Tube Ticket Calculator
Estimate your London Underground travel costs with this smart tube ticket calculator. Compare pay as you go (PAYG) single fares against daily caps and weekly Travelcards to find the most cost-effective option for your journey.
Select the zone where you will start your journey.
Select the furthest zone you will travel to.
Peak fares are higher. Select your most frequent travel time.
How many single trips will you make in one day?
Cost Comparison Chart
What is a Tube Ticket Calculator?
A tube ticket calculator is a digital tool designed to demystify the complex fare structure of the London Underground. Transport for London (TfL) uses a zonal system, where prices vary based on the number of zones you travel through, the time of day (peak or off-peak), and the payment method used. This calculator helps passengers, both tourists and residents, to estimate their travel costs in advance and determine the most economical way to travel.
Instead of manually deciphering fare tables, a user can input their journey details, and the calculator provides an instant cost estimate. It’s particularly useful for comparing the cost of individual pay as you go (PAYG) journeys against the price of daily or weekly Travelcards. For anyone planning to travel in London, understanding the potential costs is crucial, and a tool like this simplifies that process. You can learn more about the fare system by reviewing the London transport zones map.
Tube Fare Formula and Explanation
The fare calculation for the London Underground is not a simple single formula but a large matrix of prices. However, the logic can be simplified for estimation purposes. The core components are:
- Zone Span: The number of zones traveled. This is calculated as `Max(Start Zone, End Zone) – Min(Start Zone, End Zone)`.
- Base Fare: A minimum charge for any journey.
- Time Multiplier: A factor that increases the cost during peak hours.
- Capping: A maximum amount you can be charged in a single day or week, which is determined by the highest zone you travel in.
A simplified formula for a single journey might look like this:
Single Fare = BaseFare(zones, time)
The calculator then compares the total of these single fares against the daily and weekly caps to provide a recommendation. This is essential for anyone looking for the cheapest way to travel in London.
| Variable | Meaning | Unit | Typical Range |
|---|---|---|---|
| Start/End Zone | The TfL zones for the start and end of your journey. | Zone Number | 1-9 |
| Time of Day | Whether the journey is during peak or off-peak hours. | Category | Peak / Off-Peak |
| Daily Cap | The maximum charge for PAYG travel in one day. | Currency (£) | £8.50 – £22.60 (approx) |
| Weekly Travelcard | A pass for unlimited travel within specified zones for 7 days. | Currency (£) | £42.70 – £113.10 (approx) |
Practical Examples
Example 1: Tourist’s Day Out
A tourist is staying in Zone 2 and plans to visit attractions in Zone 1. They expect to make 4 journeys during the day, all during off-peak hours.
- Inputs: Start Zone 2, End Zone 1, Off-Peak, 4 Journeys.
- Calculation: The off-peak fare for a Zone 1-2 journey is £2.80. Total PAYG cost would be 4 * £2.80 = £11.20. However, the daily cap for Zones 1-2 is £8.50.
- Result: The calculator would show the total cost capped at £8.50, recommending PAYG as it’s cheaper than buying a one-day Travelcard.
Example 2: Commuter’s Week
A commuter travels from Zone 4 to their office in Zone 1, making 10 peak-hour journeys (to and from work) over 5 days.
- Inputs: Start Zone 4, End Zone 1, Peak, 2 Journeys per day.
- Calculation: The peak fare for a Zone 1-4 journey is £4.40. Daily cost is 2 * £4.40 = £8.80. The daily cap for Zones 1-4 is £12.80, so the daily cost is not capped. The total for 5 days is 5 * £8.80 = £44.00.
- Result: The weekly Travelcard for Zones 1-4 costs £53.40. In this case, PAYG is cheaper. The calculator would show a weekly PAYG cost of £44.00 and advise against a weekly Travelcard for this specific travel pattern.
How to Use This Tube Ticket Calculator
Using this calculator is straightforward. Follow these steps to get an accurate estimate of your travel costs:
- Select Your Start and End Zones: Choose the zone where your journey begins and the furthest zone you’ll travel to from the dropdown menus. If you’re unsure, consult a London transport zones map.
- Choose Your Travel Time: Select ‘Peak’ if you’ll be traveling during the busy morning (06:30-09:30) or evening (16:00-19:00) rush hours on a weekday. Otherwise, select ‘Off-Peak’.
- Enter Number of Journeys: Input how many single trips you plan to make in a single day. This helps the calculator compare your total PAYG cost against the daily cap.
- Review the Results: The calculator instantly shows your estimated daily cost. It also displays the single journey fare and the relevant daily cap for your zones, along with a recommendation on the most cost-effective approach.
Key Factors That Affect Tube Fares
Understanding the variables can help you save money. Here are the most important factors influencing the price of your ticket.
- Zones Traveled: The primary factor. The more zones you cross, the higher the fare.
- Peak vs. Off-Peak: Traveling during peak hours costs significantly more. If your schedule is flexible, traveling off-peak is a great way to save. More detail on this can be found in our guide to TfL peak and off-peak times.
- Payment Method: Using an Oyster card or a contactless payment card is always cheaper than buying a paper ticket. This tube ticket calculator assumes you are using Oyster/contactless.
- Daily and Weekly Capping: TfL’s capping system automatically limits your charges once you reach a certain amount in a day or a week (Monday to Sunday). This is a key benefit of PAYG. You can find more details in our London Underground daily cap overview.
- Travelcards: For those making many journeys over a longer period, a 7-Day, Monthly, or Annual Travelcard might be more economical than relying on the daily cap.
- Special Routes and Stations: Some journeys have special fares, such as trips to Heathrow or Stratford, which may not follow the standard zonal rules.
- Railcard Discounts: Certain National Rail railcards can be linked to your Oyster card to get discounts on off-peak fares.
Frequently Asked Questions (FAQ)
1. Is it cheaper to use an Oyster card or a contactless card?
The fares and capping are identical for both Oyster and contactless cards. The choice comes down to convenience. Our Oyster vs Contactless guide breaks it down.
2. What happens if I forget to tap in or out?
If you forget to tap in or out, TfL’s system doesn’t know where your journey started or ended. You will be charged a maximum fare, which can be significantly more expensive. You can sometimes claim a refund via your TfL online account.
3. Does this calculator work for buses?
No, this is a tube ticket calculator. London buses have a separate, simpler fare structure. There is a flat fare per journey, and a daily ‘Hopper’ fare allows unlimited bus journeys within one hour of tapping in. The bus cap is also lower than the tube cap.
4. What are peak times?
Peak times are generally from 06:30 to 09:30 and from 16:00 to 19:00, Monday to Friday. All other times, including weekends and public holidays, are off-peak.
5. Is a weekly Travelcard always cheaper for 5 days of travel?
Not necessarily. As the example above shows, if your daily travel costs are low enough, five days of PAYG can be cheaper than a 7-day Travelcard. This calculator helps you determine that.
6. Does the daily cap work on weekends?
Yes, the daily cap applies every day of the week. Since all weekend travel is considered off-peak, your fares will be lower to begin with.
7. Can I use this calculator for the Elizabeth Line?
Yes, fares on the Elizabeth Line are mostly integrated into the zonal system and work with capping, just like the Tube. The main exception is the journey to and from Heathrow, which has a special, higher fare.
8. What is the weekly cap?
The weekly cap works just like the daily cap but runs from Monday to Sunday. It ensures you never pay more than the equivalent 7-day Travelcard for your journeys within that week. This is an automatic benefit of using the same contactless or Oyster card. Check out our visitor Oyster card guide for more tips.