NYC Airport Express Bus to JFK LGA from Manhattan. Finding an affordable, reliable, and comfortable ride from Manhattan to the airport can be an extreme challenge, but this NYC Express Bus transfer service makes things super easy. Travel from Grand Central Terminal to either John F. Kennedy International Airport (JFK) or LaGuardia Airport (LGA) aboard a comfortable bus that runs frequently to also keep your waiting times down. Book with us and Save 13%! NYC Airport Express Bus to JFK LGA from Manhattan.