Chicago O’Hare International Airport ranks first in North America and fifth globally in OAG’s 2026 Megahubs Index, with a connectivity index of 232.1 and 71,497 potential connections.
London Heathrow Most Connected Internationally
Istanbul Airport ranks first among Europe’s megahubs in the OAG 2026 ranking. It also ranks first globally, with a connectivity index of 265.4 and 337 destinations.
Asia Pacific accounts for 17 of the world’s Top 50 international megahubs and eight of the global Top 20.
OAG’s 2026 Megahubs Index highlights the airports where this low-cost connectivity is particularly strong.
OAG has revealed its rankings for the top 10 international airport megahubs in 2026, with Istanbul bagging first place.
Economist Noah Smith’s difficult layover at Heathrow (LHR) stemmed from an avoidable navigational error, not a systemic UK failure.
Latin America’s aviation network continues to expand in 2025, with several airports emerging as critical hubs for both domestic and international travel.
The latest global ranking of the 50 most connected airports in 2025 highlights an intriguing realignment.
London Heathrow Airport (LHR) has become the world’s most expensive and contested aviation hub, with takeoff and landing slots now valued up to $75 million each.
LONDON- Saudi Arabia may ultimately gain majority control of London Heathrow Airport (LHR), Europe’s busiest, as several shareholders consider the sale of their interests, the Times reported on Sunday.