Investigation is to be carried out by the Irish Air Accident Investigation Unit

Passenger Andrea Cunningham said 'You could feel the plane tug'

Flights were heading for Brussels and Edinburgh when they clashed

Ryanair says the planes collided as they were taxiing for take off

Passengers were left in shock when the two jets collided in Dublin

A Ryanair jet had the top of its wing torn off yesterday after it collided with another of the company's jets while they were both taxiing to the runway.

The Boeing 737s heading to Edinburgh and Brussels ran into each other in the darkness at Dublin Airport early yesterday morning.

Passengers watched in horror and managed to take photos of the aftermath, and revealed how the tip of one plane's wing was missing. It was left lodged in the rear wing of the plane it crashed into.

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Prang: Two Ryanair jets clipped wings while they were taxiing to the runway at Dublin Airport and both were damaged

Aftermath: This Ryanair plane lost the top of its wing today after it crashed into another of the company's jets , left, and the tip of the wing has been left lodged in its rear wing, right

Ryanair has apologised for the disruption and said that both aircraft were under the instruction of Dublin Airport Air Traffic Control at the time of the collision

Photographs of the scene reveal that they probably clashed as they joined a queue for take-off.

Emergency services were called to the airport and flights were temporarily grounded. It is understood nobody was injured.

Passenger Andrea Cunningham, who was on the way to Edinburgh when the planes crashed.

'I thought the plane was going a little bit too fast before the plane was taking off,' she told RTE's Morning Ireland.

'You could feel the plane tug and then we stopped. We were on the plane for about an hour, maybe short of an hour.'

Dublin Airport has said it is now 'fully operational' but admitted there would be some delays.

An investigation is to be carried out by the Irish Air Accident Investigation Unit.

Investigation: The authorities in Ireland will work out how and why the planes ran into each other

A worker looks up at the damaged wings. The planes remained where they clipped this morning

Ryanair said in a statement: 'Two of our aircraft were taxiing slowly to the runway at Dublin Airport.

'The winglet of one aircraft appears to have scraped the tail of the other. Both aircraft were under the instruction of Dublin Airport Air Traffic Control at the time.

'There was no impact on customers on board. Ryanair has contacted the IAA and is working with them to return both aircraft to stand. Normal operations have resumed at Dublin Airport.

'Affected customers will board two replacement aircraft which will depart to Brussels Charleroi and Edinburgh later this morning. Ryanair apologises sincerely to customers for any inconvenience.'

Reaction: Passengers revealed the crash on Twitter and took a series of pictures of the damage

Both the planes (pictured) were heading for the runway when they collided. Ryanair has apologised for the disruption caused

The Irish Aviation Authority confirmed it was investigating an incident involving two aircraft, during which emergency services attended the scene.

'The Air Accident Investigation Unit (AAIU) of the Department of Transport, Tourism and Sport has been notified and will conduct a further investigation,' said a spokesman.