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.
By plane. The closest airport to Horsham is London Gatwick (LGW) which is only 20 minutes by car or train (the station is right in the airport). London Heathrow (LHR) is about an hour by car (depending on traffic) or two and a half hours by train via London - change at Hammersmith and London Victoria.