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The Key Smartcard

Durable. Renew online. Auto Delay Repay notifications.

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The Key Smartcard has arrived!

Smart Season tickets are now available for travel between Cambridge and Kings Lynn!

The Key Smartcard is an easier and faster way to buy, renew and use train tickets. It’s completely free, won’t wear out, and comes with lots of additional benefits and rewards.

Is it right for me?

Which smart ticketing product is best for me? Compare The Key Smartcard and KeyGo bolt on feature.

Tickets available Key Smartcard  KeyGo 
Buy weekly, monthly or annual season tickets online Yes No
Weekly, monthly or annual Travelcard season tickets for the Tube, buses, trams, trains and the Docklands Light Railway Yes No
Anytime single and return tickets Yes No
*Off-Peak single and return tickets Yes No
Pay as you go No Yes

*Pay as you go on Gatwick Express, Great Northern, Southern and Thameslink.

How do I use my Key Smartcard for train travel?

Set up and use your card in 3 easy steps.

  1. Register for The Key Smartcard and purchase your ticket online in one go
  2. Your card will arrive in the post
  3. Buy more tickets as and when you need to. You can hold up to 5 tickets onto your Smartcard at once.

There is no charge for The Key Smartcard.

Make sure you tap the gate or card reader (where available) at the start and end of your journey.

Find out more

Where can I use The Key Smartcard?

You can use The Key Smartcard at most stations on the Great Northern, Southern and Thameslink network, and you can travel on Gatwick Express services if your ticket is valid on that service. 


Got some questions? Take a look at some frequently asked questions about The Key Smartcard

Where can I purchase tickets for the Key card?

Ticket type Buy online Buy at ticket machines (non Oyster machines only)
Annual season tickets and Travelcard season tickets for Tube, buses, London Trains, trains and the Docklands Light Railway  Yes No
Monthly or weekly season ticket  Yes Yes
Anytime single and return tickets  No Yes
Off-Peak single and return tickets  No Yes

Ticket machines between Waterbeach and Kings Lynn are coming soon.

When you buy a ticket online you must collect it from your chosen station. You can also purchase a ticket from any of our ticket machines outside of London.

*Super Off-Peak tickets are not currently available.

What is KeyGo?

KeyGo allows you to top up The Key Smartcard for use for pay as you go travel. When using KeyGo we’ll only charge you for travel you take outside of any season tickets you also hold on The Key Smartcard.

If you add KeyGo to your card, you need to make sure that you tap in and out at the start and end of your trip to avoid being charged a £25 incomplete journey fee.

Find out more

Need to know more?

Read more FAQs

Take a look at the full terms and conditions

Season Ticket identification

For season tickets held on The Key Smartcard, you may need to produce identification to prove that the card is yours. Suitable forms of identification include a pink photocard (which can be obtained from ticket offices), a passport or driving licence. If you are using another operator’s services, you will need a photocard.

Automatic Delay Repay

By tapping in and out with The Key Smartcard, we can work out if you are owed any compensation for travel delays. Find out how in the video below.

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Don't have The Key Smartcard?

Register online now to receive the smarter way to travel