The increase in regular flights offered by US airlines to Athens and Thessaloniki has helped to greatly boost tourist flows from the United States, the American Society of Travel Agents (ASTA) for the region of Greece said on Friday.
The increase in regular flights offered by US airlines to Athens and Thessaloniki has helped to greatly boost tourist flows from the United States, the American Society of Travel Agents (ASTA) for the region of Greece said on Friday.