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Home » News » Minor Incident at Chicago O’Hare: United Airlines and ANA Cargo Aircraft Involved

Minor Incident at Chicago O’Hare: United Airlines and ANA Cargo Aircraft Involved

May 22, 2026
Minor Incident at Chicago O'Hare: United Airlines and ANA Cargo Aircraft Involved

In a recent aviation occurrence at Chicago O’Hare International Airport, a United Airlines Boeing 737-900ER made contact with the tail of an All Nippon Airways (ANA) Cargo Boeing 777F while taxiing. This incident took place on Thursday as the United flight UA1834, arriving from Boston Logan International Airport, moved towards its designated gate. Meanwhile, the ANA Cargo flight NH8421 was stationed, awaiting clearance for its departure to Tokyo Narita Airport. Fortunately, the contact resulted in only minor damage to both aircraft, necessitating immediate grounding and thorough inspections in accordance with international aviation safety regulations.

Details of the Incident and Aircraft Movements:

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The United 737-900ER, registered as N75433, was in the process of taxiing to the gate following its cross-country arrival. The ANA Cargo Boeing 777F, identified by registration JA771F, was ready for its long-haul flight to Tokyo. During the taxiing phase, the winglet of the United aircraft lightly grazed the tail of the 777F, prompting air traffic controllers to instruct the ANA aircraft to hold its position while the situation was assessed. Preliminary reports indicate minor surface damage, and both aircraft were removed from service for a closer examination of their structural integrity.

Passengers aboard the United flight, consisting of 154 individuals alongside 7 crew members, deplaned without any issues, ensuring a seamless experience despite the incident.

Safety Procedures and Inspection Protocols:

Safety teams at Chicago O’Hare immediately swung into action following the ground contact. A thorough inspection of both aircraft was conducted, focusing on critical structural elements to identify any possible cracks or deformations resulting from the scrape. To further ensure safety, runways and taxiways were cleared of any debris, while ground safety vehicles monitored the area to prevent any foreign objects that could affect ongoing aircraft operations. Both United Airlines and ANA Cargo complied with protocols set forth by the US Federal Aviation Administration (FAA) and the Japanese Civil Aviation Bureau, with minor repairs anticipated, potentially extending the grounding period for both planes by several days. Contingency plans for replacement aircraft are in place should delays affect scheduled flights.

Background on the Aircraft:

The United Boeing 737 involved in this incident is 17.2 years old, having first flown in March 2009, and was integrated into United’s fleet following the Continental Airlines merger in November 2011. In contrast, the ANA Cargo Boeing 777F is a newer aircraft at just 7.5 years old, with its inaugural flight in November 2018 and delivery to ANA Cargo occurring in May 2019. Both aircraft play crucial roles in connecting travel between the United States and Japan, with their operational histories reflecting a strict commitment to safety and maintenance practices.

Impact on US-Japan Flight Operations:

While the damage from this incident is minor, it does bring attention to operational schedules within the heavily trafficked US-Japan aviation corridor. United Airlines and ANA Cargo have strategic contingency measures to ensure minimal disruption. Any delays experienced were limited to taxi and gate operations, leaving broader flight schedules mostly intact. This incident serves to reinforce the importance of effective communication and coordination among airlines, air traffic control, and airport operations in these busy air traffic regions.

Airline Statements and Commitment to Safety:

Both airlines issued statements confirming the incident. ANA Cargo expressed awareness and is collaborating with aviation authorities to evaluate the condition of their aircraft. United Airlines reassured that no injuries occurred, stating that passengers deplaned safely. Maintaining rigorous inspection standards before returning any aircraft to service was emphasized, which serves to instill confidence in travelers regarding the safety of flights operating from Chicago O’Hare.

Context of Chicago O’Hare’s Operational Environment:

Chicago O’Hare has had its share of ground incidents over the years, attributed to its intricate taxiway layout and high volume of traffic. Each event underscores the necessity for comprehensive training in ground navigation and the continual focus on safety measures. While this recent incident was minor, it illustrates the ongoing diligence within US aviation operations and the significance of collaboration with Japanese counterparts to uphold global flight safety standards.

The ground contact involving the United 737-900ER and ANA Cargo 777F highlights a commitment to a culture of safety within both airlines. Detailed inspections are underway to ensure both aircraft are airworthy, and the prompt resumption of operations reassures passengers that safety remains a top priority. As travel between the US and Japan approaches full operational capacity, such incidents emphasize the need for meticulous attention to risks and the unwavering focus on secure global aviation.

Source: The post United States and Japan Witness United 737 Lightly Scrape ANA Cargo 777F Tail at Chicago O’Hare Triggering Ground Inspections-Everything You Need to Know first appeared on www.travelandtourworld.com.

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