Travelers can't say they weren't warned.
Ahead of the weekend's expected blizzard, airlines have canceled 2,325 flights scheduled for Friday, according to FlightAware, as well as 2,376 flights scheduled for Saturday. Those numbers are expected to rise.
The cancellations so far are concentrated at Charlotte Douglas International Airport, Raleigh-Durham International Airport, Baltimore-Washington and Dulles.
American Airlines has the most cancellations at the time of writing with 766, or 24% of the carrier's daily schedule. Southwest has 476 cancellations, representing 13% of its schedule.
#BREAKING: All flights at @PHLAirport Saturday CANCELLED ahead of looming blizzard. More details to follow ...— NBC10 Philadelphia (@NBCPhiladelphia) January 22, 2016
The most impacted airport is Baltimore-Washington International; FlightAware expects all flights in and out of the airport to be canceled for Saturday.
Although the worst of the snow is expected to hit Saturday, airlines are getting planes out ahead of time. United said flights at Dulles will be suspended beginning 4 p.m. ET on Friday.
We will suspend flights at our Dulles hub and other mid-Atlantic airports starting Friday, Jan. 22, at 4 p.m. ET.— United (@united) January 21, 2016
Travelers who have no already made arrangements to avoid the cancellations should contact their airline. Most airlines are waiving change fees for flights scheduled Jan. 22 to 24.