Go passengers can book Stansted Express train tickets at go-fly.com for just £19.50 return - a 15% discount off the standard rate.
The Stansted Express is the fastest way to travel between London and London Stansted Airport. Trains leave every 15 minutes from the terminal, stopping at Tottenham Hale for connection to the Victoria underground line and arriving at Liverpool Street Station, in the heart of the City, 42 minutes later.
Stansted Express tickets can be purchased up until midnight the night before departure and Go customers can also purchase business class tickets for a discounted rate of £29 return.
Just click on `stansted train tickets` in the `travel extras` menu or click on the link in `smart info` to book.