On 27 June, the submarine departed Algiers to patrol east of Corsica and provide cover for the Allied landings in Sicily. Shortly after leaving port, "Saracen" was spotted and identified by the , but the U-boat had been ordered not to attack submarines in the area and let "Saracen" proceed unharmed. After midnight on 2 July, "Saracen" landed six men off Cape Palmeri, Sardinia, then torpedoed and sank the Italian merchant ship "Tripoli" south of Capraia, Italy on 6 July. Four days later, the submarine was detected with Asdic by an Italian destroyer east of Bastia, which dropped 27 depth charges, causing considerable damage aboard "Saracen". The next day, the boat torpedoed and sank the German merchantman "Tell" and was again depth charged, causing more damage. "Saracen" returned to Algiers on 21 July.