More than 21.1m passengers flew out of Dublin Airport last year, with 15% more passengers, or 2.7 million more people passing through, than 2005.
The airport said its figures show that with more routes and bigger aircraft European traffic rose by 25% - with over 10 million passengers travelling last year.
Dublin airport said the European market has now surpassed the UK market as the largest route sector at Dublin Airport.
Significant growth was also achieved on North American routes with passenger numbers increasing by 8% to 1.3 million, with new daily services on the New York and Newark routes.
Traffic to and from the UK grew by 4% with just over 8.6 million passengers travelling last year while domestic traffic performed very well, increasing by 25% to over 810,000 passengers.
Passenger volumes to and from Poland, the Baltic Region and the Middle East all grew substantially in 2006. The strongest growth came from the Polish market, where passenger numbers increased from 143,000 in 2005 to over 580,000 in 2006.
Director of Dublin Airport, Robert Hilliard said passenger volumes are expected to grow by more than one million this year.
He said airport users can expect to see tangible results of plans to cater for this growth with the new Check-in Area 14, with 25 additional check-in desks, to be brought into operation shortly.
