Demand for expedited shipping has fallen every year since 2021. At UPS, average daily volume for domestic next-day air services fell 7.1% in its most recent quarter, compared with the prior year.

With one-day shipping, every minute counts. UPS can’t afford to waltz to the deepest depths of its warehouse, one item at a time, and expect to get it across the country in 24 hours.

USPS Ground Advantage Service: Dec. 15 First-Class Mail Service: Dec. 18 Priority Mail Service: Dec. 19 Priority Mail Express Service: Dec. 21 UPS holiday shipping deadlines These are UPS ...