Two United Airlines planes clipped wings as they prepared for departure from San Francisco International Airport on Tuesday — the latest mishap involving air travel around the US.

No one was injured in the incident, which occurred as the Boeing 777 jets were leaving the gate area early on Tuesday. The airline canceled both trans-Pacific flights.

Two United Airlines planes clipped wings with one another on the tarmac at San Francisco International Airport on Monday ...

United Airlines officials said that one of their planes made contact with the wing of another United plane while pushing back ...

A United Airlines aircraft clipped the wing of another United plane while preparing to depart from San Francisco ...

A United aircraft clipped the wing of another United aircraft on Monday night at San Francisco International Airport, causing ...

One group of travelers are exempt from the Real ID requirement that goes into effect May 7: noncitizens in the United States ...