The State Department advises people interested in taking a charter flight out of Egypt to send an e-mail to EgyptEmergencyUSC@state.gov or call 202-501-4444. Relatives concerned that their loved one in Egypt may require help can use the same e-mail address and the same number if they are outside the United States or Canada. Those in the United States or Canada can call toll-free at 1-888-407-4747.
Government updates on Egypt: http://travel.state.gov/travel/cis_pa_tw/pa/pa_egypt_faq.html
U.S. Embassy in Cairo: http://egypt.usembassy.gov/