A UK-registered light aircraft carrying the four people came down about three miles south of the airport, the state's General Civil Aviation Authority (GCAA) said on Thursday. It was operated by Flight Calibration Services, a British company specialising in these navigation calibration missions.
The small Diamond Aircraft, owned by US tech giant Honeywell, crashed due to a technical malfunction, it said.
Camera IconDubai International Airport from outer space.
Police and flight crash investigation vehicles near the site of the incident in Dubai. Investigators have been sent to the scene.
Dubai International is now operating at a reduced capacity because of ongoing work to one of its runways.
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Following the crash flights were delayed and diverted as the airport - one of the world's busiest, based on worldwide passenger traffic - was closed for 45 minutes.
All 300 passengers and crew survived, with 30 taken to hospital mostly with minor injuries or for precautionary check-ups.
It added: "Diamond's industry-leading safety record is the result of our commitment to protecting you and your passengers with a long list of active and passive safety features".
In a statement, Honeywell said: "We are deeply saddened by today's plane crash in Dubai, and our heartfelt condolences are with the victims' families".
The plane is owned by Honeywell, which provides engineering services and aerospace systems, and is registered to Flight Calibrations Service Ltd, based in Shoreham in West Sussex, the AP news agency reported.