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.
St.Albans is well linked to neighbouring towns, although despite the distances, journey times are relatively long. There is a frequent direct bus service to London Heathrow Airport, the No. 724 [3]. This takes between 70-120 minutes (depending on the time of day) and costs Â£9 one way.