Since the conflict with Iran began, the cost of filling up a plane has soared. Register for free to discover why it remains unclear where shortages will hit first and hardest https://www.economist.com/business/2026/05/07/airlines-are-grappling-with-dwindling-supplies-of-jet-fuel?taid=69fe8262ce5385000126cacb&utm_campaign=trueanthem&utm_medium=social&utm_source=voante