On Wednesday, London's Luton Airport suspended all flights until this afternoon, asking passengers to leave the airport due to a "significant fire" caused a partial collapse of the parking.
The airport announced in a statement, saying: "The safety of our passengers and staff remains our main priority. We have therefore taken the decision to suspend all flights until 12pm on Wednesday 11th October."
It added: "Passengers are advised not to travel to the airport at this time, as access remains severely restricted."
According to local ambulance services, Five people, including four firefighters were transported to hospital, while another injured was treated in the airport.
The fire broke out around 9 pm in the airport's parking, according to media outlets.
An eyewitness told AFP "A few minutes later most of the upper floor was alight, car alarms were going off with loud explosions from cars going up in flames."
"The speed in which the fire took hold was incredible."
The Bedfordshire Fire and Rescue Service said that its crew was working to control the fire and stop it from spreading to other places.