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What time of day is O Hare airport busiest?

Popular Travel Times:
  • Busiest days to travel: Mondays, Thursdays, and Fridays. Fly early, but not too early.
  • The busiest times are 6-8 am, and 3-5 pm.
  • The worst time for delayed flights: 7-9 pm, due to ripples from the 3-5 pm rush.




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Weekends in general Typically, flights are more expensive and airports more crowded on Fridays, Saturdays, Sundays, and Mondays as weekend and long-weekend trips are the most common for both business and pleasure travelers.

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According to the TSA, the busiest travel days of the year are usually the Tuesday and Wednesday before Thanksgiving and the Sunday after Thanksgiving.

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Most weeks of the year, Fridays are the busiest days to fly, and Tuesdays are the least busy.

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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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According to a recent USAToday article, the average o'hare airport security wait times are around 15 minutes. The best Chicago ohare TSA wait times occur on Saturday 10-11pm. The worst Chicago TSA wait times are on Tuesday from 4-5pm, where you could wait up to 33 minutes.

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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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Most people don't like the time wake-up times required to hit the earliest flights out of the airport, so a “first flight of the day” oftentimes offers less packed airplanes as well as easy breezy airport concourses. As a bonus, the early morning flights almost always have the best on-time records.

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Typically, flights are more expensive and airports more crowded on Fridays, Saturdays, Sundays, and Mondays as weekend and long-weekend trips are the most common for both business and pleasure travelers.

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Just like us after a night of good sleep, airline circulation is freshest in the morning. If your flight departs in the morning, you are less likely to be affected by delays that stack up during the day and push back or cancel departure times.

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Also, since early-morning flights aren't as popular, there are fewer of them. This means the national airspace isn't as congested as it usually is later in the day, minimizing the risk of air-traffic-related delays. In my case, traveling in the morning was the only way I could pull off a same-day trip.

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Earlier in the day is the safest time of day to fly. More accidents occur later in the day when the pilots are tired, especially when the weather is bad and there have been delays. How does weather influence air safety? Weather is a factor in a majority of accidents.

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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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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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Solid food items (not liquids or gels) can be transported in either your carry-on or checked baggage. TSA officers may instruct travelers to separate items from carry-on bags such as foods, powders, and any materials that can clutter bags and obstruct clear images on the X-ray machine.

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To check-in and check bags at the airport, you must be there a certain amount of time before scheduled departure: Within the U.S. – 45 minutes. To or from destinations outside the U.S. – 60 minutes.

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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.

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Most airlines cutoff checkin at 30 minutes prior to the flight. That gives time for you to get a boarding pass and get to the gate after security screening, and for checked luggage to get loaded on your aircraft. At that point, seat control shifts to the gate agent who can start releasing seats to standby passengers.

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