Passenger numbers at Dublin Airport exceeded 1.4 million in November, a 7% increase on the same month last year.
UK traffic recorded an 11% increase with almost 626,000 passengers travelling to and from Britain in November.
Passenger volumes to and from continental Europe increased by 3% with almost 620,000 people travelling to European destinations during the month.
Transatlantic volumes increased by 5%, with just under 123,000 passengers travelling to and from North America during the month.
Other international passenger traffic, which includes flights to the Middle East, was flat compared with last year with almost 39,000 passengers travelling on this route sector during the month.
Passenger numbers on domestic flights increased by 26%, albeit from a very small base, with more than 5,000 people travelling on domestic routes during the month.
Almost 18.8 million passengers have travelled through Dublin Airport so far this year, a 5% increase on January-November 2012.