Originally Posted by
FoxBravo
However, if the connecting flight is leaving from the main part of 2E, and not satellite S3, then the shuttle bus may be the only option to avoid going through immigration twice.
After walking from 2F2 to S3, could you then take the train from S3 to main 2E? I've not tried this and am not necessarily recommending it. Just wondering if it's another possible option without going through passport control.