On the B737 its generally a Thursday-Thursday or Friday-Friday roster with A and B groups . So its close to week On/Off . You get 3 periods of leave additionally and each period of leave generates a period of 20 days . The aircraft are mainly B737 - 400 series but ex Ryanair NGs are being introduced with 2 already in service and the aircraft are the Boeing conversion . The 737 aircraft operate on the the Amazon and DHL networks . The DHL flights are almost all night flights but the Amazon network is a mixture of both day and night .
The company provided hotels are high quality mainly at airports rather than the city centre . The company also operates A330-300F and A300-600F on the DHL network in europe and a small number of ATR for Fedex . All of the above information is about ASL Ireland.