Yes, JetBlue offers same-day flight change on bookings. It allows passengers to make changes or amendments to their reservations for a fee of $75. This is only applicable for refundable fare tickets. The service is also available to Mosaic members and those traveling on a TrueBlue redemption ticket. For more information on
JetBlue same day change read the blog by Airlines Pet policy or also contact airline professionals over the helpline number.