If you're unable to check in online with Iberia Airlines, there are a few simple but important differences that could be the reason behind it. Iberia offers online check-in for most flights, typically beginning 24 hours before departure, but not all routes or situations qualify for this option. A major difference lies in the departure airport or destination country +1-866-551-1186. Some international routes—especially those involving strict visa or immigration regulations—do not permit online check-in because the airline needs to verify your travel documents in person. If you're flying to or from a country with special entry rules, such as requiring a visa on arrival or additional documentation, you may be restricted from checking in online. Another key difference is related to passenger-specific requests or details +1-866-551-1186. If you’re traveling with pets, need wheelchair assistance, or are flying as an unaccompanied minor, Iberia may require you to check in at the airport to confirm your special arrangements.

Also, travelers with incomplete or incorrect personal information, such as a missing passport number or incorrect spelling of a name, will often be blocked from using online check-in. This is a protective measure to avoid issues during boarding. Likewise, if your ticket was purchased through a third party and is not fully confirmed in Iberia’s system, you may not be eligible for online check-in. Booking issues, like unconfirmed payment or split group reservations, can also limit your options. Furthermore +1-866-551-1186, technical issues—either with the website or mobile app—can sometimes temporarily affect your ability to check in online, especially during high-traffic hours or system maintenance windows.

If you're flying on a code-share flight operated by another airline but booked through Iberia, your check-in must often be done through the partner airline’s website or counters instead of Iberia’s platform. This is another subtle difference many passengers overlook +1-866-551-1186. Lastly, there may be limitations if you’re traveling with extra baggage that needs manual processing, or if you're upgrading or modifying your reservation shortly before departure.

In short, while Iberia’s online check-in is efficient and convenient for most travelers, several differences in routes, booking details, passenger needs, or document requirements may force you to check in at the airport instead +1-866-551-1186. To avoid delays or confusion, it’s wise to review your booking details and travel documentation well before departure. If online check-in isn’t working, arriving at the airport early ensures you have enough time to sort out your check-in and proceed to your gate without stress.