for $899.99, a savings of $199.01. 2019's cheapest MacBook Air is now even cheaper.That’s $50 less than the price it has hovered at on Amazon for the past few days, and. The second-tier MacBook Air with a Core i5 processor, 8GB or RAM and 512GB of storage is on sale for $1,199.