Heathrow Express has said it plans to run a normal service this week despite proposed strikes by London Underground.
Union bosses are expected to decide today whether the planned 24-hour walkout to start on Wednesday at 6.30pm should go ahead. Members of the Aslef union are due to walk out from 9.30pm.
Unite has already turned down a new deal offered by London Underground but the RMT union, TSSA and Aslef are due to decide early this week.
Workers are unhappy at the pay and conditions over the night Tube, which is set to be launched on September 12.
Heathrow Express director, Fraser Brown, said: "Our advice to passengers is to check before they travel. We will be keeping them up to date on our website, heathrowexpress.com, and on Twitter, @heathrowexpress."
