Here's one example of the departure board at Paddington clearly showing Heathrow Airport for a Heathrow Connect train. https://www.dreamstime.com/royalty-free-

Here's one example of the departure board at Paddington clearly showing Heathrow Airport for a Heathrow Connect train. https://www.dreamstime.com/royalty-free-stock-photography-departures-paddington-image23937487 https://www.dreamstime.com/royalty-free-stock-photography-de... https://www.flickr.com/photos/_mia/2437542452 https://www.flickr.com/photos/_mia/2437542452 I found it clearly enough at Paddington in the spring, though the signs at Heathrow for the cheap option were terrible.