JetBlue’s ticket counter is located at Terminal 3 and operates at Terminal 3 and Terminal 5 at O’Hare International Airport.
All passengers traveling on JetBlue’s flight should arrive at the airport at least 2 hours before the domestic flight, 3 hours before the international flight. Travelers should be checked-in at least 30 minutes before the departure time for local and 60 minutes before the international flight. Bags can be checked-in no later than 40 minutes before the departure, and not earlier than 6 hours before the departure. All of the passengers have to be on the aircraft 15 minutes before the flight takes off.
Passengers can check-in online 24 hours before the departure using the website or using a mobile application, or at the ticket counters.
Phone number of JetBlue: 1-800-538-2583
Official Website: http://www.jetblue.com/#/