The simple answer is as far in advance as you possibly can.
The London to Paris day tours are probably the most that people try to book last minute and are disappointed to find all our sold out.
Magnificent Eiffel Tower
There is only limited capacity on Eurostar and thus the allocation to tour operators is not extensive and places on these tours, particularly in the busy summer months, sell out a very long time in advance.
To avoid disappoint book early!
Paris, the world’s most popular city destination, has plenty of must-see places but make sure you spend at least a day strolling off the beaten path, as this is the only way to discover the real Paris: a lively cosmopolitan but undeniably French city.
Most popular Attractions – click on name for links:
1. Eiffel Tower
For further information have a look at the ‘Official Government Website’
We found this excellent Paris day tour to give you an idea of whats available.
Make your way to St. Pancras International where our representative will meet you at the group welcome desk in St Pancras International Station at 5:45am (5:30am on Saturdays), where you’ll receive a welcome pack in exchange for your voucher. Tour of Paris and Eiffel Tower
Our expert guide will meet you upon your arrival in Gare du Nord Station and sweep you away on a panoramic tour of the world’s most romantic city. There’s a stop-off at the Eiffel Tower where you’ll experience breath-taking views from the iconic monument’s second floor.
The Palace of Versailles Wander through the Great Royal Apartments, Hall of Mirrors and Queen’s Apartments at the stunning Palace de Versailles. The audio-guided tour also includes a visit to the magnificent gardens, except during The Musical Fountain Display on Saturdays and Public Holidays. (There is no guiding inside the Palace).
Stunning – Palace of Versailles
After a thrilling day spent discovering Paris and Versailles, your guide will escort you back to the Gare du Nord where your departure time is 8:13pm, arriving back in London at 9:29pm.
We found this and many thanks to them, at www.bestvaluetours.co.uk