Rail travellers heading to and from Heathrow Airport faced major disruption today after a tunnel closure, triggered by a water leak, brought Elizabeth line services to the airport to a complete halt.
The disruption began in the early hours of Monday 10 August, with National Rail confirming a tunnel between Hayes & Harlington and Heathrow Terminal 4/5 had to be closed for safety reasons. With only one track available through the affected section, trains have been unable to run at anything like normal frequency, and Elizabeth line services between Hayes & Harlington and Heathrow have been suspended entirely — either cancelled or revised for the rest of the day.
Heathrow Express hasn’t escaped either. The service between London Paddington and Heathrow Terminal 5 has been cut back to a reduced two trains per hour in each direction, a fraction of its usual timetable.
Passengers travelling to and from the airport are being directed to alternative routes. The Piccadilly line remains the most straightforward option for reaching all Heathrow terminals, and Elizabeth line tickets are being accepted at no extra cost on Great Western Railway services via any reasonable route. For those needing specific terminals, National Rail has laid out bus alternatives: the 105 from Southall or 278 from Hayes & Harlington for Heathrow Central, the 350 from Hayes & Harlington or West Drayton for Terminal 5, and the 482 from Southall for Terminals 4 and 5. Heathrow’s free inter-terminal shuttle also remains available for reaching Terminals 4 and 5.
National Rail has warned that major disruption is expected to continue until the end of the day.
It’s the second time in as many months that a water-related fault has caused serious disruption to rail access at Heathrow — a burst water main flooded the same tunnel corridor back in May, shutting down all rail lines to the airport on one of the busiest travel days of the year. For drivers, mornings like this tend to bring a sharp spike in demand for taxis and pre-booked transfers as passengers scramble for alternatives to a rail network they can no longer rely on.
If you’re picking up or dropping off at Heathrow today, it may be worth getting ahead of the rush — DM Airport Transfers offers reliable pickups and drop-offs to and from the airport, a useful fallback while rail services remain disrupted.
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