The power of knowledge
When you switch your gas & electricity, we want to make sure you have all the relevant facts about price changes at your fingertips, so you are confident that you are making the right choice.
Please use the price change table below, which details all the suppliers on our comparison and switching service and their most recent reduction or increase in gas and electricity prices.
Gas and electricity price changes
| Supplier | Date effective | Price updated on uSwitch.com | Average gas price change (%) | Average electricity price change (%) |
| British Gas | Feb 2009 | Feb 09 | -7% | 0% |
| E.ON | July 2009 | July 09 | -3.3% | 0% |
| British Gas | May 2009 | March 09 | 0% | -10% |
| npower | Feb 2009 | March 09 | -0% | -8% |
| ScottishPower | Feb 2009 | March 09 | -7.5% | -3% |
| EDF Energy | Feb 2009 | March 09 | -0% | -8.8% |
| E.ON | Feb 2009 | March 09 | -0% | -9% |
| Scottish and Southern Energy | Feb 2009 | March 09 | -4% | -9% |
| British Gas | Jan 2009 | Yes | -10% | -0% |
| ScottishPower | Sep 2008 | Yes | + 34.4% | + 9.4% |
| npower | Aug 2008 | Yes | + 26% | + 14% |
| E.ON | Aug 2008 | Yes | + 26% | + 16% |
| Scottish Hydro Electric | Aug 2008 | Yes | + 29% | + 19% |
| Southern Electric | Aug 2008 | Yes | + 29% | + 19% |
| Swalec | Aug 2008 | Yes | + 29% | + 19% |
| British Gas | Jul 2008 | Yes | + 35% | + 9% |
| EDF Energy | Jul 2008 | Yes | + 22% | + 17% |
| Atlantic Electric and Gas | Apr 2008 | Yes | + 15.8% | + 14.2% |
| Scottish Hydro Electric | Apr 2008 | Yes | + 15.8% | + 14.2% |
| Southern Electric | Apr 2008 | Yes | + 15.8% | + 14.2% |
| Swalec | Apr 2008 | Yes | + 15.8% | + 14.2% |
| E.ON | Feb 2008 | Yes | + 15% | + 9.7% |
| ScottishPower | Feb 2008 | Yes | + 15% | + 14% |
| British Gas | Jan 2008 | Yes | + 15% | + 15% |
| EDF Energy | Jan 2008 | Yes | + 12.9% | + 7.9% |
| npower | Jan 2008 | Yes | + 17.2% | + 12.7% |
| EDF Energy | Jun 2007 | Yes | -10.2% | - |
| ScottishPower | Jun 2007 | Yes | -16.5% | -6% |
| Atlantic Electric and Gas | Apr 2007 | Yes | - | -5.5% |
| British Gas | Apr 2007 | Yes | -3% | -6% |
| E.ON | Apr 2007 | Yes | -16% | -5% |
| Scottish Hydro Electric | Apr 2007 | Yes | - | -5% |
| Southern Electric | Apr 2007 | Yes | - | -5% |
| Swalec | Apr 2007 | Yes | - | -5% |
| Atlantic Electric and Gas | Mar 2007 | Yes | -12.8% | - |
| British Gas | Mar 2007 | Yes | -17% | -11% |
| Green Energy UK | Mar 2007 | Yes | - | -3% |
| Scottish Hydro Electric | Mar 2007 | Yes | -12% | - |
| Southern Electric | Mar 2007 | Yes | -12% | - |
| Swalec | Mar 2007 | Yes | -12% | - |
| Atlantic Electric and Gas | Jan 2007 | Yes | + 12.2% | + 9.4% |
| Scottish Hydro Electric | Jan 2007 | Yes | + 12.2% | + 9.4% |
| Southern Electric | Jan 2007 | Yes | + 12.2% | + 9.4% |
| Swalec | Jan 2007 | Yes | + 12.2% | + 9.4% |
| npower | Oct 2006 | Yes | + 17.2% | + 9.9% |
| British Gas | Sep 2006 | Yes | + 12.4% | + 9.4% |
| E.ON | Aug 2006 | Yes | + 18.4% | + 9.7% |
