THIS is the shocking moment a female passenger floors an airline employee with a brutal right hook to the jaw.

Unbelievable footage shows the furious traveller punching a LATAM staff member square in the face during a heated confrontation.

A woman passenger arguing with and punching a LATAM airline employee at a check-in desk.A fight broke out at an airport in Brazil Credit: News X A passenger punching a LATAM airline employee at a check-in desk at Sao Paulo–Guarulhos International Airport.The enraged woman punches the airline staff member in the face Credit: News X

The employee staggers back in pain as a colleague rushes to her aid.

The passenger then lashes out again, while her partner desperately tries to pull her away from the melee.

Eventually security step in to break up proceedings, but not before further angry exchanges are heard between the two sides.

Stunned bystanders can be seen filming the extraordinary scenes as the attacker is escorted away.

A woman passenger shouting at staff behind a check-in counter before punching a female employee in the face.Another member of staff steps in to try and put a stop to the altercation Credit: News X A woman passenger striking a LATAM airline employee at a check-in desk.To her surprise, the attacker strikes her too Credit: News X

The scuffle took place at São Paulo-Guarulhos International Airport on June 16.

Witnesses said the passenger had been arguing with staff moments earlier before the confrontation escalated into violence.

According to airport officials, at least four employees were assaulted during the incident.

were told the dispute began after the passenger became frustrated over check-in instructions and disruption affecting her flight.

LATAM swiftly condemned the attack, saying: “LATAM Airlines Brasil repudiates any kind of aggressive behaviour, emphasises that nothing justifies violence against its employees, and informs that it is offering all necessary support to those affected.”

An investigation is now under way to establish the full circumstances surrounding the incident.

This is not the first time violence has erupted on board an aircraft.

In February, after a mass brawl at 30,000ft forced a dramatic emergency landing.

Shocking footage captured the moment the fight broke out on a Manchester-bound flight from Antalya, .

Cabin crew were seen desperately trying to intervene as punches were thrown on board flight LS896.

The two passengers involved were escorted from the plane by police after it landed in Brussels.

described their behaviour as “appalling” and confirmed they would be banned for life.

One shaken passenger said the in-flight disturbance began over an alleged “racist comment”.

They said: “From early on in the flight, a passenger seated behind us began making racist remarks, quiet enough that others couldn’t clearly hear, but loud enough for us to.

The healthcare worker said the passenger later became aggressive towards cabin crew after being unable to purchase cigarettes.

He added: “He became confrontational, intimidating, and openly racist towards the Pakistani passengers around him.”