Fast, easy, convenient bus service between Newark Airport and New York City. Buses come to every stop every 15 minutes during the day, 365 days a year! No waiting on lone taxi lines... or standing around for indefinite periods of time on Olympia Newark Liberty Airport Express Bus, you will get a relaxing, stress-free ride to or from the airport. Only $15 One-Way; $25 Round-Trip. If you travel plans involve New York Liberty Airport and New York City, then you definitely should be on a Newark Liberty Airport Express Bus!