On 6th March, 2018 at about 1810UTC a Bombardier DHC-8-Q400 aircraft with nationality and registration marks 5N-BKX operated by Arik Airline Nigeria Ltd as ARA304 departed Murtala Mohammed International Airport Lagos, Nigeria for Kotoka International Airport Accra, Ghana on an Instrument Flight Rules (IFR) flight plan.
On board were 4 crew members (2 cockpit crew and 2 cabin crew) and 35 passengers. The Co-Pilot was the Pilot Flying (PF) while the Captain was the Pilot Monitoring (PM).
According to the Air Traffic Control transcript, ARA304 established initial contact with Accra Area Control (ACC) on 130.9 MHz estimating Accra at 1911UTC. ACC acknowledged and cleared ARA304 direct to KEDOS for ILS approach Runway 21 and further requested ARA304 to report when ready for descent.