U.S. Starts Investigation Into Imported Planes and Parts

The Trump administration could use the investigation to impose new tariffs on imported planes, jet engines and other aerospace parts.

Newark Airport Suffers Another Radar Outage

The air traffic control mishap early Friday morning added to disruptions in recent days that have heightened concerns about safety at one of the busiest U.S. airports.

How Lost Radar and Silent Radios Have Upended Newark Air Travel

A technical outage in Philadelphia last week terrified air traffic controllers and stranded passengers. As the summer travel season looms, the F.A.A. is racing to address the problems.

How Trump’s Closing a Tariff Loophole Will Hurt UPS and FedEx

President Trump has ended a tariff loophole that generated lots of business for delivery companies shipping inexpensive goods from China to the U.S.

2 Planes Abort Landings as Army Helicopter Flies Near D.C. Airport

The episode followed a fatal collision between a military helicopter and a commercial jet in January, and prompted concern and outrage among officials.

Newark Airport Is Experiencing Major Flight Delays. What’s Causing Them?

Staffing shortages at an air traffic control center have added to the effects of a runway closure, prompting United Airlines to cut flights at the hub.

Times Investigation Into the Deadly Crash at National Airport: 5 Takeaways

New details show that the failures leading up to the midair collision of a regional jet and an Army helicopter were more complex than previously known.

The Missteps That Led to a Fatal Plane Crash at Reagan National Airport

New details revealed by The Times show that the failures on Jan. 29 before an Army helicopter crashed into a jet near Reagan National Airport were far more complex than previously known.

Boeing Reports Smaller Loss but Trade War Threats Loom

The plane maker, which has been trying to recover from a quality crisis, could lose orders in China as a result of President Trump’s tariffs.