Officials have long said that further measures are under consideration, including an embargo on Venezuelan oil.
He suggested "serious economic steps, serious political and psychological and diplomatic steps," including an embargo on imported gasoline.
All nuclear-related sanctions, including an embargo on the imports of Iranian oil, will be lifted by the EU.
The airport has not been used since the United Nations imposed stringent sanctions, including an embargo on international flights to and from Iraq.
The United States and the European Union have imposed strict economic sanctions on Syria, including an embargo on its crude oil, over its brutal crackdown on pro-democracy protests, in which 2,700 people have been killed, according to the United Nations.
Britain and Switzerland had already frozen Libyan assets, and the European Union announced further sanctions on Monday, including an embargo on the sales of arms and police equipment, and a visa ban for Libyan officials.
They are to be followed by a set of additional and more stringent measures on 4 November, including an embargo on the imports of Iranian oil and sanctions on its banking sector.
Iran is also caught in a tightening noose of economic and diplomatic penalties ordered by United States, the United Nations and the European Union, including an embargo on purchases of Iranian oil set to come into force on July 1.
European diplomats said additional sanctions were likely to be imposed by the end of the week, including an embargo on imports of Syrian oil, which would be a blow to Syria's faltering economy.
