SEA LIFE London Aquarium

Discover an amazing underwater world

Dive in and explore an underwater world of glittering scales, waddling feet and razor-sharp teeth with over 5,000 fin-tastic creatures at SEA LIFE London Aquarium.
Travel there with Chiltern Railways on one of our great value Advance Fares from just £5.40 one-way between Oxford and London Marylebone or take advantage of our Family Travelcard from £30.
SEA LIFE London Aquarium qualifies for 33% off entry if you travel by rail.

Book Family Travelcard

Book an Advance Fare

What are the opening times of SEA LIFE Aquarium?

Please visit the SEA LIFE website for opening times.

How do I get to SEA LIFE Aquarium from London Marylebone Station?

Why book with Chiltern Railways?

Right on time
No booking fee
On board Wi-Fi
We are consistently voted one of the best for overall journey satisfaction among UK operators.
We never charge booking, credit or debit card fee.
Our spacious carriages offer plenty of tables, and power points at almost every seat.*
Chiltern services offer complimentary Wi-Fi on board. So you can keep up-to-date.*

*Subject to availability