United Airlines flight UA1614 made an emergency landing in Albuquerque, New Mexico, on October 6.
The Boeing 787 Dreamliner, heading from Houston, Texas to San Francisco, California, was diverted after the co-pilot fell unconscious.
The plane, carrying around 250 passengers, landed uneventfully.
The co-pilot was immediately shifted to hospital.
American Airlines flight 550 had to make an emergency landing at Syracuse Hancock International Airport, New York, on October 5.
The co-pilot of the Airbus A320, en-route from Phoenix to Boston, diverted to Syracuse after the the pilot, Capt. Michael Johnston, 57, of Utah, suffered a heart attack and passed away mid-air.
The plane landed safely. There were 147 passengers aboard at the time; all of them remained unhurt.
The airline said in a statement, “Unfortunately, our pilot passed away…We are incredibly saddened by this event, and we are focused on caring for our pilot’s family and colleagues.”