The cheapest luggage shipping services include the United States Postal Service, FedEx and DHL, as of October 2015, according to Seat Guru. DHL and UPS also offer competitive rates.
Luggage shipping rates vary based on the carrier and the speed of service desired. For example, USPS ships a large bag weighing up to 65 pounds for $49.71 on its seven-day service, while two-day service costs $92.34. By comparison, FedEx ships the same bag for $102.24 and UPS ships the bag for $143.22, both with four-day service. DHL’s seven-day service for the same bag is $110.14.
The cheapest per-pound rates are from USPS, which ships at 76 cents per pound, followed by Sports Express/Virtual Bellhop at $1.27 per pound and FedEx for $1.57 per pound.