What it is: Internal rate of return (IRR) is the interest rate at which the net present value of all the cash flows (both positive and negative) from a project or investment equal zero. Internal rate of return is used to evaluate the attractiveness of a project or investment.hat it is: Internal rate of return (IRR) is the interest rate at which the net present value of all the cash flows (both positive and negative) from a project or investment equal zero. Internal rate of return is used to evaluate the attractiveness of a project or investment.
Pitt-Greenville Airport (PGV / KPGV) has domestic flights from Greenville, North Carolina and is 112 miles from South Hill, VA. Newport News/Williamsburg International Airport (PHF / KPHF) has domestic flights from Newport News, Virginia and is 141 miles from South Hill, VA. Charlottesville Albemarle Airport (CHO / KCHO) has domestic flights from Charlottesville, Virginia and is 162 miles from South Hill, VA.
Baltimore/Washington International Thurgood Marshall Airport. BWI is the closest airport to Columbia, at approximately 18 miles east of the town. Major airlines servicing BWI include, but are not limited to, American Airlines, U.S. Airways, United Airlines, Southwest Airlines, Delta and British Airways.ulles International Airport is approximately 45 miles southwest of Columbia in Fairfax County, Virginia. As Dulles is an international hub, you may depart from there if you are traveling to Europe or destinations beyond the Western Hemisphere in Africa, Asia and the Middle East.