Rates change too often for anyone to quote reliable numbers in a forum post, but the structure helps you budget. Every postal service prices international parcels by weight band, destination zone and service speed, so a small parcel to a neighboring region costs far less than the same box crossing continents by express.
The practical approach: weigh and measure your parcel, then use the online calculators on the national postal service and the major couriers' websites, which quote exact prices in seconds for any destination. Compare the postal express product against courier economy services; they often land in similar territory, and consolidator or reseller platforms sometimes sell courier capacity cheaper than the couriers' own counters.
Ways people save: keep parcels under the next weight band threshold, use flat-rate boxes where the postal service offers them, ship one consolidated box instead of several small ones, and avoid express unless the deadline is real. For documents, a scanned copy sent digitally is free and often sufficient.