Log on to the website of the airline of the international flight you want to track. Click on the "Flight Status" link, which is located on the home page of airline websites.
Provide all of the required information for tracking a flight on that airline. You will need to know information such as the flight's departure city, arrival city, flight number or the confirmation number and last name of the person you know on the flight. Depending on the airline, the required information is a combination of these pieces information.
Track the status of the international flight by viewing the information provided by the airline. Many airlines allow you to go one step further and sign up for email updates or text message updates regarding the status of the flight. This is done by entering either your phone number or email address on the "Flight Status" page.