Its plea for greater financial support comes after chancellor Rishi Sunak earlier this week announced the government would cover up to £8 million in business rates at each of England’s major airports.
Prior to the pandemic, Eurostar operated up to 50 services a day; this is now down to just a single London-Paris train and one Brussels-London service.
In a statement, Eurostar said: "The new scheme of rates relief for airports puts Eurostar at a direct disadvantage against its airline competitors.