1
 
                                                                    EXHIBIT 23.3
 
                          CONSENT OF ERNST & YOUNG LLP
 
     We consent to the reference to our firm under the caption "Experts" and to
the use of our report dated April 24, 1998, with respect to the financial
statements of Deadline Express, Inc. included in the Registration Statement
(Form S-4) and related Prospectus of Dispatch Management Services Corp. for the
registration of its common stock.
 
                                                               ERNST & YOUNG LLP
 
New York, New York
May 20, 1998