What to focus on
Jordan is all about contrast done efficiently: Petra, Wadi Rum, and the Dead Sea each feel different enough that a short trip can still have real depth. A first visit rarely needs many more branches than that.
Route logic
Five to seven days is the safest first route: Amman arrival, half a day in Jerash if you want it, two nights in Petra, one night in Wadi Rum, and one to two nights by the Dead Sea. If you only have four days, cut Jerash before you compress the south.
Planning watchouts
Do not turn Petra into a half-day stop, and do not make Wadi Rum a same-day out-and-back. Jordan scores highest when the places that need an overnight are allowed to keep their own timing.
Petra
Petra deserves more than a half-day pass-through; a full day or split visits help you see both the canyon approach and higher viewpoints properly.
Wadi Rum
Wadi Rum is strongest when you stay in the desert and give time to rock color changes, jeep routes, or hiking rather than rushing through it.
Dead Sea
The Dead Sea is best used as a recovery segment, often after Petra, to reset the rhythm after monuments and road time.
Jerash
Jerash is the easiest Roman-era addition to a north-Jordan day, especially if you want more archaeological depth beyond Petra.
Aqaba
Aqaba works well as a finale, whether you want diving, snorkeling, or simply a softer Red Sea finish to a south-Jordan route.