US Airports Rush to Bond Market With $10 Billion of New Sales

Surging construction costs and booming demand for flights are fueling a rush of debt sales from US airports.

Airports across the US have borrowed more than $10 billion from municipal-bond investors in the first six months of 2025, the largest first half since at least 1990, according to data compiled by Bloomberg. The surge marks a 51% increase over last year’s volume and is outpacing the broader 20% uptick in state and local government bond sales, the data shows.

The debt influx stems from a boom in post-pandemic air travel coupled with higher infrastructure costs, said Jason Appleson, ...