Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise
London, United Kingdom

Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise

Outty Ranking 71 4.1 · 2,323 traveler reviews24 hoursFrom $34
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Outty Ranking

71/100

Strongly Recommended. Our proprietary evaluation. How we score

Traveler rating

4.1/5

Based on 2,323 traveler reviews. Ratings and reviews provided by Viator and Tripadvisor.

Quick answer

Is Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise worth booking?

Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise is a 24-hour experience in London, United Kingdom, from $34 per person. It scores 71 out of 100 on the Outty Ranking, which we label “Strongly Recommended”, based on a 4.1/5 rating across 2,323 reviews. Cancellation is free up to 24 hours before the start time. Same-day spots are currently showing.

Outty Ranking
71 / 100
Rating
4.1/5 (2,323)
Duration
24 hours
From
$34 per person

Have an unforgettable tour of London on our hop-on hop-off bus through the heart of the city. Taking you to the doorstep of the capital’s most iconic locations, you’ll get to discover the very best that one of the most famous cities in the world has to offer! Whether you decide to stay on the open top bus and soak in panoramic views of London’s most iconic landmarks or hop-off at any of the stops dotted across the city, there is much to see and discover. Be driven through the famous Parliament Square, home to Westminster Abbey, Big Ben and the Houses of Parliament, go past the iconic London Eye as you enjoy the hustle and bustle of London’s Southbank area, see the city’s biggest skyscraper, The Shard, visit the golden gates of Buckingham Palace, the majestic St Paul’s Cathedral and much more. With audio commentary throughout giving you the chance to learn more about the capital, it’s the perfect way to get to know London, regardless of the time or your budget!

What you get

    About this experience

    Have an unforgettable tour of London on our hop-on hop-off bus through the heart of the city. Taking you to the doorstep of the capital’s most iconic locations, you’ll get to discover the very best that one of the most famous cities in the world has to offer! Whether you decide to stay on the open top bus and soak in panoramic views of London’s most iconic landmarks or hop-off at any of the stops dotted across the city, there is much to see and discover. Be driven through the famous Parliament Square, home to Westminster Abbey, Big Ben and the Houses of Parliament, go past the iconic London Eye as you enjoy the hustle and bustle of London’s Southbank area, see the city’s biggest skyscraper, The Shard, visit the golden gates of Buckingham Palace, the majestic St Paul’s Cathedral and much more. With audio commentary throughout giving you the chance to learn more about the capital, it’s the perfect way to get to know London, regardless of the time or your budget!

    What's included

    Included

    • Kids Commentary Audio on all routes.
    • Wifi on all buses (upload your photos as you go!)
    • Easy and flexible pick up points throughout London
    • Hop On Hop Off ticket to explore London at your own pace
    • Live guide on Selected Blue Routes
    • Free River boat ticket (Included in 24 hr option)
    • Audio Guide in 12 Languages (Including French, Spanish, German, Italian & more)

    Not included

    • Entrances to attractions
    • Gratuities
    • Food & Drinks
    • Restroom

    Options you can book

    • 24Hrs Hop-on Hop-off Ticket

      With Cruise

    • 4Hrs Hop-on Hop-off Ticket

      4Hrs Hop-on Hop-off Ticket

    • 1 Day Hop-on Hop-off Ticket

      Valid for 1 calendar day.

    Before you book

    Cancellation
    For a full refund, cancel at least 24 hours before the scheduled departure time.
    Languages
    hi, ar, de, ru, pt, cmn, ja, en, it, pl, fr, es
    Ticket
    Mobile Only
    Runs on
    Every day
    Group size
    Up to 9 travelers per booking
    Operated by
    Golden Tours Gray Line London

    Know before you go

    • Public transportation options are available nearby
    • Infants are required to sit on an adult’s lap
    • Travelers should have at least a moderate level of physical fitness
    • You can use the one way river cruise on the river Thames (for the 24hrs ticket option only) between Westminster to Tower Millennium pier or vice versa.
    • Audio guides available in 12 languages (English, French, German, Italian, Spanish, Chinese, Russian, Brazilian Portuguese, Polish, Hindi, Japanese and Arabic).
    • No restroom available on board.
    • Duration valid from when you first hop-on the bus. Unlimited usage within your chosen timeframe. Does not include London by Night service.
    • Children under 5 years of age travel free.
    • This is Hop-On Hop-Off bus service, you can join at any Golden Tours bus stop.
    • The Orange Route operates every 30 minutes, Monday to Thursday.

    Photos

    Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 2Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 3Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 4Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 5Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 6Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise, photo 7

    What travelers are saying

    Outty’s summary of the themes that recur across 2,316 traveler reviews. Written by us, not quoted from reviewers.

    Value for money

    4 mentions

    Travelers feel they got more than they paid for.

    Pace and timing

    3 mentions

    Several reviewers found the schedule tight or the day long.

    The guide

    2 mentions

    Travelers single out the guide as the reason the experience works.

    Good for families

    2 mentions

    Reviewers traveling with kids report it landed well with their group.

    Traveler reviews

    2,316 verified traveler reviews for Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise. Ratings and reviews provided by Viator and Tripadvisor.

