What time does Online Check-in open?

The service is available from two days before the flight's departure, even if you have baggage to be checked. 

EXCEPTIONS to Online Check-in opening times:

Departing from:Check-in opens before flight departure:
Amman, Amsterdam, Brussels, Yerevan, Frankfurt, Lampedusa, Munich, Nice, Paris, Toulouse, Tunis and Zürich.24 hrs
South America, if there are any connecting flights:The day before

From/To:Check-in opens
before flight departure:
USA24 hrs

With connecting flights operated by KLM or Air France30 hrs*

* Calculated based on the scheduled departure time of the KLM or Air France flight