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.
Most airlines will open their flights for booking about 11 months in advance. Usually when a flight first opens for sale, fares are on the high side. The airline will keep them that way for a while to get a sense of the overall demand. As it gets closer to the flight date, youâll begin to see sporadic sales.