Mandatory grounding now and Southwest is not charging for changes or cancelations. From Southwest below. I just had to change my outbound flight as it was unavailable any longer.
Flexible Accommodation Options Available Through Sunday, March 31
Currently, we are offering flexible accommodations through Sunday, March 31. Due to high call volumes and extended hold times, we strongly encourage Customers to cancel, rebook, and check flight status at
southwest.com.
Customers who are holding reservations may rebook in the original class of service or travel standby (within 14 days of their original date of travel between the original city-pairs and in accordance with our
accommodation procedures) without paying any additional charge.