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.
Cheapest Transport Heathrow-Gatwick Airport. - The cheapest way to travel between Gatwick and Heathrow Airports is not direct, most options involve going into Central London but there are exceptions. - Expect a travel time of a minimum of 3 hours or more, comparing to an hour direct.atwick-London St Pancras (Thameslink Trains). As option 4, the Heathrow London Underground service is the cheapest option between Heathrow Airport and Central London.