The low-cost air carrier flies to 90 cities in the U.S., the Caribbean and Latin America, and offers perks like free TV.
News about JetBlue Airways
The president-elect said he would terminate the U.S. deal with Cuba.
The stock dropped as much as 12%.
Customers of the airlines had been unable to book or modify reservations.
The deadly storm could disrupt travel in the Southeast U.S. and Caribbean.
Videos about JetBlue Airways
The airline hopes to entice passengers with streaming-capable Wi-Fi that's free for Amazon Prime members.