Transport for London (TfL)
Transport for London Fare Calculator
Estimate your pay-as-you-go journey costs with our easy-to-use transport for london fare calculator. Find single fares, understand daily caps, and see how peak and off-peak times affect your travel price across London’s transport network.
Calculate Your TfL Journey Fare
Formula: Fare is based on zones travelled, time of day (Peak/Off-Peak), and is capped daily. This transport for london fare calculator provides an estimate based on these factors.
Fare Comparison Chart
This chart compares the estimated Peak vs. Off-Peak single fares for your selected journey against the daily cap.
Understanding the Results
| Metric | Description |
|---|---|
| Estimated Single Fare | This is the main result from our transport for london fare calculator. It shows the expected cost for one journey using a contactless or Oyster card. |
| Journey Type | Indicates whether your journey falls into Peak or Off-Peak times. Peak fares are more expensive. |
| Zones Travelled | Shows the range of fare zones your journey covers. Fares increase as you cross more zones. |
| Daily Cap | This is the maximum amount you will be charged for all your journeys in a single day (from 04:30 to 04:29 the next day). Once you reach this cap, any further travel is free. |
Breakdown of the key metrics provided by the calculator.
What is a Transport for London Fare Calculator?
A transport for london fare calculator is a digital tool designed to help commuters, residents, and tourists estimate the cost of their journeys on London’s public transport network. This includes the Tube, DLR, London Overground, Elizabeth line, and some National Rail services. By inputting your start and end zones, along with the time of travel, the calculator provides a precise estimate of a single journey’s cost and the relevant daily spending cap.
Anyone travelling within London who plans to use pay-as-you-go with a contactless card or Oyster card should use this tool. It demystifies the complex fare structure and helps in budgeting for daily travel. A common misconception is that fares are the same all day, but in reality, they vary significantly between peak and off-peak hours, a factor this transport for london fare calculator accurately accounts for.
Transport for London Fare Calculator Formula and Mathematical Explanation
The fare calculation on TfL’s network isn’t a single formula but a lookup in a large fare matrix. Our transport for london fare calculator simulates this process. The core logic can be broken down into these steps:
- Determine Zone Range: The system identifies the highest and lowest zones touched during the journey. The fare is primarily based on the span of zones crossed (e.g., a Zone 1-3 journey).
- Identify Time of Day: The system checks if the “touch in” time falls within Peak hours (Monday to Friday, 06:30-09:30 and 16:00-19:00). All other times are Off-Peak.
- Fare Lookup: Using the zone range and time of day, the calculator looks up the corresponding single fare from a predefined data table.
- Cap Lookup: The system also determines the maximum daily cap for the same zone range. This cap is the most you’ll pay for all journeys within a 24-hour period.
| Variable | Meaning | Unit | Typical Range |
|---|---|---|---|
| Start Zone | The TfL fare zone where the journey begins. | Integer | 1 – 9 |
| End Zone | The TfL fare zone where the journey ends. | Integer | 1 – 9 |
| Travel Time | Indicates if the journey starts during peak or off-peak hours. | Category | Peak / Off-Peak |
| Single Fare | The pay-as-you-go cost for one journey. | GBP (£) | £1.90 – £9.60 |
| Daily Cap | The maximum amount charged in a single day for the zones travelled. | GBP (£) | £8.50 – £21.50 |
Practical Examples (Real-World Use Cases)
Example 1: Commuting to Work
A commuter travels from their home in Zone 4 to their office in Zone 1 during the morning peak.
- Inputs: Start Zone 4, End Zone 1, Time: Peak
- Output (Single Fare): £4.60 (This is a typical peak fare for a Zone 1-4 journey).
- Output (Daily Cap): £12.80. After making the return journey (£4.60), they will have spent £9.20. Any further travel they do that day within Zones 1-4 will only cost up to an additional £3.60 before all travel becomes free.
- Interpretation: Using a transport for london fare calculator helps the commuter see that their daily round trip costs £9.20, well within the daily cap.
Example 2: Weekend Sightseeing
A tourist is staying in Zone 2 and wants to visit a museum in Zone 1 on a Saturday.
- Inputs: Start Zone 2, End Zone 1, Time: Off-Peak
- Output (Single Fare): £2.90 (Weekends are always off-peak).
- Output (Daily Cap): £8.90. The tourist can make numerous journeys between Zones 1 and 2, but they will never pay more than the £8.90 cap.
