You can readily identify an e-Passport, because it has a unique international symbol on the cover. Electronic System for Travel Authorization (ESTA) ESTA is an automated system that determines the eligibility of visitors to travel to the United States under the Visa Waiver Program (VWP). Authorization via ESTA does not determine whether a traveler is admissible to the United States.
Two to three weeks before the flight date, the price quotes start increasing. This is the time when business travelers start booking. While price drops are still possible, a chance of a price increase is much higher if you wait to book within this time period.
The price of an average round-trip airline ticket will slip to $244 next month, about 5% lower than the same time last year, according to a new forecast by Hopper, a Montreal-based company that analyzes airfare data. Prices will will average about $249 through the end of the year. That's about 2.8% cheaper than in 2014 and 6.8% cheaper than in 2013.