Shared GMC vehicles typically depart Amman between 3:00 AM and 5:00 AM. Leaving before dawn allows travelers to reach the Karameh-Turaibil border as morning immigration shifts commence and ensures the remaining 555-kilometer drive through Anbar province to Baghdad takes place in full daylight.
For more: Crossing the Jordan-Iraq Border at Turaibil: Shared Taxis, Border Fees, and Road Conditions