Flight RJ263 from Amman to Chicago had to divert to London Heathrow.
The Boeing 787-8 took off from Amman at 11:35 local time but 3 hours into the flight, it made a U-turn over Dublin.
The crew contacted ATC about a medical emergency.
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While cruising at 38,000 ft, the Dreamliner dumped fuel to reduce the plane’s weight prior the landing.
The flight made a direct approach to London Heathrow and landed on runway 27R at 15:27 local time.
The 6 year-old Boeing 787-8 (reg. JY-BAG) had to refuel before to resume its journey to Chicago ORD.