How long before departure should I board?

For most airports, you must be checked in at least 30 minutes before your scheduled departure time (airports requiring additional time are listed below, Go to footer note). Additionally, you're required to be at the gate and ready to board 15 minutes before scheduled departure.



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Generally speaking, most airlines advise that you arrive at the airport at least 2 hours prior to a domestic flight, and at least 3 hours prior to an international flight. That said, there are many factors to consider that will help you decide how much time you should budget for at the airport.

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When you're traveling outside of the United States, we suggest arriving at least 3 hours prior to your departure. You must be checked in at least 1 hour before your scheduled departure. Additionally, we recommend being at the gate and ready to board 45 minutes before your scheduled departure time.

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International flights require longer connections as you will often have to go through immigration and customs upon arrival. For international layover flights booked on one airline, two hours is often recommended to make your connection.

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Most airlines recommend arriving at the airport three hours before departure for international flights. It's common for international flights to start boarding earlier than domestic flights (the aircraft are often larger and have higher passenger capacities), which accounts for the earlier recommendation.

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When Does Boarding Start? Boarding for domestic and international flights usually begins thirty minutes to one hour before scheduled departure, beginning with first-class and business passengers. Be sure to check the scheduled departure for your flight on the airport screens.

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8 Things You Should Never Do at the Airport Before Your Flight
  • Don't pack travel documents in your suitcase. ...
  • Don't scramble to check the contents of your carry-on. ...
  • Don't buy expensive airport concessions. ...
  • Don't board the plane without a transit plan. ...
  • Don't buy day-of travel insurance.


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First, check-in closes an hour or two before flight departure; if you're not checked in by then, either through the app, online, or in person at the airport, you may not be able to get a boarding pass to get through security and will likely miss your flight.

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The General Guideline for How Early You Should Get to the Airport. Generally speaking, most airlines advise that you arrive at the airport at least 2 hours prior to a domestic flight, and at least 3 hours prior to an international flight.

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Check-In Times at U.S. Airports
For most airports, you must be checked in at least 30 minutes before your scheduled departure time (airports requiring additional time are listed below, Go to footer note). Additionally, you're required to be at the gate and ready to board 15 minutes before scheduled departure.

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You are allowed to bring a quart-sized bag of liquids, aerosols, gels, creams and pastes through the checkpoint. These are limited to 3.4 ounces (100 milliliters) or less per item. This is also known as the 3-1-1 liquids rule.

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If an airport is aware that security checks take long, they will try to make you check in sooner through a earlier boarding time assignment so that you make sure to arrive early enough at the airport.

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This shouldn't cause a problem as passengers are expected to be at the gate 15-30 minutes before and should have boarded the plane at least 15 minutes ahead of the departure time. If you somehow don't make it onboard within these timeframes, the flight can absolutely leave without you.

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If you are not in the plane by the time the doors are closed, you will not be flying on that plane. They do not wait for anyone these days; they have people on standby and will give your seat to someone else if you did not check in.

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For domestic flights in the United States, most airlines recommend that passengers arrive at the airport at least 1-2 hours before the scheduled departure time for check-in and security screening.

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The general guideline on how early to get to the airport for a domestic flight is 2 hours. However, those traveling at a very busy time of year or out of a large airport might want to allow more time.

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Though the regulations require a minimum of 40 hours flight time, in the U. S. the average number of hours for persons without a hearing impairment completing the private pilot certification requirements is approximately 75 hours.

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