The Edinburgh Airport Rail Link (EARL) was a proposed rail link to Edinburgh Airport, Scotland. The project was passed by the Scottish Parliament in 2007, but following a change of government, was cancelled in September 2007 on the grounds of cost.

Edinburgh Airport is an international airport located in the Ingliston area of Edinburgh, Scotland. It was the busiest airport in Scotland in 2019, handling over 14.7 million passengers. It was also the sixth-busiest airport in the United Kingdom by total passengers in 2019. It is located 5 NM west of the city centre, just off the M8 and M9 motorways. It is owned and operated by Global Infrastructure Partners, which is also a minority shareholder of Gatwick Airport. The airport has one runway and one passenger terminal and employs about 2,500 people.