Royal Observatory & Prime Meridian and Cutty Sark
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September 2026
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Who is going?
Adults
Age 13 and over
Children
Age 12 and under
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Free cancellation up to 24 hours before. Same price on Viator, Outty earns a commission.
Traveler rating
4.5/5
Based on 83 traveler reviews. Ratings and reviews provided by Viator and Tripadvisor.
Quick answer
Is Royal Observatory & Prime Meridian and Cutty Sark worth booking?
Royal Observatory & Prime Meridian and Cutty Sark is a 3-hour experience in London, United Kingdom, from $20 per person. It scores 71 out of 100 on the Outty Ranking, which we label “Strongly Recommended”, based on a 4.5/5 rating across 83 reviews. Cancellation is free up to 24 hours before the start time. Same-day spots are currently showing.
- Outty Ranking
- 71 / 100
- Rating
- 4.5/5 (83)
- Duration
- 3 hours
- From
- $20 per person
Make the most out of your day with the Royal Museums Greenwich Day Pass. Royal Museums Greenwich is home to the Royal Observatory Greenwich and the Prime Meridian, the iconic historic sailing ship Cutty Sark, the Queen’s
What you get
- Entry to Cutty Sark
- Entry to Royal Observatory
- Entry to the National Maritime Museum
- Entry to the Queen's House
About this experience
Make the most out of your day with the Royal Museums Greenwich Day Pass. Royal Museums Greenwich is home to the Royal Observatory Greenwich and the Prime Meridian, the iconic historic sailing ship Cutty Sark, the Queen’s House and the National Maritime Museum. Top must-see attractions at Royal Museums Greenwich: 1. Take a selfie on the iconic Meridian Line 2. Meet the cast of costumed characters on board Cutty Sark and listen to Captain Woodget or Nannie bring the history of the ship to life 3. Admire the classical design of the Queen’s House – one of the most important buildings in English architecture designed by Indigo Jones 4. Get up close to the actual uniform Admiral Nelson was wearing when he was wounded at the Battle of Trafalgar
What's included
Included
- Entry to Cutty Sark
- Entry to Royal Observatory
- Entry to the National Maritime Museum
- Entry to the Queen's House
Not included
- Transportation to, from or between attractions
What you'll see and do
Royal Observatory Greenwich
Explore time and space at the Royal Observatory Greenwich and stand on the Meridian line at the home of the Greenwich Mean Time (GMT). Discover the site’s rich history, from its royal heritage to its awe-inspiring Peter Harrison Planetarium, all set within Greenwich’s beautiful park.
120 minutes here · Admission included
Cutty Sark
The Cutty Sark is the world’s sole-surviving tea clipper, celebrated for her record breaking passages around the globe. Guests can come aboard and experience what it was like to sail this much-loved national icon. Walk underneath Cutty Sark’s gleaming copper hull for an awe-inspiring view and the chance to admire the cutting-edge design that made her the fastest in the world.
120 minutes here · Admission included
Queen's House
The Queen’s House was designed by Inigo Jones and is Britain’s first classical building and a pioneering masterpiece of 17th-century architecture. Today you can enjoy the spectacular art, architecture and history of this beautiful royal villa. The House is free to visit with the exception of guided tours and special exhibitions..
60 minutes here · Admission included
National Maritime Museum
The National Maritime Museum is the largest museum of its kind in the world. It appeals to visitors of all ages. Discover epic stories of exploration and endeavor that have shaped our world today.The museum is free to visit with the exception of guided tours and special exhibitions.
120 minutes here · Admission included
Where it starts and ends
Meeting point
Royal Observatory Greenwich
Blackheath Avenue, Greenwich Park, London, SE10 8XJ, United Kingdom
Hotel pickup
No pickup: everyone meets at the start point.
Ends at
Royal Observatory Greenwich · Blackheath Avenue, Greenwich Park, London, SE10 8XJ, United Kingdom
Before you book
- Cancellation
- For a full refund, cancel at least 24 hours before the scheduled departure time.
