1. elapsed time-the time that elapses while some event is occurring. period, period of time, time period-an amount of time; a time period of 30 years; hastened the period of time of his recovery; Picasso's blue period.
With a journey time of 15 minutes between the airport and London Paddington, and departures every 15 minutes, Heathrow Express offers the fastest journey time. 1  Heathrow Express train service between London and Heathrow Airport.  Visit Heathrow Express online:www.heathrowexpress.com.
Via Heathrow Express: Take the Heathrow Express form the airport into London's Paddington Station. Then take London Underground Hammersmith & City or Bakerloo line to Baker Street and change to Jubilee line for London Bridge. Distance from Hotel: 18 mi. Drive Time: 56 min.