Which Indonesian private airline “Lion Air” flight crashed into the Java Sea?

Question

Accepted Answer

JT 610. JT 610 is the correct flight number associated with the Lion Air crash into the Java Sea. JT 600 is a different flight number and was not involved in this specific incident. JK 510 is another flight number that does not match the reported crash details. JK 410 is also an incorrect flight number for this event.