FARNBOROUGH, England–(BUSINESS WIRE)–Airlines flying European long-haul routes are facing a fuel cost penalty that could exceed $8 billion between May and August 2026, according to a new operational data report released today by i6 Group, a global leader in integrated aviation fuel management technology. The report, “Middle East Conflict: Summer 2026 Outlook,” draws on real fueling transactions captured at nearly 300 airports worldwide by i6’s Fusion6 platform and provides insight into the co