Visit Eurostar's website to select and pre-purchase your ticket using your credit card. Alternatively, purchase your ticket at London's St. Pancras International Station.
Arrive at St. Pancras International Station in London at least 30 minutes prior to your selected departure time.
Prepare for a security check at the station. Have your passport or identification cards handy.
Board your train when you hear your boarding call. Follow the signs to reach your platform. Carry on your luggage, there is no restriction in the sizes.
Find your seat. Plugs are available on board to recharge and use your laptops and phones. Purchase snacks and beverages on board if needed.
Arrive at Gare du Nord Station in central Paris, France. Grab your luggage upon leaving the train.