3.75% Cash ISAFollow the base rate.
Flexible access to the Bank of England’s base rate, tax-free. No surprises or asterisks attached.
Money is held in UK banks and qualified money market funds.
Our rate is presented as the Annual Equivalent Rate (AER). Capital at risk.
Our rate is presented as the Annual Equivalent Rate (AER). Capital at risk.


Access the Base Rate
Follow the Bank of England’s rate
The Bank of England rate is shown as Annual Percentage Rate (APR), which doesn’t include monthly compounding.
Our Cash ISA rate is presented as the Annual Equivalent Rate (AER) which does take into account monthly compounding.
Base rate: 3.75%
Bank of EnglandOur rate:
that
Lightyear Cash ISANo asterisks*
* You won’t find any surprises here. No account fees, withdrawal penalties or limited time bonus rates.
No withdrawal penalties
We don’t lower rates if you make a withdrawal and our ISAs are all Flexible — making withdrawals painless.
No bait-and-switch
We don’t believe in short term “bonus rates” that expire after a few months, giving you less over the long term.
No minimums
Start with £1 not £1,000. You won't find any high barriers to entry here. Getting started has never been easier.
The no suprisa.
No gimmicks, no more surprises. Just 3.75% on your savings.
Interest rate - AER | 3.75% | 1.11% | 1.05% | 3.75% | 3.95% |
Interest paid monthly | yearly | yearly | yearly | ||
Flexible ISA | |||||
Minimum deposit | £0 | £1 | £1 | £1 | £500 |
Limited time bonus rate | N/A | N/A | N/A | N/A | 4.45% first 12 months only |
Bonus rate interest paid | N/A | N/A | N/A | N/A | Yearly |
Penalty-free withdrawals | Unlimited | Unlimited | Unlimited | 3 | 3 |
Interest rate after penalty-free withdrawals | N/A | N/A | N/A | 1.25% | 0.75% |
Pricing comparison of other providers as of 14th August 2025. Information displayed on the table above is based on competitors' websites information. For the most up to date information please visit their respective websites.
The important stuff
Protection and regulation
Trusting us with your investments is something we don’t take for granted.
Regulated by the FCA
We're authorised and regulated by the Financial Conduct Authority (FRN 987226).
FSCS protection
Lightyear is protected by the Financial Services Compensation Scheme (FSCS). FSCS protection applies to client money only where held with banks, not where held in QMMFs. Learn more here.
