Spirit Airlines no longer charges cancellation fees. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) You are entitled to a full refund in the original form of payment if you cancel within 24 hours of booking, provided the flight is more than 7 days away. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) Otherwise, you'll receive a flight credit for the value of the reservation. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) You can make changes or cancellations online through the "My Trips" section on Spirit's website, via the Spirit chat function, by sending a direct message on social media, or at an airport with a Guest Service Agent.