Free cancellation on most toursBest price guaranteed

How to Book Tours Online: Complete Guide

Booking tours online can save you time, money, and stress. Learn how to choose the right platform, read reviews effectively, and get the best value on every tour.

Published: 20 March 2026ยทUpdated: 20 March 2026

Choosing a Platform

The online tour booking market has several major players, each with different strengths. GetYourGuide, Viator, and Klook are the three largest platforms, offering thousands of tours in hundreds of destinations. GetYourGuide is particularly strong in Europe and is known for its curated quality, while Viator (owned by TripAdvisor) has the widest global selection. Klook dominates in Asia with competitive pricing. Compare prices across platforms before booking, as the same tour can sometimes be listed at different prices. That said, the cheapest option is not always the best. Consider what is included in the price, the cancellation policy, and the quality of reviews. Some platforms also offer loyalty points or cashback that can reduce the cost of future bookings. Booking directly with a local tour operator can sometimes be cheaper and supports local businesses more directly. However, platform bookings offer advantages like standardised cancellation policies, verified reviews from real customers, and customer support if something goes wrong. For popular attractions where demand is high, platforms also give you access to time-slot bookings and skip-the-line options that may not be available elsewhere.

Reading Reviews

Reviews are your most valuable tool when choosing a tour, but you need to read them critically. Start with the overall rating, but pay more attention to recent reviews (within the last 3 to 6 months) as tour quality can change over time. A tour with a 4.7 rating and 500 reviews is generally more reliable than one with a 5.0 rating and just 10 reviews. Look for patterns in the reviews rather than focusing on individual opinions. If multiple reviewers mention the same positive (an excellent guide, smooth logistics) or negative (long wait times, rushed itinerary), that pattern is likely to reflect your experience too. Reviewers who include photos and detailed descriptions tend to be more reliable than those who leave only a star rating. Filter reviews by traveller type if the platform allows it. A tour that families rate highly may not suit solo travellers, and vice versa. Pay attention to reviews from people similar to you in terms of age, travel style, and group composition. Negative reviews about things outside the operator's control (weather, personal preferences) are less useful than those about service quality, organisation, or accuracy of the tour description.

Recommended Tours

Vatican: Museums & Sistine Chapel Entrance Ticket, Rome

Vatican: Museums & Sistine Chapel Entrance Ticke

4.5
(154k+)
From ยฃ28Varies
Book Now
Barcelona: Sagrada Familia Entry Ticket with Audio Guide, Barcelona

Sagrada Familia Entry Ticket with Audio Guide

4.6
(116.9k+)
From ยฃ29Varies
Book Now

Skip-the-Line Tickets

Skip-the-line tickets are one of the best investments in travel, especially at the world's most popular attractions. The Louvre, Colosseum, Vatican Museums, Sagrada Familia, and many others regularly have queues of one to three hours during peak season. Skip-the-line access typically costs 10 to 30 percent more than a standard ticket but saves hours of standing in the sun. There are different types of priority access. Some skip-the-line tickets let you bypass the ticket queue only (you still queue for security), while others give you full fast-track entry. Timed-entry tickets give you a specific arrival window, which helps you plan your day more effectively. Read the description carefully to understand exactly what level of priority access is included. For the most popular attractions, booking in advance is not just advisable; it is often essential. The Anne Frank House in Amsterdam, the Alhambra in Granada, and some sections of the Vatican Museums require advance booking and sell out weeks ahead. Even where advance booking is not strictly required, having a confirmed ticket on your phone gives you peace of mind and eliminates the risk of arriving to find the attraction sold out.

Free Cancellation Policies

Travel plans change, and a flexible cancellation policy provides valuable peace of mind. Most major tour platforms now offer free cancellation up to 24 hours before the activity, but the specific terms vary by tour. Always check the cancellation policy before booking, and make a note of the cancellation deadline in your calendar. Some tours offer "reserve now, pay later" options where you secure your spot without paying upfront. This is particularly useful when you are planning a trip well in advance and want to lock in availability without committing financially. The payment is typically taken a few days before the activity, and you can cancel for free before the deadline. Be aware that some types of tours have stricter cancellation policies. Multi-day trips, special event tickets (like Broadway shows), and tours with limited capacity often require longer notice for cancellation or are non-refundable. Show tickets in particular are almost always non-refundable, so only book these when your plans are confirmed. If you have any doubts about your schedule, prioritise tours with the most flexible cancellation terms.

Recommended Tours

Paris: Versailles Palace and Gardens Full Access Ticket, Paris

Versailles Palace and Gardens Full Access Ticket

4.6
(46.2k+)
From ยฃ19Varies
Book Now
Buckingham Palace: The State Rooms Entrance Ticket, London

Buckingham Palace: The State Rooms Entrance Tick

4.6
(8k+)
From ยฃ33Varies
Book Now

Group vs Private Tours

Group tours are the most affordable option and provide a social experience. Group sizes vary from 8 to 50 people depending on the tour type. Smaller groups (under 15) tend to offer a better experience with more personal attention from the guide and the ability to ask questions. Walking tours and food tours typically have smaller groups, while bus-based day trips may have larger numbers. Private tours cost more but offer significant advantages. You set the pace, choose the start time, and can customise the itinerary to your interests. The guide's full attention is on you and your group, and you can ask as many questions as you want. For families with young children, couples celebrating a special occasion, or anyone with specific accessibility needs, private tours are often worth the premium. A middle ground is the small-group tour, typically limited to 8 to 12 participants. These combine the social aspect of a group tour with more personal attention and a less rushed pace. They are usually priced between standard group tours and private tours, offering good value. For most travellers, a well-reviewed small-group tour strikes the ideal balance between cost, quality, and social experience.

Related Tours

Frequently Asked Questions

More Travel Guides

๐Ÿ“–

Benagil Cave by Boat or Kayak? Compared for 2026

Quick answer: take the boat trip if you just want to see Benagil (from โ‚ฌ12, rated 4.8 from 13,120 reviews, the most reviewed option on this coast). Take the kayak from โ‚ฌ30 if you want to go inside the cave itself, because larger boats often cannot enter and can only pause at the mouth.

๐Ÿ“–

Best Porto River and Wine Tours Compared (2026)

Quick answer: the Douro Valley boat trip is the best all-rounder (from โ‚ฌ55, rated 4.7 from 21,684 reviews, the most booked by a wide margin). For wine specifically the two wine regions tour rates highest at 4.9 from โ‚ฌ65, and the six bridges cruise from โ‚ฌ55 is the short option that never leaves the city.

๐Ÿ“–

Best Seville Tickets: Alcazar vs Cathedral vs Flamenco (2026)

Quick answer: book the Royal Alcazar first (from โ‚ฌ20, rated 4.6 from 34,153 reviews, the most booked ticket in the city). Add the Cathedral and Giralda from โ‚ฌ18, the cheapest of the three, and keep a flamenco show from โ‚ฌ21 for the evening, which rates highest at 4.7.

๐Ÿ“–

Tenerife: Siam Park vs Whale Watching (2026 Comparison)

Quick answer: whale watching is the better value day (from โ‚ฌ28, rated 4.7 from 17,965 reviews) and Tenerife has resident pilot whales year round, so sightings do not depend on season. Siam Park from โ‚ฌ44 is the full-day option; its all-inclusive version at โ‚ฌ165 costs โ‚ฌ121 more and only makes sense for a group that will eat and drink all day.