When preparing to fly with Qantas, it’s important to know how early you can check-in to avoid last-minute stress. Qantas offers both domestic and international flights, and the check-in times vary slightly depending on the type of flight and your chosen method of check-in. For most passengers, online check-in is the fastest and easiest way, and it becomes available 24 hours before departure for both domestic and international flights. Online check-in can be done via the Qantas website or mobile app, allowing you to confirm flight details, select seats, and receive your digital boarding pass. For domestic flights within Australia, the check-in closes 30 minutes before departure, so you have until then to check-in online. If you are flying internationally with Qantas, online check-in closes 90 minutes before takeoff, but it is still strongly advised that you arrive at the airport at least three hours early to allow enough time for baggage drop, customs, and security checks. If you choose to check-in at the airport instead of online, you can use self-service kiosks or go directly to a staffed check-in counter. Airport check-in counters for domestic flights usually open about two hours before the flight and close 30 to 45 minutes prior to departure, depending on the airport. For international flights, airport check-in counters typically open three hours before departure and close one hour before the flight, with boarding gates usually closing around 20 minutes before takeoff. Qantas recommends checking your individual airport's guidelines and your flight confirmation for exact times, especially if you're flying from a major international hub. One of the advantages of online check-in is that passengers with only carry-on luggage can head straight to security upon arrival, saving time and avoiding queues. If you have checked baggage, you’ll need to visit a bag drop counter, which typically closes 30 to 60 minutes before your flight, depending on whether you’re traveling domestically or internationally. Keep in mind that Qantas enforces strict check-in and boarding deadlines, so even if you checked in online, arriving late at the gate may result in being denied boarding. It’s also worth noting that during busy travel periods, airports can become crowded, so giving yourself extra time is always a smart decision. In short, you can check-in for your Qantas flight up to 24 hours before departure, and the cut-off time depends on your flight type—30 minutes before for domestic and 90 minutes before for international if using online check-in. Airport counters open about 2–3 hours before takeoff. Always arrive early and complete check-in well before the cut-off to ensure a smooth and easy travel experience. Whether you’re flying across Australia or to another country, understanding how early you can check-in with Qantas helps you stay prepared, save time, and enjoy your journey from the very beginning.