Many travelers flying with Iberia Airlines sometimes face issues when trying to check in online, which can cause frustration and last-minute stress. Understanding the common reasons why you might not be able to complete your online check-in with Iberia can help you resolve the issue quickly and avoid delays at the airport. One of the primary reasons for online check-in failure is related to timing. Iberia typically allows passengers to check in online starting 24 hours before departure and closing approximately 1 hour before the flight. Attempting to check in too early or too late outside this window will prevent you from completing the online process. Another common cause is related to ticket type or fare conditions. Some discounted or special fare classes might require mandatory airport check-in or additional documentation verification, which cannot be handled online. Similarly, if you have special requests such as traveling with pets, unaccompanied minors, or require wheelchair assistance, online check-in may be disabled to ensure that all necessary arrangements are properly handled by airport staff. Additionally, passengers flying on codeshare flights operated by partner airlines might need to check in through the operating airline’s website rather than Iberia’s platform. Technical issues also sometimes interfere with the online check-in process. These can include browser incompatibility, internet connectivity problems, or system outages on Iberia’s website or app. Clearing your browser cache, trying a different device, or switching to the mobile app can often resolve these issues. Furthermore, if your booking is incomplete or has payment issues, Iberia’s system might block online check-in until the problems are resolved. In such cases, contacting customer support is advised. Document issues can also prevent online check-in. For international flights, you may be required to provide additional passport information, visas, or travel authorizations, which may not be verified properly online. This prompts Iberia to restrict online check-in to ensure compliance with immigration requirements. Lastly, baggage rules can impact online check-in. If you need to check multiple or oversized bags, or if your baggage allowance hasn’t been properly confirmed, the system might restrict you from checking in online until these are addressed at the airport. In all these cases, the best solution is to contact Iberia customer service directly. By calling +1-866-551-1186, you can speak to a representative who can clarify the specific reason for your inability to check in online and guide you on the next steps. Whether that means completing check-in at the airport or resolving booking issues remotely, expert assistance can save you time and avoid last-minute hassles. In summary, there are several reasons why you might not be able to check in online with Iberia, including timing restrictions, fare types, special travel requirements, technical problems, incomplete bookings, document verification, and baggage rules. Understanding these reasons helps you prepare better and choose the right check-in method for your flight. For a smooth travel experience, it’s always recommended to start your check-in process as early as possible and to contact Iberia at +1-866-551-1186 if you encounter any difficulties. This way, you can receive prompt support and ensure you are ready for your flight without unnecessary delays.