Thank you very much for your answers. In the end we decided to stay in London (luckily we have family here) because we haven't received any response from Interrail so far and we didn't want to re-book and pay again for the 4 of us ourselves.
Don't be shy and let us know about your challenge.
Already have an account? Login
No account yet? Create an account
Enter your username or e-mail address. We'll send you an e-mail with instructions to reset your password.
Sorry, we're still checking this file's contents to make sure it's safe to download. Please try again in a few minutes.
Sorry, our virus scanner detected that this file isn't safe to download.