21 year old Gary McGowan had travelled to Belgium with his sister to celebrate her birthday.
Their flight left Dublin Airport this morning at 6.30 and was due to land at the main Brussels Airport at the time the bombing occurred.
However, the flight was slightly delayed.
After the plane had begun its descent passengers were told the airport had been closed and they were being diverted to another airport.
The flight has since returned to Dublin.
Gary says his mother was frantically trying to contact him after seeing the news: