London Underground Fare Calculator
Easily calculate your London Tube journey cost. Select your start and end zones, travel time, and payment method to see the accurate fare and check if you’ll hit the daily cap. This is an essential tool for anyone using a London Underground fare calculator.
Fare Breakdown Chart
Sample Oyster/Contactless Fares (2025 Data)
| Zone(s) Travelled | Peak Fare | Off-Peak Fare | Daily Cap |
|---|---|---|---|
| Zone 1 only | £2.90 | £2.80 | £8.50 |
| Zone 1-2 | £3.40 | £2.80 | £8.50 |
| Zone 1-3 | £4.30 | £3.00 | £10.00 |
| Zone 1-4 | £5.10 | £3.40 | £12.30 |
| Zone 1-5 | £5.90 | £3.70 | £14.60 |
| Zone 1-6 | £6.40 | £3.90 | £15.60 |
What is a London Underground Fare Calculator?
A London Underground fare calculator is a digital tool designed to estimate the cost of a journey on London’s Tube network. It helps passengers understand fares before they travel, preventing surprises at the ticket barrier. Given the complexity of Transport for London’s (TfL) pricing, which depends on zones, time of day, and payment method, a reliable calculator is indispensable for both tourists and daily commuters.
Anyone planning to use the Tube, DLR, London Overground, or Elizabeth line should use a London Underground fare calculator. It is especially useful for tourists unfamiliar with the system, new residents getting to grips with their commute, and even seasoned Londoners planning an unusual journey. A common misconception is that buying a paper ticket (cash fare) is a simple option; however, it is almost always the most expensive way to travel, a fact a fare calculator quickly demonstrates.
London Underground Fare Calculator: Formula and Mathematical Explanation
The fare for a journey on the London Underground is not a simple flat rate. It’s calculated based on a set of rules defined by TfL. Our London Underground fare calculator automates this logic for you. Here’s a step-by-step breakdown of how it works:
- Determine Highest Zone: The primary factor is the zones you travel through. The fare is calculated based on the highest zone number your journey enters or exits. For example, a trip from Zone 3 to Zone 1 is a Zone 1-3 journey.
- Check Time of Day: The system checks if your touch-in time falls within Peak or Off-Peak hours. Peak times are weekday mornings (06:30-09:30) and evenings (16:00-19:00). Travelling during these times incurs a higher fare.
- Identify Payment Method: The fare varies significantly between using an Oyster/Contactless card and buying a cash paper ticket. The calculator applies a much higher rate for cash fares.
- Apply Daily Capping: The calculator also determines the daily cap for the zones you’ve selected. It then compares your total estimated daily cost (Single Fare × Number of Trips) to this cap. You will never be charged more than the daily cap for all your journeys within a single day.
Variables Table
| Variable | Meaning | Unit | Typical Range |
|---|---|---|---|
| Start/End Zone | The TfL transport zones for the start and end of the journey. | Zone Number | 1-6 (for most journeys) |
| Time of Day | Indicates if travel is during busy (Peak) or quiet (Off-Peak) periods. | Category | Peak, Off-Peak |
| Payment Method | The way a passenger pays for their journey. | Type | Oyster/Contactless, Cash |
| Daily Cap | The maximum amount you can be charged for all journeys in one day. For more information, see the guide to understanding fare capping. | Currency (£) | £8.50 – £15.60+ |
Practical Examples (Real-World Use Cases)
Example 1: Tourist’s Day Trip to Central London
A tourist is staying in Wimbledon (Zone 3) and wants to visit the British Museum in Zone 1. They travel at 10:00 AM on a Tuesday and return at 5:00 PM, using a contactless card.
- Inputs: Start Zone 3, End Zone 1, Time: Off-Peak (morning trip) & Peak (evening trip), Payment: Contactless.
- Calculation: The London Underground fare calculator finds the off-peak Zone 1-3 fare (£3.00) and the peak Zone 1-3 fare (£4.30). The total cost would be £7.30. The daily cap for Zones 1-3 is £10.00, so they are charged the actual fare.
- Interpretation: The tourist pays a total of £7.30 for their two trips, which is well under the daily cap.
Example 2: Commuter’s Daily Travel
A commuter lives in Zone 4 and works in Zone 2. They make four journeys a day (to work, lunch, back to work, home) all within Zones 2-4 during peak hours on a weekday, using their Oyster card.
- Inputs: Start Zone 4, End Zone 2, Time: Peak, Payment: Oyster, Trips: 4.
- Calculation: A single peak journey covering Zones 2-4 costs £3.40 (as it avoids Zone 1). Four trips would theoretically cost 4 * £3.40 = £13.60. However, the daily cap for Zones 1-4 is £12.30.
- Interpretation: The commuter benefits from fare capping. Instead of paying £13.60, their total daily charge is limited to £12.30, saving them money. This is a key benefit that a London Underground fare calculator highlights.
How to Use This London Underground Fare Calculator
Using our London Underground fare calculator is straightforward and provides instant clarity on your travel costs. Follow these simple steps:
- Select Your Start Zone: From the first dropdown menu, choose the transport zone where your journey begins. A detailed London transport zones map can help if you are unsure.
- Select Your End Zone: In the second dropdown, pick the zone of your destination station.
- Choose the Time of Day: Indicate whether you are travelling during Peak or Off-Peak hours. The calculator provides the specific times for guidance.
- Set Payment Method: Select ‘Oyster / Contactless’ for electronic payments or ‘Cash’ if you plan to buy a paper ticket at the station.
- Enter Number of Trips: Input the total number of similar journeys you expect to make in a day. This helps estimate your total daily cost and see how fare capping works.
- Review the Results: The calculator instantly displays the single journey fare, the relevant daily cap, and your estimated total daily charge. The chart below provides a visual comparison, making it easy to understand your expenses.
Key Factors That Affect London Underground Fare Calculator Results
- Zones Travelled: The number of zones you cross is the biggest factor. Journeys that include Zone 1 are typically the most expensive.
- Time of Travel (Peak vs. Off-Peak): Fares can be over 30-50% higher during weekday rush hours. Planning travel during off-peak times can lead to significant savings. Our Tube map can help plan alternative routes.
- Payment Method: Using an Oyster or contactless card is drastically cheaper than paying cash for a paper ticket. A single cash fare in Zone 1-6 can cost £6.70, while the Oyster equivalent is much less. An Oyster card explained guide can provide more details.
- Daily and Weekly Capping: TfL’s fare capping system ensures you never pay more than the equivalent of a day or weekly travelcard. This is a crucial cost-saving feature for frequent travellers, and a good London Underground fare calculator must account for it.
- Avoiding Zone 1: Many journeys can be made by routing around Zone 1, which often results in a cheaper fare. The Tube map shows routes on the Overground and other lines that facilitate this.
- Special Routes & Stations: Some stations, like those to Heathrow Airport or on the Elizabeth Line out of London, have special fare structures that differ from the standard zonal system.
Frequently Asked Questions (FAQ)
1. What are peak and off-peak times?
Peak fares apply when you touch in between 06:30 and 09:30, and between 16:00 and 19:00, Monday to Friday (excluding public holidays). Off-peak is all other times, including weekends. The time you touch in determines the fare for the entire journey.
2. Is contactless cheaper than Oyster?
For adult pay-as-you-go fares, the cost is exactly the same for both Oyster and contactless. Both benefit from the same single fares and daily/weekly caps. Contactless also has the advantage of a Monday-to-Sunday weekly cap, which Oyster does not.
3. What happens if I forget to touch out?
If you don’t touch out at the end of your journey, the system doesn’t know where you finished and will charge you a maximum fare. This can be significantly more than your actual journey cost. You can sometimes get a refund for an incomplete journey via your TfL online account.
4. Does this London Underground fare calculator include bus fares?
This calculator focuses on Tube, DLR, Overground, and Elizabeth Line rail services. Bus and tram fares are a flat rate (£1.75 as of 2025) and have their own daily cap (£5.25), which is integrated into the overall rail cap if you use both transport modes.
5. Can I use this calculator for Travelcards?
This tool calculates pay-as-you-go fares. It helps you decide if you need a Travelcard by showing the daily cap, which is the pay-as-you-go equivalent of a Day Travelcard. If your daily travel cost consistently hits the cap, a weekly or monthly Travelcard might be cheaper.
6. Why is the cash fare so expensive?
TfL heavily discourages the use of cash tickets to reduce queuing at ticket machines and encourage the efficiency of the contactless and Oyster systems. The high price incentivizes passengers to use the cheaper, faster electronic payment methods.
7. How accurate is this London Underground fare calculator?
This calculator uses the latest available TfL fare data to provide highly accurate estimates for standard journeys. Fares are subject to annual reviews by TfL, and our tool is updated accordingly to reflect these changes. It’s a reliable guide for planning your travel budget.
8. Does the daily cap cover all transport?
The zonal daily cap covers Tube, DLR, London Overground, Elizabeth line, and most National Rail services within the zones, PLUS all bus and tram journeys. If you only use buses and trams, a separate, lower cap applies.
Related Tools and Internal Resources
Planning your travel in London involves more than just fares. Use these resources to help you navigate the city efficiently.
- Visitor’s Guide to London Transport: A complete overview for first-time visitors on how to get around London.
- Understanding Fare Capping: A detailed guide on how daily and weekly caps work to save you money.
- Bus and Tram Fares Guide: Everything you need to know about London’s flat-fare bus and tram network.
- Interactive Tube Map: Plan your route with our official, up-to-date map of the London Underground.
- Oyster Card Explained: Learn the benefits of using an Oyster card for your travels.
- London Transport Zones: An in-depth look at the zonal map and how it affects your fares.