- Languages
- de, ko, pt, cmn, yue, en, it, fr, es
- Ticket
- Mobile Only
- Runs on
- Every day
- Group size
- Up to 6 travelers per booking
- Operated by
- National Maritime Museum
Know before you go
- Wheelchair accessible
- Infants and small children can ride in a pram or stroller
- Service animals allowed
- Public transportation options are available nearby
- Suitable for all physical fitness levels
- Children under the age of 4 years are free to enter the attraction
- Children must be accompanied by an adult
Photos
What travelers are saying
Outty’s summary of the themes that recur across 83 traveler reviews. Written by us, not quoted from reviewers.
Knowledge and storytelling
5 mentionsReviewers describe the commentary as informative rather than scripted.
The guide
2 mentionsTravelers single out the guide as the reason the experience works.
Value for money
2 mentionsTravelers feel they got more than they paid for.
Traveler reviews
83 verified traveler reviews for Royal Observatory & Prime Meridian and Cutty Sark. Ratings and reviews provided by Viator and Tripadvisor.
Great experience- able to take our time! Loved Cutty Sark!
This was a great experience. Touring the Royal Observatory, standing on the Meridian line! Cutty Sark was our absolute favorite!
via Viator
Greenich Observatory
Wonderful place , full of history . Very educational, might be a bit complex for young people to understand. But so important historically especially the story of John Harrison and the problem of longitude. Greenich park is very nice as well. Well worth a vist
Response from the operator: Hi There, Thank you for taking the time to leave us some feedback. We're glad to hear you found your experience enjoyable and educational, and thank you for your honest feedback about finding our stories and spaces a bit too advance for the younger visitor. We are working on improving our spaces for all to access, which includes our younger audiences.
via Tripadvisor
Greenwich Trip
It's Worth an Experience to the Royal Observatory for Geography and Horology Enthusiasts as well as common tourists. The visit to Cutty Sark is Worth Your Money as it's an experience in itself.
Response from the operator: Hi There, Thank you for taking the time to leave us a review and feedback about your visit to the Royal Observatory and the Cutty Sark. As the two paid sites within Royal Museums Greenwich (The National Maritime Museum and Queen's House are free) you can purchase a Day Pass for a slight discount which allows entry to the Observatory and Cutty Sark on the same day. For horology enthusiasts who have visited the Observatory we also shout out the National Maritime Museum which displays the K2 Marine Timekeeper in it's Pacific Encounters Gallery.
via Tripadvisor
This is the entrance...
This is the entrance ticket for Cutty Sark and Royal Observatory. It was a fun experience. We didn't have to wait in any lines. Everything went very smooth!
via Viator
Science, time, and history all come together.
The Royal Observatory in Greenwich is one of London’s most fascinating historic sites—where science, time, and history all come together. The highlight, of course, is standing on the Prime Meridian Line (0° longitude), where the Eastern and Western Hemispheres meet. It’s a unique experience and a great photo spot! Inside the observatory, you’ll find amazing exhibitions on astronomy, navigation, and the history of timekeeping. The Great Equatorial Telescope and the historic timepieces, including John Harrison’s famous marine chronometers, are especially impressive. The location itself is stunning—perched at the top of Greenwich Park, it offers one of the best panoramic views of London, stretching across the River Thames and the city skyline. ✅ Educational and fun for all ages ✅ Incredible view from the top of the hill ✅ A must-visit for history and science lovers Whether you’re curious about astronomy, want to stand on the Prime Meridian, or just enjoy London’s heritage, the Royal Observatory is well worth the visit.
Response from the operator: Thank you for taking the time to leave us a review and feedback regarding your experience visiting the Royal Observatory. You have summed up our site in such a beautiful way that we are thrilled to hear you had such an insightful and meaningful visit with us. We are very proud of our site and the stories we tell, so it is always a bonus when visitors like yourself think the same! Our team shares stories of the Observatory, timekeeping and navigation from the Observatory's founding up to today. As the site is historic, there are some spaces that are accessible only by stairs (Octagon Room and Great Equatorial Telescope) however for those visiting who may not see these spaces, we encourage you to speak with staff who can give you information about these spaces as well as potentially provide some images. For those who visit with a particular interest in Astronomy and all things space, our Astronomy team have recently moved down to the National Maritime Museum temporarily whilst renovation works begin. There are experiences and Planetarium shows at the NMM so that our fantastic Astronomers can still deliver a brilliant experience to visitors. For more information please check out our website, specifically Astronomers Takeover
via Tripadvisor
Good to know
- Duration
- 3 hours
- Free cancellation
- Up to 24h before
- Minimum age to book
- 4+
- Availability
- Bookable today
- Runs on
- Every day
- Price range
- $20 to $41
- Hotel pickup
- No pickup, meet at start point
- Booked in 30 days
- 29
- Verdict
- Strongly Recommended
Why this scores 71
The Outty Ranking is a weighted composite. Here is how this experience performed on each component.
