The Buffalo-Niagara International Airport beefed up security Wednesday, but officials said it is unrelated to events in Boston.
Travelers saw increased police presence, random car searches, and K-9 dogs on site.
A representative from NFTA said it is all part of a routine exercise that happens every few months.
The State Police Counter Terrorism Task Force, Customs Border Patrol, and NFTA police set up random check points throughout the terminal and the surrounding areas.
Law enforcement officials are asking travelers about their whereabouts and looking for suspicious items or activities.
"We do run these exercises three to four times a year and it is totally a coincidence that it happens two days after the tragic and horrible things that happened in Boston on Monday," said C. Douglas Hartmayer, Director of Public Relations, NFTA.
Hartmayer said these drills are scheduled months in advance in order to coordinate the schedules of all of the police agencies involved.
Police do say they are on high alert. If you see something suspicious, say something,