Emirates Airlines agreed to buy 40 Boeing 787-10s in a deal worth more than $15 billion.

The purchase was announced Sunday at the Dubai Air Show by the largest airline in the Middle East.

Deliveries of the wide-body, twin-engine planes are set to begin in 2022.

Boeing’s website says the aircraft typically carries 330 passengers with a range of 11,900 kilometers.  

The manufacturer says the 787 is 25 percent more fuel-efficient than the aircraft it replaces.

Also, Azerbaijan Airlines announced a $1.9 billion deal for more 787s, five to carry passengers and two more to haul freight.
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