Before that, however, he visited Egypt four times (three times in 2015 and once in 2016) after Sisi assumed the presidency in mid-2014.
Prince Mohammed will hold meetings with Sisi, a key regional ally, and other officials in Egypt before flying off to Britain on Wednesday and then later this month the United States.
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Bin Salman arrived in Cairo earlier on Sunday for his first official visit to Egypt as part of his first foreign tour since assuming the position of Crown Prince in June 2017.
HRH Crown Prince Mohammed bin Salman conveyed the greetings of The Custodian of the Two Holy Mosques King Salman bin Abdulaziz to President El Sisi.
Sisi said the security of Gulf countries is closely related to Egypt's national security.
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"The Saudi crown prince expressed hope that the visit will add momentum to the strategic relations between the two nations and peoples and to boost bilateral cooperation in all fields", said the Egyptian spokesman. They agreed to continue to exert joint efforts to reach political settlements to ongoing crises in a number of countries in the region in order to end the ensuing humanitarian sufferings and to preserve the sovereignty and territorial integrity of these countries.
According to Arab News, the crown prince and Egypt's president will discuss inter-Arab cooperation as well the latest developments in the region.
Bin Salman's visit comes a day after Egypt's top constitutional court nullified a lower court ruling that challenges the country's transfer of two Red Sea islands to Saudi Arabia according to a maritime demarcation agreement.
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The message states: "Adverse Weather " For the latest flight information we advise passengers to talk directly to their airlines. Do not forget to get written confirmation of your delay from the airport as your insurer will need proof.