There are five identified Ebola virus species, four of which are known to cause disease in humans: Ebola virus (Zaire ebolavirus); Sudan virus (Sudan ebolavirus); TaÃ¯ Forest virus (TaÃ¯ Forest ebolavirus, formerly CÃ´te dâIvoire ebolavirus); and Bundibugyo virus (Bundibugyo ebolavirus).
1 Washington DC, DC is 2300 miles from Seattle. 2  There are 13 daily flights from Washington DC, DC to Seattle. 3  There are 21 weekly flights from Washington DC, DC to Seattle.  17 non-stop flights are operating from Washington DC, DC to Seattle today.
Non-stop flight time from Boston to Washington, DC is between 1 hr to 2 hrs depending on the aircraft's cruising speed, technical condition and weather/wind speed..light time from Boston to Washington, DC is 1 hour 27 minutes. Non-Stop flight duration from BOS to DCA is 1 hour 27 minutes (Operated by US Airways).