London Tube Fare Calculator
Estimate your journey costs on the London Underground with our simple tool.
Select the zone you are starting your journey from.
Select the zone where your journey will end.
Fares are higher during peak travel times.
Your Estimated Fare
Based on Oyster / Contactless payment.
Results copied!
What is a fare calculator london tube?
A fare calculator london tube is a tool designed to estimate the cost of a single journey on London’s public transport network, primarily the Underground (Tube), DLR, and London Overground. Transport for London (TfL) uses a zonal system to determine prices, which can be complex. This calculator simplifies the process by taking your start and end zones and time of travel to provide an accurate fare based on the pay-as-you-go system (Oyster or contactless). It helps both tourists and residents budget their travel and understand the potential costs involved.
London Tube Fare Formula and Explanation
There isn’t a single mathematical formula for Tube fares. Instead, the cost is determined by a lookup in TfL’s official fare matrix. The primary variables that determine the fare are the zones you travel through and whether you travel during peak or off-peak times. The basic logic is:
Fare = Price(Highest Zone Touched, Time of Day)
The calculator determines the highest zone for your journey (e.g., a trip from Zone 4 to Zone 2 still counts as a Zone 1-4 journey if it passes through Zone 1) and then finds the corresponding fare for that zone combination at the specified time. This is why our TfL fare tool is so useful.
Variables Table
| Variable | Meaning | Unit (auto-inferred) | Typical range |
|---|---|---|---|
| Start/End Zone | The TfL travel zones for the start and end of your journey. | Zone Number | 1 – 6 (for central London) |
| Time of Day | Indicates if travel is during busy (Peak) or quieter (Off-Peak) hours. | Category | Peak, Off-Peak |
| Highest Zone | The highest numbered zone entered or passed through during the journey. | Zone Number | 1 – 6 |
| Daily Cap | The maximum amount you can be charged for all journeys in one day. | Currency (£) | £8.50 – £15.60+ |
Practical Examples
Example 1: The Commuter Rush
A commuter travels from their home in Stratford (Zone 2/3) to their office in Westminster (Zone 1) during the morning rush hour.
- Inputs: Start Zone 3, End Zone 1, Time: Peak
- Units: Zones, Time Category
- Results: The calculator would determine the journey spans Zones 1-3 and applies the peak fare. The result would show a single fare of approximately £4.30 and a daily cap for Zones 1-3 of £10.00.
Example 2: A Tourist’s Weekend Trip
A tourist is visiting the Tower of London (Zone 1) and wants to go to the Wimbledon Tennis Museum (Zone 3) on a Saturday afternoon.
- Inputs: Start Zone 1, End Zone 3, Time: Off-Peak
- Units: Zones, Time Category
- Results: This journey is entirely off-peak. The fare calculator london tube shows a significantly lower single fare of around £3.20, with the same £10.00 daily cap for Zones 1-3.
How to Use This fare calculator london tube
Using this calculator is a straightforward process designed to give you quick and accurate fare information. Understanding the TfL zone map will help you select the right inputs.
- Select Your Starting Zone: Use the first dropdown menu to choose the zone your journey begins in.
- Select Your Ending Zone: Use the second dropdown to pick your destination zone.
- Choose the Time of Day: Select ‘Peak’ if you are travelling on a weekday between 06:30-09:30 or 16:00-19:00. For all other times, including weekends and public holidays, choose ‘Off-Peak’.
- Interpret the Results: The calculator will instantly display the single fare for your journey using Oyster/contactless. It also shows the relevant daily cap, which is the maximum amount you’ll spend for unlimited travel within those zones for that day.
Key Factors That Affect London Tube Fares
Several factors determine the final price of your journey. Knowing them helps in saving money on tube travel.
- Zones Travelled: The core of the fare system. The more zones you cross, the higher the fare.
- Peak vs. Off-Peak Travel: Travelling during the busiest commuter times costs more. Journeys are cheaper at all other times.
- Payment Method: Using an Oyster card or a contactless card/device is always significantly cheaper than buying a paper single ticket.
- Daily Capping: A crucial feature. TfL caps the total amount you can spend in a day. Once you hit the cap for the zones you’ve travelled in, all subsequent journeys in those zones are free for the rest of the day.
- Avoiding Zone 1: Some routes allow you to travel between outer zones without entering Zone 1. These journeys often have a lower fare.
- Special Airport Fares: Journeys to and from Heathrow Airport have a special, higher fare structure compared to other journeys in the same zones.
Frequently Asked Questions (FAQ)
1. What are peak times in London?
Peak times are generally Monday to Friday from 06:30 to 09:30 in the morning and 16:00 to 19:00 in the evening. All other times, including bank holidays, are off-peak. Our fare calculator london tube automatically considers this.
2. What is fare capping?
Fare capping is a system where you will not be charged more than a set amount for all your journeys within a single day or a week (Monday-Sunday), no matter how many trips you take. The calculator shows the relevant daily cap for your journey.
3. Is it cheaper to use Oyster/contactless than a paper ticket?
Yes, significantly. A single paper ticket can cost more than double the equivalent Oyster/contactless fare. For example, a Zone 1-2 single fare is around £3.40 on Oyster but £6.70 for a cash-bought ticket.
4. How does the calculator handle journeys across multiple zones?
The fare is based on the highest zone you travel into or through. If you go from Zone 4 to Zone 2, but your train passes through Zone 1, your journey is priced as a Zone 1-4 trip.
5. Does this calculator work for buses?
This calculator is specifically for the Tube, DLR, and Overground. London buses have a simple flat fare (currently £1.75) per journey, with a ‘Hopper Fare’ that allows unlimited bus/tram journeys within one hour of your first tap-in.
6. What if my journey involves both Tube and National Rail?
Fares can sometimes differ if National Rail services are used. This calculator provides the standard TfL fare for Tube/DLR/Overground, which is accurate for most journeys within zones 1-6.
7. How are the units for the fare determined?
The units are automatically inferred. Journey boundaries are measured in ‘Zones’, and the financial output is always in British Pounds (£), as this is a London-specific tool.
8. Is the daily cap different for peak and off-peak travel?
For most zone combinations (like Zones 1-2 through 1-6), the daily cap is the same regardless of when you travel. The cap is reached faster with more expensive peak journeys. For information on this check out the TfL caps and travelcard prices page.