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.
Heathrow Airport (IATA: LHR, ICAO: EGLL) is a major international airport in west London, England. Heathrow is the busiest airport in the United Kingdom, busiest airport in Europe by passenger traffic, and third busiest airport in the world by total passenger traffic.he original Terminal 2 opened as the Europa Building in 1955 and was the airport's oldest terminal. It had an area of 49,654 m 2 (534,470 sq ft) and was designed to handle around 1.2 million passengers annually. In its final years it accommodated up to 8 million.