Major carriers have already stopped flying out of other parts of Florida in preparation for Irma, which is bringing winds of 130 miles per hour.
The average price for regular gas in the state of Florida is $2.729, according to AAA data, up 5% from $2.601 the average last week.
Jessica Paul left West Palm Beach and plans to stay with friends in Dallas. With no vehicle to join the bumper-to-bumper traffic heading north and no supplies other than water, their options, like those of many low-income Florida residents, were limited.
Further inland in Lowndes County near the Georgia-Florida line, firefighters rescued occupants of a few homes struck by falling trees, said county spokeswoman Paige Dukes.
Operations at Key West International Airport have been canceled through Tuesday, Sept. 12.
The airline added 16 extra flights from Miami on Thursday and another seven on Friday, enough room for more than 4,000 passengers.
Katia became a hurricane in the southern Gulf of Mexico in a region not too far from where Harvey formed two weeks ago. Commercial operations will be suspended after today. The ports of Miami and Port Canaveral are the two busiest cruise ports in the world, moving almost 10 million passengers a year between them, and Fort Lauderdale's Port Everglades, is the world's third busiest cruise port.
Flights from Miami, Orlando and Fort Lauderdale - the 12th, 13th and 21st largest airports in the country - went largely dormant Saturday ahead of the extreme weather.
Those impacts were listed on the airport web site.
Crews will be waiting for daylight to assess the damage around the airport, both inside and out, before a more specific timetable can be calculated as to when the airport will be fully operational again. The last time Miami International closed was in 2005 during Hurricane Katrina.
"The damage is in the gate areas, where water leaked in from jet bridges and the roof". The FAA does not close an airport, rather the airport administration decides for itself to shut its doors. Fort Lauderdale's airport, which said the "strongest winds and heaviest rain" were expected Sunday, likewise said "there is no scheduled reopening".
In response to how Miami International is preparing to this storm, an official told ABC News, "Prepare for the worst and hope for the best".