British Gas logo

British Gas discount codes and vouchers

December 2024 5 offers validated
Top Voucher

Sale

Take Home Electrical Cover for just £2.50 / month with this British Gas discount offer.

Top Voucher

Sale

Activate this British Gas discount offer to get Windows, Locks, Roof and Pest cover for just £8.82 a month.

Apply all voucher codes now

Install the free Voucher Hero extension to automatically apply all British Gas coupons at checkout instantly!

Add Now to Chrome

More discounts this week

Sale

Activate this British Gas discount deal to get up to 4 years of interest-free credit on all new boiler installation and boiler quotes.

Sale

Use this British Gas discount offer to get Boiler and heating cover plans from just £19.00 / month.

Sale

Get Gas Appliance Cover for affordable prices when you reveal this British Gas discount offer.