https://www.devex.com/people/ticket-refund-instant-spirit-cancellation-policy-2176402  

Expedia offers a 24-hour refund policy. If you need to cancel your flight, you can do so without any fees within 24 hours of booking. You can cancel either online or by contacting their customer support at 1-𝟴𝟴𝟴-𝟵𝟮𝟱-𝟰𝟬𝟳𝟳. Expedia’s cancellation policy includes a “24-Hour Free Cancellation” 1-𝟴𝟴𝟴-𝟵𝟮𝟱-𝟰𝟬𝟳𝟳 option, which allows you to cancel most bookings within 24 hours 1-𝟴𝟴𝟴-𝟵𝟮𝟱-𝟰𝟬𝟳𝟳 of making them without facing any penalty, as long as the check-in date is at least 7 days away. This applies to ...