Royal Observatory & Prime Meridian and Cutty Sark: questions travelers ask
Practical detail on this experience, plus the wider planning questions for London.
How much does Royal Observatory & Prime Meridian and Cutty Sark cost?
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Prices start at $20 per person. The final price depends on the date, the time slot and the number of travelers, and peak weekends in London usually price higher than midweek mornings. Live pricing and remaining availability are confirmed on the booking screen before you pay.
How long does Royal Observatory & Prime Meridian and Cutty Sark take?
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Plan for about 3 hours from start to finish, not counting travel to the meeting point. Most travelers leave another 30 minutes on either side so the rest of the day in London is not rushed.
Is Royal Observatory & Prime Meridian and Cutty Sark worth it?
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It holds an Outty Ranking of 71 out of 100, which we label "Strongly Recommended". That score blends traveler sentiment (4.5/5 across 83 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable last minute in London, and how flexible the cancellation terms are.
Can I cancel or reschedule Royal Observatory & Prime Meridian and Cutty Sark?
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Yes. Cancel free up to 24 hours before the start time for a full refund. Inside that window the booking is non-refundable, and no-shows are not refunded.
Is Royal Observatory & Prime Meridian and Cutty Sark suitable for kids and families?
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The operator sets a minimum age of 4. Older children generally do well here, and families should factor in the 3-hour running time when deciding.
How far in advance should I book Royal Observatory & Prime Meridian and Cutty Sark?
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Around 29 people booked this in the last 30 days, so popular slots go early. Two to three weeks ahead is comfortable in shoulder season, while summer weekends and holidays in London can sell out a month out. Same-day spots do open up when other travelers cancel, so it is worth checking if you are already in town.
What should I bring or wear?
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Bring photo ID, your booking confirmation on your phone, a refillable water bottle and comfortable shoes. Dress for the weather in London and add a light layer if any part of the 3-hour experience runs outdoors or after sunset.
Where does Royal Observatory & Prime Meridian and Cutty Sark start and how do I get there?
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The exact meeting point and directions are on your voucher once you book, and they sit in central London within reach of public transport. Arrive 15 minutes early: late arrivals are treated as no-shows by most operators.
What are the best things to do in London?
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London's best attractions split cleanly: the museums are free and need no booking, so the paid market is about views, theatre and getting out of the city for a day. That makes value scoring unusually important here, and the Outty Ranking penalises anything charging premium prices for access you could get for nothing. On Outty we rank every London experience on the same 0 to 100 scale, and alongside this one the highest scorers right now include Soho Music & Historic Pubs Tour, London Small Group Tour of Historical Pubs, The Great British Rock and Roll Walking Tour. The city page groups everything into most popular, highest reviewed, last minute and family-friendly so you can build a day around what actually delivers.
When is the best time to visit London?
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May to September for long evenings, December for the Christmas markets. Booking patterns follow the same curve: prices and queues climb in peak weeks, while shoulder season gives you better availability on the top-ranked experiences and more room to change plans.
How many days do you need in London?
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Three full days covers the headline sights without sprinting. A workable rhythm is one anchor experience each morning, such as this one, an unhurried afternoon in a single neighborhood, then a food or nightlife booking in the evening. Five days lets you add a day trip outside the city.
Do I book through Outty or through the operator?
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Outty ranks and explains the experiences, then hands you to Viator to complete the booking with the operator directly. The price is the same as booking on Viator yourself, and Outty earns an affiliate commission on the referral, which is how the rankings stay free to read.
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