Royal Observatory Greenwich & Prime Meridian Entry Tickets
Open today
Explore at your pace
Audio guide
4.4/5(1,385)
Miss Veronika M
Jacqueline L
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Stand on the famous Prime Meridian Line at the Royal Observatory Greenwich, the birthplace of Greenwich Mean Time.
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Watch the iconic time ball drop at 1pm each day, a maritime tradition once used by ships to set their chronometers for accurate navigation at sea.
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Discover the stories behind the exhibits through a free multilingual audio guide, also available in British Sign Language.
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Explore the Octagon Room, designed by Sir Christopher Wren, and marvel at the Great Equatorial Telescope, one of the largest telescopes in the UK.
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Upgrade to the Royal Museums Greenwich Day Pass to explore the National Maritime Museum and Queen’s House, or go on an early access guided tour of the Royal Observatory.
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Entry ticket to the Royal Observatory Greenwich and the Prime Meridian
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Multilingual downloadable audio guide
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Free downloadable audio tour (including British Sign Language)
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Exclusive early access (as per option selected)
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45-min guided tour (as per option selected)
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English-speaking guide (as per option selected)
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Access to The National Maritime Museum and The Queen's House (as per option selected)
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Entry to the planetarium show
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Guided tour
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Food and beverages
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Transportation to/from the Observatory
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These tickets can't be cancelled or rescheduled.
- 1,385 reviews4.4
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These ratings include verified reviews from both Headout guests and our trusted partners who operate this experience locally. All reviews come from real travelers who've taken this experience.
850375512386
Guests from Australia, Italy, United States and over 29 countries have loved this experienceWhat our guests say
MMiss Veronika M
FamilyVerified booking3 weeks ago5/5It was so easy to book and the little discount was such a nice touch to it. Very straightforward and reliable application. Definitely a must have on holidays.PPeter G
CoupleVerified bookingJun 20264/5A special highlight is a photo taken at the Prime Meridian. Unfortunately, admission to the observatory is far too expensive.NNorberto T
CoupleVerified bookingApr 20265/5Everything was great.............SSabina E
CoupleVerified bookingApr 20265/5A very intwresting site. There was also a nice explanation speech on how and why the Prime Meridien is exactly at this spot.MMichael K
FamilyVerified bookingApr 20265/5The Prime Meridian and the observatory are definitely worth a visit.
Step into the home of Greenwich Mean Time with entry to the historic Royal Observatory in London.
Getting started
Begin your visit at the main entrance, where your ticket will be validated. Explore at your own pace and download the free audio guide for additional insights as you navigate the site.
What to expect
Royal Observatory Greenwich
Founded in 1675, the Royal Observatory Greenwich is a landmark of scientific discovery and the birthplace of the Prime Meridian. This site has shaped global navigation and timekeeping for centuries.
Features
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Prime Meridian Line: Stand with one foot in each hemisphere on the world-famous line that sets the standard for global time.
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Historic Time Ball: See the famous time ball descend at 1pm daily, a tradition that once helped ships synchronize their chronometers for navigation at sea.
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Octagon Room: Explore this original 17th-century space, designed by Sir Christopher Wren, where early astronomers observed the skies.
Extras
Enhance your visit with a Royal Museums Greenwich Day Pass to explore other sites like the Queen's House and the National Maritime Museum or choose an early access guided tour of the Royal Observatory.
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What to bring
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Carry a valid photo ID, as proof of eligibility may be required at entry.
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Download the free audio guide in advance (including the British Sign Language version) to avoid connectivity issues on site.
What's not allowed
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Oversized bags, suitcases, and large luggage items cannot be taken inside the Royal Observatory.
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Only registered assistance animals are permitted; pets are not allowed.
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Food and drinks are not allowed in exhibition spaces.
Accessibility
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Due to the historic nature of the Royal Observatory, some areas are not fully accessible. The Octagon Room and Great Equatorial Telescope can only be reached via staircases.
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An accessible version of the guided tour may be arranged in advance upon request.
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Accessible parking is available, but only with a valid car park ticket.
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Visitors with disabilities may bring one companion free of charge, but this must be registered ahead of time.
Additional information
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The standard entry ticket includes a self-guided visit
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The Royal Observatory is open from 10am-5pm daily with last admission to each venue at 4:15 pm.
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The exclusive-access guided tour ticket to the Royal Observatory Greenwich is available only on Saturdays
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Entry does not include shows at the Peter Harrison Planetarium.
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Children under 4 years may enter free of charge but must be registered with a paying adult.
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Guided tour tickets must be purchased in addition to a Royal Observatory admission ticket for the same date.
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Guided tours include access to the Octagon Room and Great Equatorial Telescope, which are only accessible by stairs.
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- Your voucher will be emailed to you shortly.
- Display the voucher on your mobile phone with a valid photo ID at the starting point.
- Please check your final voucher for the starting point details & specific instructions.
100% ticket guarantee
Receive tickets on time, for the experience you've booked.
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