| EDF Energy | Jul 2006 | Yes | + 19% | + 8% |
| London Energy | Jul 2006 | Yes | + 19% | + 8% |
| ScottishPower | Jul 2006 | Yes | + 17% | + 10% |
| ScottishPower Manweb | Jul 2006 | Yes | + 17% | + 10% |
| SEEBOARD Energy | Jul 2006 | Yes | + 19% | + 8% |
| SWEB Energy | Jul 2006 | Yes | + 19% | + 8% |
| Atlantic Electric and Gas | May 2006 | Yes | + 16.2% | + 9.5% |
| Scottish Hydro Electric | May 2006 | Yes | + 16.5% | + 9.4% |
| Southern Electric | May 2006 | Yes | + 16.5% | + 9.4% |
| Swalec | May 2006 | Yes | + 16.5% | + 9.4% |
| Telecom plus | May 2006 | Yes | + 7.4% | + 9.7% |
| Ecotricity | Apr 2006 | Yes | - | + 22.8% |
| Good Energy | Apr 2006 | Yes | - | + 43.8% |
| npower | Apr 2006 | Yes | + 15% | + 13.4% |
| British Gas | Mar 2006 | Yes | + 22% | + 22% |
| Countrywide Energy | Mar 2006 | Yes | -27.4% | - |
| E.ON | Mar 2006 | Yes | + 24.4% | + 18.4% |
| EDF Energy | Mar 2006 | Yes | + 14.7% | + 4.7% |
| Green Energy UK | Mar 2006 | Yes | - | + 34.4% |
| London Energy | Mar 2006 | Yes | + 14.7% | + 4.7% |
| ScottishPower | Mar 2006 | Yes | + 15% | + 8% |
| ScottishPower Manweb | Mar 2006 | Yes | + 15% | + 8% |
| SEEBOARD Energy | Mar 2006 | Yes | + 14.7% | + 4.7% |
| SWEB Energy | Mar 2006 | Yes | + 14.7% | + 4.7% |
| Telecom plus | Mar 2006 | Yes | + 10.5% | + 8.8% |
| Countrywide Energy | Feb 2006 | Yes | + 69.8% | - |
| npower | Jan 2006 | Yes | + 15% | + 12% |
| Scottish Hydro Electric | Jan 2006 | Yes | + 13.9% | + 11.7% |
| Southern Electric | Jan 2006 | Yes | + 13.9% | + 11.7% |
| Swalec | Jan 2006 | Yes | + 13.9% | + 11.7% |
| Lloyds TSB | Nov 2005 | Yes | + 39.7% | + 15.6% |
| EDF Energy | Oct 2005 | Yes | + 15.5% | + 10.6% |
| Green Energy UK | Oct 2005 | Yes | - | + 3.2% |
| London Energy | Oct 2005 | Yes | + 15.5% | + 10.6% |
| SEEBOARD Energy | Oct 2005 | Yes | + 15.5% | + 10.6% |
| SWEB Energy | Oct 2005 | Yes | + 15.5% | + 10.6% |
| Telecom plus | Oct 2005 | Yes | + 27.8% | + 18.4% |
| British Gas | Sep 2005 | Yes | + 14.2% | + 14.2% |
| Countrywide Energy | Sep 2005 | Yes | + 19.9% | - |
| EBICo | Sep 2005 | Yes | - | + 11.6% |
| E.ON | Jul 2005 | Yes | + 11.9% | + 7.2% |
| ScottishPower | Jul 2005 | Yes | + 12% | + 7.8% |
| ScottishPower Manweb | Jul 2005 | Yes | + 12% | + 7.8% |
| Green Energy UK | Jun 2005 | Yes | - | + 4.9% |
| Countrywide Energy | May 2005 | Yes | -11.2% | - |
| Good Energy | Apr 2005 | Yes | - | + 2% |
| Scottish Hydro Electric | Apr 2005 | Yes | + 9.1% | + 6.2% |
| ScottishPower | Apr 2005 | Yes | + 4.3% | - |
| ScottishPower Manweb | Apr 2005 | Yes | + 4.3% | - |
| Southern Electric | Apr 2005 | Yes | + 9.1% | + 6.2% |
| Swalec | Apr 2005 | Yes | + 9.1% | + 6.2% |
| Telecom plus | Feb 2005 | Yes | + 5.1% | + 10.9% |
| EDF Energy | Jan 2005 | Yes | + 8.1% | + 7.5% |
| London Energy | Jan 2005 | Yes | + 8.1% | + 7.5% |
| SEEBOARD Energy | Jan 2005 | Yes | + 8.1% | + 7.5% |
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