The aircraft will be depart Milan in Italy later this week and is scheduled to land at Faleolo International Airport on Saturday, 11 November.
The route will be Milan-Dubai-Singapore-Cairns-Apia.
The finishing touches to the livery were applied to the airline’s 737-800 over the weekend.
A government statement said an official launch ceremony will take place at Faleolo International Airport at 10am on Monday, 13 November.
The airline’s inaugural jet service will be flight OL731 at 7am on Tuesday, 14 November from Apia to Auckland.