Head to a major interstate motor park in Abuja like Utako Motor Park or Jabi Park. Reputable companies like GIGM, GUO, and ABC Transport have their own dedicated terminals within or near these parks.

Purchase your ticket at the counter. It's best to book a day or few hours in advance, especially during peak seasons or holidays. Confirm departure time and seat number.

Board your luxury bus (usually air-conditioned with reclinable seats). The journey typically starts by exiting Abuja via Umaru Musa Yar'Adua Expressway (Airport Road) onto the A2 highway.

The bus will pass through towns like Lokoja, Okene, and sometimes Auchi, making one or two official rest stops for passengers to eat, use the restroom, or stretch.

The journey continues towards Asaba, crossing the River Niger Bridge, and then into Onitsha. You will likely arrive at a major terminal like Upper Iweka or Bridge Head in Onitsha.

From the arrival terminal, you can take a local Keke (tricycle) or shuttle bus to your final destination within Onitsha.