Travel Bank CreditCheck In More Information for Online Management flight at any time, you will not be eligible to change or cancel your reservation online. Check in online; Select or change seats; Change or cancel flight; View boarding pass. Enjoy Even More® Space; View itinerary; Email itinerary; Add special. Boarding pass of jetBlue is available within 24 hours of departure time. You shall ideally have a printed boarding pass, but if you do not have it, you can have a. Yes, you may check-in for your JetBlue B6 flight online starting 24 hours and ending 40 minutes U S domestic and 60 minutes International before the scheduled departure time depending on your departure city and destination to receive a mobile boarding pass on your mobile device or a printable boarding pass. Jetblue check in time online Swag. You can also print your boarding pass and bag tags on the spot, whether you previously checked in or not. Yes, you may check-in for your JetBlue B6 flight at the airport ticket counter from 20 minutes to 6 hours before the scheduled departure time depending on your departure city and destination and receive a printed boarding pass. Partner Airlines.