USPS Priority Mail International Parcels delivery time from Lawrence Kansas City US to UK

Parcel was posted via USPS Priority Mail International Parcels from Lawrence Kansas City on the 19 Aug 2017 and delivered to the destination address in the UK on the 30 Aug 2017 which took about 11 days delivery time. Below is tracking info from USPS post office about the shipment of the package.

USPS Tracking Number: CJ465951071US

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Priority Mail International Parcels
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International Parcels

DATE & TIME STATUS OF ITEM LOCATION
August 30, 2017, 11:46 am Delivered UNITED KINGDOM
Your item was delivered in UNITED KINGDOM at 11:46 am on August 30, 2017.
August 30, 2017, 7:55 am Arrival at Post Office UNITED KINGDOM
August 30, 2017, 2:09 am Arrival at Post Office UNITED KINGDOM
August 28, 2017, 3:10 pm Processed Through Facility UNITED KINGDOM
August 25, 2017, 11:22 am Departed LONDON, UNITED KINGDOM
August 24, 2017, 10:22 pm Departed DETROIT, UNITED STATES
August 24, 2017, 1:00 am Departed CHICAGO, UNITED STATES
August 22, 2017, 9:38 pm Processed Through Facility ISC CHICAGO IL (USPS)
August 22, 2017, 9:38 pm Arrived at Facility ISC CHICAGO IL (USPS)
August 22, 2017, 1:36 pm Arrived at USPS Regional Facility CHICAGO IL INTERNATIONAL DISTRIBUTION CENTER
August 22, 2017, 9:57 am In Transit to Destination
August 21, 2017, 5:57 pm Departed Post Office LAWRENCE, KS 66046
August 21, 2017, 5:06 pm Arrived at USPS Regional Facility KANSAS CITY MO DISTRIBUTION CENTER
August 21, 2017, 4:20 pm USPS in possession of item LAWRENCE, KS 66046
August 19, 2017 Pre-Shipment Info Sent to USPS, USPS Awaiting Item