Airways canceled a whole bunch of weekend flights and hundreds extra have been delayed as thunderstorms in Florida slowed visitors in one of many nation’s high journey locations throughout spring break.

Greater than 5,900 U.S. flights have been delayed and 1,930 have been canceled on Saturday, based on flight-tracking web site FlightAware.

Thunderstorms are particularly difficult for airways as a result of they’re tougher to foretell and plan for in contrast with different techniques like winter storms and hurricanes, throughout which airways usually cancel flights hours if not days prematurely.

Disruptions on account of storms are inclined to cascade as a result of crews and planes are overlooked of place for his or her assignments. Airways are at the moment scrambling to workers as much as deal with the journey demand that surged as Covid instances declined this winter. Staffing shortages worsened flight disruptions final 12 months.

Southwest Airlines canceled 520 flights, or 14% of its Saturday schedule, plus 1,512 delays or 43% of scheduled flights, based on FlightAware. About 10% of Southwest’s Sunday flights have been canceled and seven% have been delayed.

Earlier than the storms sparked delays in Florida, the airline had briefly paused departures early within the day to carry out checks on a backend system that it had reset as a part of common upkeep in a single day. These techniques are used for duties together with pre-departure paperwork.

“Our high priorities are defending our Crew community, guaranteeing Crews have lodge rooms, and minimizing the consequences felt by our Prospects as we work to keep away from disruptions to their spring break journey plans,” Southwest stated in a message to flight attendants. “These conditions are by no means straightforward, and we thanks in your persistence and perseverance as we work our means via this difficult weekend.”

The airline waived fare variations for affected clients to allow them to rebook themselves on-line with out ready on the telephone, a spokesman stated.

Air visitors controllers had slowed or paused inbound visitors altogether at a number of Florida airports Saturday, together with Orlando Worldwide Airport, Miami Worldwide Airport and Tampa Worldwide Airport. Near a 3rd of Orlando departures have been canceled and 42% have been delayed.

“Yesterday’s climate in round Florida and ensuing [air traffic control] initiatives impacted our operations with most northbound and southbound routes via and to Florida affected, American Airlines stated in a press release. “We’re recovering from these disruptions in the present day.”

Delta Air Lines stated that the Florida climate additionally impacted its operation on Saturday. A few fifth of every service’s Saturday schedules have been delayed, or roughly 600 flights apiece.