Originally Posted by
PhilC
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.
Good question--I don't know. Personally I've only taken the train the other way, so I'm not sure if you can access it from the departures level of S3, but the whole train is beyond passport control, so I don't see why not. Then again, CDG isn't always logical!