Papua New Guinea, Jan. 22 -- Papua New Guinea carrier Air Niugini has updated its contract with Boeing Co to delay the delivery of its four 737 MAX jets on order until at least 2024, the airline's chief executive said on Tuesday.

The carrier had been due to receive its first 737 MAX this year.

Air Niugini Chief Executive Alan Milne told Reuters the delay would give the airline more time to complete a broader review of its fleet plans, including a replacement for its smaller Fokker jets.

"This will then determine if the MAX is still appropriate for Air Niugini, or whether another Boeing product would better suit as a replacement for the 737/767," he said, in reference to older models in the airline's fleet.

Milne said it was possible t...