Appliances Shipping Cost from San Salvador to San Juan

Items resembling a bomb, hand grenade or other explosive device, except as provided in the Dangerous Goods section. This includes, but is not limited to, inert products such as novelty items, training aids and works of art. Firearms, weaponry and their parts (acceptable between the U.S. and Puerto Rico).

Puerto Rico is part of the U.S. Customs territory and therefore no customs duties are assessed on products coming from the mainland United States.

No, shipping to Puerto Rico is generally domestic because it's a U.S. territory, meaning no international customs forms are needed for USPS, but some private carriers (like FedEx/UPS) might classify it as "international" for logistics, requiring specific paperwork (like EEI for high-value shipments) and treating it similarly to an overseas shipment with higher costs, despite being legally domestic.