    5 star
    1,544
    4 star
    211
    3 star
    107
    2 star
    131
    1 star
    323
    Sort
    Sophie_S · October 2026

    Not worth it for us sadly. Way too expensive to be sitting in traffic and miss landmarks

    Bucket list check, yes. But not worth the cost. The conversion rate to Canadian dollar is nearly double (1.6) and this was certainly not an investment in our eyes. Not what we were expecting at all. Moreover, our line stopped at one place without any warning or awareness. They turned the bus off and told us to exit, that the line stopped here (though we were not halfway through the loop). We had to find our way back by ourselves (thank God i had purchased an eSim to check maps and regular bus service or walking distance to something). The bus just stopped and said "you can take the blue line, it's coming" (we were on the orange line, wanting to see the museums). You are also stuck in the crazy traffic during the "tour". No bus lanes. We wasted valuable time waiting to see landmarks that we never made it to because we were told to get off without any warning. Very dissapointed with this one. :(

    via Viator

    Kevin_D · October 2026

    Convenient and fun way to see London

    Easy to hop on and off the buses. There are 3 different routes that overlap a bit so make sure to look at the map and follow the color coding. The app makes it easy to find stops. There are a few different companies that do these tours so you have to look for your specific Golden Tours buses. Take your time and factor in traffic and wait time for buses. The app will show you where the next bus is.

    via Viator

    Janine_S · October 2026

    Easy way to get around

    This tour was excellent, very organized as we knew exactly where to wait to catch the bus once we got off. There was a lot to see, really value for your money. There was another route as well but happy one route still felt quite complete. I would take it again and happy There were additives like cruising on River Thames and the option of doing the tour Jack the Ripper tour. Unfortunately we never had the time to fit that part in, but yes, real value for the money.

    via Viator

    Escape56076666357 · October 2026

    Perfect

    Fantastic visit and good Guide

    Response from the operator: Thank you for your lovely feedback. We are delighted to hear you had a fantastic visit and enjoyed the guidance from our team. We really appreciate your kind comments!

    via Tripadvisor

    H9550DYmichellew · October 2026

    Royal walking tour with Robin

    Robin took us on the Royal Walking Tour. We attended as a family. The adults and children loved it alike. Thoroughly recommend it to everyone.

    Response from the operator: Thank you for your wonderful feedback. We are delighted to hear that Robin made the Royal Walking Tour enjoyable for the whole family, including the children. We really appreciate your recommendation and hope to welcome you again soon!

    via Tripadvisor

    Good to know

    Duration
    24 hours
    Free cancellation
    Up to 24h before
    Minimum age to book
    All ages
    Availability
    Bookable today
    Runs on
    Every day
    Price range
    $34 to $49
    Booked in 30 days
    813
    Verdict
    Strongly Recommended

    Who runs this experience

    Operated by Golden Tours Gray Line London, who run 85 experiences we rank across 4 cities, with an average Outty Ranking of 59.0.

    See everything Golden Tours Gray Line London runs

    Why this scores 71

    The Outty Ranking is a weighted composite. Here is how this experience performed on each component.

    Traveler sentiment (30% weight)36
    Review evidence (18% weight)100
    Booking momentum (14% weight)100
    Value for money (12% weight)100
    Listing quality (10% weight)85
    Local standing (8% weight)0
    Booking flexibility (8% weight)100

    Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise: questions travelers ask

    Practical detail on this experience, plus the wider planning questions for London.

    How much does Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise cost?

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    Prices start at $34 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 Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise take?

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    Plan for about 24 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 Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise 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 (4.1/5 across 2,323 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable most popular in London, and how flexible the cancellation terms are.

    Can I cancel or reschedule Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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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 Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise suitable for kids and families?

    +

    Yes, all ages are welcome. Families should still weigh the 24-hour running time, and strollers are easier on the earlier, quieter departures.

    How far in advance should I book Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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    Around 813 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 24-hour experience runs outdoors or after sunset.

    Where does Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise 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?

    +

    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 The Great British Rock and Roll Walking Tour, Soho Music & Historic Pubs Tour, London Small Group Tour of Historical Pubs. 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?

    +

    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?

    +

    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?

    +

    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.

    What is included in Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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    Included: Kids Commentary Audio on all routes; Wifi on all buses (upload your photos as you go!); Easy and flexible pick up points throughout London; Hop On Hop Off ticket to explore London at your own pace; and Live guide on Selected Blue Routes. Not included: Entrances to attractions; Gratuities; Food & Drinks; and Restroom. Always check the voucher for the final list before you travel.

    What languages is Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise offered in?

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    It is offered in Hindi, Arabic, German, Russian, Portuguese, Chinese, Japanese, English, Italian, Polish, French and Spanish. Pick your language when choosing a date and time, as not every departure runs in every language.

    Will I get instant confirmation and a mobile ticket for Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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    Confirmation is sent by the operator after booking, usually within 48 hours; if it is not confirmed you are not charged. Mobile tickets are accepted, so you can show the voucher on your phone.

    Is Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise wheelchair or stroller accessible?

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    The operator notes: Infants are required to sit on an adult’s lap. If accessibility is critical, contact the operator after booking to confirm arrangements for your date.

    What happens to Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise if the weather is bad?

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    It generally runs rain or shine, so dress for the forecast in London. Standard cancellation terms apply: free cancellation up to 24 hours before the start.

    What do travelers say about Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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    Across 2,323 reviews averaging 4.1 out of 5, recurring themes include value for money, the guide, good for families. Travelers feel they got more than they paid for. One thing to know: Several reviewers found the schedule tight or the day long.

    What booking options are available for Gray Line London Hop-On Hop-Off Bus Tour with Optional Cruise?

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    There are 3 options to choose from, including 24Hrs Hop-on Hop-off Ticket, 4Hrs Hop-on Hop-off Ticket, 1 Day Hop-on Hop-off Ticket. Prices and start times differ by option, so compare them on the booking screen.

    Ready to lock in your spot?

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