As a result of the Coronavirus disease 2019 (COVID-19) coronavirus pandemic, and the consequent drastic limitations on, and reduction in demand for, air travel, many airlines are finding it difficult to pay rent to lessors on aircraft they lease or to repay financiers in respect of moneys to buy aircraft which they own. Airlines may be able to agree deferral or reduction in payment obligations, or even to any early return of the aircraft, but what legal recourse is there under international air law if agreement cannot be reached, and does it make sense to pursue it in the context of the pandemic?