The Eurostar train zips under the English Channel in 20 minutes . But it is not just a matter of getting to and from London - there are also plenty of other European cities that offer great value for money. A one-way , full-fare ticket runs about $ 425 first-class and $ 300 second-class . Cheaper seats come with more restrictions and can sell out quickly .
The Eurostar train zips under the English Channel in 20 minutes . Air France is planning a competing rail service between London and Paris . A one-way , full-fare ticket runs about $ 425 first-class and $ 300 second-class . Cheaper seats come with more restrictions and can sell out quickly .