Compare fixed rate cash ISAs
Is my money safe?
The FSCS guarantees that the first £120,000 you have saved with a registered bank or building society will be safe even if the business goes bust. However, we can't guarantee that all non-affiliated products on our panel are covered by the FSCS.
361 results found, sorted by highest interest rate. We always order products with our partners first and we may receive a small commission if you click on the deal and then purchase it. Find out how we order our comparisons.
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Castle Trust Bank 5 Year Fixed Rate e-Cash ISA
Term
5 years
Open with
£1,000
Interest rate
4.34% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted. Early closure is permitted (including transferring to another ISA provider) but this will be subject to an interest penalty of 360 days’ interest, which may result in you receiving less money than you originally deposited.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.34% | 4.34% | 4.34% | 4.34% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Hampshire Trust Bank 1 Year Online ISA Fixed Saver (Issue 43)
Term
1 year
Open with
£1
Interest rate
4.31% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted during term. Closure is permitted during term of the account subject to a charge equivalent to 90 days interest on the amount invested.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1 | 4.31% | 4.31% | 4.31% | 4.31% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Investec 1-Year Fixed Rate Cash ISA
Term
1 year
Open with
£1,000
Interest rate
4.3% AER fixed
Protection scheme
FSCS
ISA transfers in
Not accepted
No withdrawals permitted during the term of the account. Closure permitted subject to 90 day interest penalty.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.3% | 4.3% | 4.3% | 4.3% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Castle Trust Bank 1 Year Fixed Rate e-Cash ISA
Term
1 year
Open with
£1,000
Interest rate
4.26% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted. Early closure is permitted (including transferring to another ISA provider) but this will be subject to an interest penalty of 90 days’ interest, which may result in you receiving less money than you originally deposited.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.26% | 4.26% | 4.26% | 4.26% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Castle Trust Bank 2 Year Fixed Rate e-Cash ISA
Term
2 years
Open with
£1,000
Interest rate
4.23% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted. Early closure is permitted (including transferring to another ISA provider) but this will be subject to an interest penalty of 180 days’ interest, which may result in you receiving less money than you originally deposited.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.23% | 4.23% | 4.23% | 4.23% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Skipton 18 Month Fixed Rate Cash ISA Issue 300.5
Term
18 months
Open with
£5,000
Interest rate
4.2% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted during the term. Closure is permitted subject to 90 days loss of interest.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £5,000 | 4.2% | 4.2% | 4.2% | 4.2% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £5,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
NatWest 1 Year Fixed Rate ISA Issue 394
Term
12 May 2027
Open with
£1,000
Interest rate
4.2% AER fixed on £25,000+
Protection scheme
FSCS
ISA transfers in
Accepted
UK residents, 18+, sole accounts only. Must be the only cash ISA subscribed to this tax year. Criteria, conditions & early closure charges apply. Available until 05:00 PM on 15/04/2026 to new customers and 20/04/2026 to existing customers
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.05% | 4.05% | 4.05% | 4.05% |
| £25,000 | 4.2% | 4.2% | 4.2% | 4.2% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Tesco Fixed Rate Cash ISA
Term
1 year
Open with
£1
Interest rate
4.16% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted. Closure permitted subject to 90 day interest penalty.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1 | 4.16% | 4.16% | 4.16% | 4.16% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1 |
| Minimum Age | 18 years |
| Permanent UK Resident |
Castle Trust Bank 3 Year Fixed Rate e-Cash ISA
Term
3 years
Open with
£1,000
Interest rate
4.16% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals are not permitted. Early closure is permitted (including transferring to another ISA provider) but this will be subject to an interest penalty of 270 days’ interest, which may result in you receiving less money than you originally deposited.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.16% | 4.16% | 4.16% | 4.16% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |
RCI Bank 2 Year Fixed Term Cash ISA Savings Account
Term
2 years
Open with
£1,000
Interest rate
4.15% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals and closure permitted subject to 180 days loss of interest.
More Information
Rate Tiers
| Gross rate | Gross rate | AER rate | AER rate | |
|---|---|---|---|---|
| Excluding bonus | Including bonus | Excluding bonus | Including bonus | |
| £1,000 | 4.15% | 4.15% | 4.15% | 4.15% |
Eligibility
| Maximum Age | Unlimited |
| Minimum Initial Deposit | £1,000 |
| Minimum Age | 18 years |
| Permanent UK Resident |