Frontier expects its flights to operate as planned. Customers whose flights are canceled or are delayed by more than three hours (domestic flights) or six hours (international flights) may rebook or request a refund.

FAA cuts 10% of flights at 40 major U.S. airports, leaving cruise passengers concerned about delays, missed embarkations, and limited insurance coverage.

As the federal government shutdown carries through to another day, making it the longest in U.S. history, flight disruptions continue.

The Federal Aviation Administration has issued temporary flight restrictions in Miami on Wednesday due to President Trump's scheduled appearance at a conference.