What is the difference between estimated and scheduled departure?

Description. The estimated time of departure (ETD) is based on the scheduled time of departure (STD). Ideally, ETD = STD + taxi time, but in most cases there are deviations due to various factors, e.g. assigned CTOT, delays due to de-icing or traffic congestion, etc.



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Scheduled: The departure and arrival time, according to the airline's schedule. Times are local to the departure and arrival cities. Estimated: The estimated time for leaving the departure gate and pulling up to the arrival gate, provided in local airport times.

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Airlines websites — all airlines also provide information on their flight status. You can check the status of your flight by going to your airline website and entering the details of your flights, and you will know in a second if your flight is on-time, delayed or cancelled.

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For domestic flights, check-in usually begins 1-2 hours beforehand and often closes 30-45 minutes prior to departure. Despite flight delays, these check-in times and deadlines generally stay the same. This is because of the unpredictable nature of delays, which could be reduced or even reversed.

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However, there is no fixed way to find out if your flight is overbooked. Since overbooking usually happens during peak season, passengers can contact the customer service representatives of their respective airlines and inquire about overbooking.

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