- Interpretation: The tourist can confidently explore central London, knowing their maximum transport cost for the day is fixed, which is a key insight from a transport for london fare calculator.
How to Use This Transport for London Fare Calculator
- Select Start Zone: Choose the fare zone where you will begin your journey from the first dropdown menu.
- Select End Zone: Choose your destination fare zone from the second dropdown.
- Choose Travel Time: Select “Peak” or “Off-Peak” based on when you plan to travel. The times are listed for your convenience.
- Review the Results: The calculator will instantly display the ‘Estimated Single Fare’, the ‘Journey Type’ (Peak/Off-Peak), the ‘Zones Travelled’, and the applicable ‘Daily Cap’.
- Analyze the Chart: The bar chart provides a visual comparison of the peak and off-peak fares for your route, helping you see potential savings. The green dotted line shows the daily cap, putting your single fare cost into perspective.
Key Factors That Affect Transport for London Fare Calculator Results
- Number of Zones Crossed: The single most significant factor. The more zones your journey covers, the higher the fare.
- Travelling Through Zone 1: Journeys that start, end, or pass through Zone 1 are typically more expensive than journeys of a similar length that occur entirely in outer zones.
- Time of Day (Peak vs. Off-Peak): Travelling during peak hours (weekday mornings and evenings) costs significantly more than travelling at any other time. Our transport for london fare calculator highlights this difference clearly.
- Payment Method: Using a contactless card or Oyster card is substantially cheaper than buying a cash ticket. This calculator assumes you are using one of these pay-as-you-go methods.
- Daily Capping: A crucial cost-saving feature. TfL’s system automatically caps your daily spending. Once you hit the cap for the zones you’ve travelled in, the rest of your journeys that day are free.
- Special Routes and Exceptions: Some specific routes, like journeys to Heathrow or on the Elizabeth Line, have unique fare structures not always covered by a simple zone-based calculation. Always check the official TfL single fare finder for these specific journeys.
Frequently Asked Questions (FAQ)
1. Is this transport for london fare calculator 100% accurate?
This calculator provides a very close estimate for most standard Tube, DLR, and Overground journeys based on zones and time. However, TfL’s full fare system is incredibly complex, with special exceptions. For a guaranteed fare for a specific A-to-B journey, always use the official TfL Single Fare Finder.
2. What’s the difference between Oyster and Contactless?
For pay-as-you-go travel, the fares and capping are identical for both Oyster and Contactless cards. The main difference is that Contactless uses your bank card directly, while an Oyster card must be topped up with credit. Most visitors find Contactless more convenient.
3. Does the daily cap work automatically?
Yes, as long as you use the same contactless card or device (e.g., your iPhone or Apple Watch) for all your journeys throughout the day. The system tracks your spending and stops charging you once the cap is reached.
4. What are peak times?
Peak times are generally Monday to Friday from 06:30 to 09:30 and from 16:00 to 19:00. Travelling during these times results in a higher fare, which our transport for london fare calculator reflects.
5. Are bus fares included in this calculator?
No. London buses have a flat fare (£1.75 as of late 2025) for any journey length. This calculator focuses on the zone-based rail network. However, bus fares do count towards a separate, lower daily cap (£5.25) or the overall cap if you combine bus and rail travel.
6. What is the ‘Hopper Fare’?
The Hopper Fare allows you to make unlimited bus and tram journeys within one hour of first touching in, all for the price of a single fare. This is not shown on the transport for london fare calculator as it’s specific to bus/tram travel.
7. Do I need to touch out on buses and trams?
No. You only need to touch in on buses and trams. On the Tube, DLR, Overground, Elizabeth Line and rail services, you MUST touch in at the start and touch out at the end to be charged the correct fare.
8. What happens if I forget to touch out?
If you forget to touch out, the system doesn’t know where your journey ended, and you will be charged a maximum fare. This can be significantly more expensive than your actual journey cost. You can sometimes claim a refund for this online.
Related Tools and Internal Resources
- London Travel Cost Estimator – A tool to budget your total transport expenses for a trip to London.
- Oyster Card vs. Contactless: Which is Better? – An in-depth guide comparing the two main payment methods.
- Understanding TfL Fare Zones – A detailed map and explanation of London’s fare zone system.
- Peak and Off-Peak Times London Explained – A complete breakdown of how timing affects your travel costs.
- TfL Daily and Weekly Fare Capping Guide – Learn how to maximize savings with automatic fare caps.
- Complete London Underground Price List – Detailed tables of fares for every possible journey.