Transport For London Fare Calculator






Transport for London Fare Calculator | TfL Price & Cap Estimator


Transport for London Fare Calculator

Calculate single fares, daily caps, and weekly travel costs for London Underground, Bus, and Rail services.


Bus fares are flat-rate, while Tube fares depend on zones.




Peak fares apply on weekdays excluding public holidays.


Please enter between 1 and 7 days.


Estimated Single Fare (PAYG)
£2.80
£5.60
Daily Cost (2 Trips)
£8.50
Daily Zone Cap
£28.00
Weekly Project Cost

Calculation Logic: Based on a Zone 1 to Zone 2 journey during Off-Peak times. The calculation assumes standard Adult Pay As You Go (Contactless/Oyster) rates.

Cost Breakdown


Metric Cost (GBP) Notes

Weekly Cost Projection (vs Cap)


What is the Transport for London Fare Calculator?

The transport for london fare calculator is an essential digital tool designed for commuters, tourists, and residents navigating London’s complex public transport network. It allows users to estimate the cost of their journey across different modes of transport, including the Tube (Underground), buses, trams, DLR, and the Elizabeth line.

Unlike simple distance-based pricing, London’s fare system relies on zones, time of day (Peak vs. Off-Peak), and payment methods (Contactless vs. Cash). This calculator helps you determine the exact Pay As You Go (PAYG) fare for your specific route, helping you budget effectively and avoid unexpected charges.

It is particularly useful for:

  • Commuters planning their monthly travel budget.
  • Tourists trying to understand if a Travelcard is cheaper than Contactless.
  • Remote workers calculating if a weekly cap will be triggered by hybrid office attendance.

Transport for London Fare Calculator Formula and Explanation

The logic behind a transport for london fare calculator isn’t a single mathematical equation but rather a matrix of lookups based on zones and time. However, the cost accumulation follows a structured logic known as “Capping.”

The Core Variables

Variable Meaning Typical Range
Zone Start/End The geographical rings radiating from central London. Zone 1 (Central) to Zone 9
Base Fare The standard cost for a single journey between specific zones. £1.75 (Bus) to £6.00+ (Tube)
Peak Factor Premium applied during rush hours (06:30-09:30, 16:00-19:00). +10% to +40% vs Off-Peak
Daily Cap The maximum amount deducted from your card in a single day. £8.50 – £20.00+

Mathematical Logic

The daily cost calculation follows this conditional logic:

Total Daily Cost = MIN( (Single Fare × Number of Trips), Daily Cap Limit )

For example, if a single fare is £2.80 and the daily cap for those zones is £8.50, you pay for each trip individually until the sum hits £8.50. Any subsequent trips that day are free.

Practical Examples

Example 1: The Daily Commuter

Scenario: Sarah lives in Zone 3 and works in Zone 1. She travels during Peak hours both ways, 5 days a week.

  • Input: Zone 3 to Zone 1, Peak Time.
  • Single Fare: Approx £3.70 (Peak).
  • Daily Total (2 trips): £3.70 × 2 = £7.40.
  • Comparison: The Daily Cap for Z1-3 is roughly £10.00. Since £7.40 < £10.00, she pays the actual fare sum.
  • Weekly Cost: £7.40 × 5 = £37.00.

Example 2: The Tourist Day Tripper

Scenario: A tourist stays in Zone 2 and visits Zone 1 attractions, taking 6 tube journeys in one day.

  • Input: Zone 1 to Zone 2.
  • Single Fare: £2.80 (Off-Peak).
  • Raw Cost: £2.80 × 6 = £16.80.
  • Cap Application: The transport for london fare calculator identifies the Z1-2 Daily Cap is £8.50.
  • Final Cost: £8.50 (User saves £8.30 thanks to capping).

How to Use This Transport for London Fare Calculator

  1. Select Mode: Choose between “Tube/Rail” or “Bus/Tram”. Remember, buses have a flat rate regardless of distance.
  2. Choose Zones: If using the Tube, select your starting zone and ending zone. If you don’t know your zone, check a standard tube map.
  3. Set Time: Select “Peak” if traveling between 06:30–09:30 or 16:00–19:00 on weekdays. Otherwise, select “Off-Peak”.
  4. Frequency: Enter how many days per week you plan to make this return journey.
  5. Analyze Results: Look at the “Weekly Project Cost”. If this exceeds the “Weekly Cap” shown in the breakdown table, a weekly Travelcard might be better, though Contactless capping usually handles this automatically Monday-Sunday.

Key Factors That Affect Transport for London Fare Results

When using a transport for london fare calculator, several external factors influence the final price you pay:

  • Time of Day: Traveling just 5 minutes outside of Peak hours can save significantly. The peak windows are strict, so tapping in at 09:29 charges Peak, while 09:31 charges Off-Peak.
  • Zone Coverage: Crossing Zone 1 is always more expensive. Avoiding Zone 1 (e.g., traveling Zone 2 to Zone 2 via Overground) is often cheaper (“Pink Reader” routes).
  • Payment Method: Cash tickets are significantly more expensive (often double) than Contactless or Oyster PAYG. This calculator assumes Contactless pricing.
  • Capping Periods: Daily caps reset at 04:30 AM. Weekly caps on Contactless run strictly Monday to Sunday.
  • Railcards: Linking a National Railcard to your Oyster can reduce Off-Peak fares by 1/3, which this standard calculator does not factor in by default.
  • Multiple Modes: Mixing Bus and Tube counts towards the same cap, but Bus journeys are much cheaper. Taking a bus for the final leg instead of the tube can reduce total spend if you haven’t hit the cap.

Frequently Asked Questions (FAQ)

Does this transport for london fare calculator include the Elizabeth Line?
Yes, the Elizabeth Line generally follows standard Tube zonal pricing within London zones (1-6). However, travel to Heathrow involves special premiums.

What is the difference between Contactless and Oyster?
Price-wise, they are identical for adult Pay As You Go fares. However, Contactless cards calculate weekly caps automatically (Mon-Sun), whereas Oyster may require loading a specific Travelcard for weekly savings.

How does the daily cap work?
The daily cap is a price ceiling. Once your total fares for the day reach this amount, all subsequent travel within those zones is free for the rest of the day.

Are children free on TfL?
Children under 11 travel free on buses and trams, and free on the Tube when accompanied by a fare-paying adult (up to 4 children per adult).

Is it cheaper to buy a Day Travelcard or use Contactless?
In 99% of cases, using Contactless (PAYG) is cheaper or equal to a Day Travelcard. The daily cap is usually set lower than the cost of a paper Day Travelcard.

Does the calculator cover Zones 7-9?
This specific calculator focuses on the primary London Zones 1-6. Zones 7-9 cover outlying areas like Amersham or Watford, which have higher fare brackets.

What happens if I forget to tap out?
You will be charged a “Maximum Fare” (often around £9-£15 depending on the line), which is likely higher than your actual journey cost. Always tap out!

Why is my fare higher than the calculator shows?
You might have used a route that requires travelling through Zone 1, even if you started and ended outside it. Or, you might have traveled during Peak hours.

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