Up at the O2 opening hours vary from season to season. The general opening hours are from 10am to 8:30pm in the summer and 11am to 6:30pm in the winter.

Up at The O2 is a 90-minute roof climbing activity but you can spend up to 1.5-2 hours there, taking everything in at your speed.

Up at The O2 is open everyday throughout the year except for Christmas Day. However, note that in case of harsh weather conditions, your climb may be cancelled.

Up at The O2 is open on most public holidays except Christmas. Since The O2 Arena is a major tourist attraction in London, you can expect large crowds during weekends and public holidays. If you don’t enjoy visiting crowded tourist places, avoid visiting Up at The O2 on a public holiday.