Compare fixed rate cash ISAs

fscs-logo
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.
339 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.
There are no results matching your search, please try again
Platinum Trusted Service Award 2026 (Feefo)

Hampshire Trust Bank 5 Year Online ISA Fixed Saver (Issue 8)

Term
5 years
Open with
£1
Interest rate
4.18% 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 450 days interest on the amount invested.
More Information
Rate Tiers
Gross rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£14.18%4.18%4.18%4.18%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1
Minimum Age18 years
Permanent UK Resident

Castle Trust Bank 5 Year Fixed Rate e-Cash ISA

Term
5 years
Open with
£1,000
Interest rate
4.17% 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 rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0004.17%4.17%4.17%4.17%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Investec 1-Year Fixed Rate Cash ISA

Term
1 year
Open with
£1,000
Interest rate
4.14% 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 rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0004.14%4.14%4.14%4.14%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Castle Trust Bank 1 Year Fixed Rate e-Cash ISA

Term
1 year
Open with
£1,000
Interest rate
4.07% 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 rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0004.07%4.07%4.07%4.07%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Castle Trust Bank 3 Year Fixed Rate e-Cash ISA

Term
3 years
Open with
£1,000
Interest rate
4.05% 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 rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0004.05%4.05%4.05%4.05%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Aldermore 3 Year Fixed Rate Cash ISA

Term
3 years
Open with
£1,000
Interest rate
4% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals and closure permitted subject to 180 days loss of interest penalty.
More Information
Rate Tiers
Gross rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0004%4%4%4%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Aldermore 2 Year Fixed Rate Cash ISA

Term
2 years
Open with
£1,000
Interest rate
3.92% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals and closure permitted subject to 180 days loss of interest penalty.
More Information
Rate Tiers
Gross rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0003.92%3.92%3.92%3.92%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident

Paragon 5 Year Fixed Rate ISA

Term
5 years
Open with
£500
Interest rate
3.9% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals and closure are permitted subject to 365 days interest penalty.
More Information
Rate Tiers
Gross rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£5003.9%3.9%3.9%3.9%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£500
Minimum Age18 years
Permanent UK Resident

Paragon 1 Year Fixed Rate ISA

Term
1 year
Open with
£500
Interest rate
3.9% AER fixed
Protection scheme
FSCS
ISA transfers in
Accepted
Withdrawals and closure are permitted subject to 90 days interest penalty.
More Information
Rate Tiers
Gross rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£5003.9%3.9%3.9%3.9%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£500
Minimum Age18 years
Permanent UK Resident

Castle Trust Bank 2 Year Fixed Rate e-Cash ISA

Term
2 years
Open with
£1,000
Interest rate
3.9% 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 rateGross rateAER rateAER rate
Excluding bonusIncluding bonusExcluding bonusIncluding bonus
£1,0003.9%3.9%3.9%3.9%
Eligibility
Maximum AgeUnlimited
Minimum Initial Deposit£1,000
Minimum Age18 years
Permanent UK Resident