Southwest Airlines cancellation policy is one of friendliest on the market. It allows you to cancel your flight without penalty if you cancel within the prescribed time limit. However, the Southwest cancellation policy varies, depending on the ticket you’ve purchased.@1-855-526-0389 

Cancelling Wanna Get Away Tickets
1-855-526-0389  Under the Southwest flight cancellation policy, Wanna Get Away tickets are reusable but non-refundable. Southwest allows you to cancel (and reuse later) a Wanna Get Away ticket up to 10 minutes before your flight’s departure. After you cancel your ticket, you must use your travel funds within 1 year of the purchase date of your ticket (remember, purchase date—not flight date). 1-855-526-0389 

Hot Tips
Save the confirmation number of your cancelled flight because you will need it to access your travel funds later. 1-855-526-0389 
If your travel funds have expired, Southwest may reinstate them for a fee of USD 100.
Cancelling Anytime, Business Select, and Senior Tickets 1-855-526-0389 
Anytime and Business Select are costlier but refundable. Southwest Airlines cancellation policy allows you to cancel an Anytime, Business Select, or Senior ticket at least 10 minutes before departure and receive a 100% refund to your original form of payment. This is applicable to tickets purchased by cash or Rapid Rewards points.  1-855-526-0389 
Southwest Airlines flight cancellation policy states that if you no-show for an Anytime, Business Select, or Senior ticket—i.e., you don’t cancel at least 10 minutes before your flight’s departure—the value of your ticket will be converted into travel funds.  1-855-526-0389 

1-855-526-0389  You must use the travel funds within 12 months from the date of original purchase. If you purchased your ticket with Rapid Rewards points, all your points will be redeposited back to your account. Alternatively, you can reuse it for future travel. However, if you cancel, you must do it at least 10 minutes before your flight’s scheduled departure time. 1-855-526-0389 
Southwest 24 Hours Cancellation Policy
According to the Southwest 24 hour cancellation policy, you can cancel any ticket—including a non-refundable Wanna Get Away ticket—within 24 hours of booking and receive a full refund.  1-855-526-0389 

You can cancel the ticket online via Southwest.com, via the app, or by phone. You have the option to receive the refund to your original form of payment or convert the value of your ticket into Travel Funds for future travel.  1-855-526-0389 

You’re also allowed to cancel a ticket purchased fully or partially with a Southwest Gift Card or an LUV Voucher within 24 hours of booking. But you can only cancel such tickets by contacting Southwest Customer Relations. 1-855-526-0389