Eurostar tickets can usually be booked several months in advance, with the typical window ranging from about 6 to 8 months before departure for core routes (London–Paris, London–Brussels, etc.). Some sources indicate that tickets may go on sale as early as roughly 330 days ahead, while others note a consistent 6–8 month booking horizon, and occasional promotions can appear outside the core window. In practice, prices tend to rise as the travel date approaches and fares can dip a bit in promotions, so booking earlier often yields the best value, especially for peak travel periods or popular trains. Key points to consider
- Booking horizon: Commonly 6–8 months in advance for most Eurostar routes; some data suggests up to 8–9 months in certain periods, and occasional sales can appear throughout the year.
- Price behavior: Fares are often stable from release up to about 90 days before travel, then tend to rise, with midweek and off-peak departures frequently offering better value.
- Promotions: Eurostar runs flash sales and promotional fares from time to time; signing up for the newsletter or app alerts can help you catch these deals.
- Seat reservations: On routes involving travel to/from London or betweenFrance, Belgium, the Netherlands, and Germany, a seat reservation is typically required, and booking early helps ensure preferred times and seating.
If you’re planning a specific trip, I can help outline a practical booking plan based on your dates and flexibility (for example, targeting off-peak midweek travel, monitoring for sales, and setting booking alerts).