Travelers can change their travel plans as needed thanks to Sun Country Airlines flexible policy on flight adjustments. There are two locations where modifications can be made: the airline website or customer service. Depending on the tariff type and the time of request changing a flight can cost money passengers are also responsible for any fare inconsistencies. Usually changes can be made up until just before departure. Travelers can quickly adjust their arrangements as needed thanks to this flexible Sun country flight change policy. Sun Country Airlines puts its customers convenience first by offering a simple hassle free procedure for changing flights.