Who Has the Cheapest Deal For Switching Gas and Electricity?
Most of the energy suppliers in Ireland offer dual fuel bundle deals for new customers such as reduced tariffs or cashback. Even if you have previously switched energy supplier, but have been with your current energy supplier for more than a year, you could still save money by switching again.
Note: when we compared the cheapest one-year contract on dual fuel deals from each provider, we based it on what might be typical usage in a medium-sized house, using gas for both heating and hot water. ( 11000 Kwh of Gas and 4200 kWh of electricity a year .)
The prices shown below include any cashback offers and show the total charges in the first year. Any upcoming price decreases are included.
Checked January 2025
Best Dual Fuel Offers
Variable Rate Tariffs :
Flogas has a variable rate dual fuel deal with €300 cashback that works out at €2394 in year one.
Fixed Rates:
One Big Switch has a discounted deal with Energia which works out at €2472 in year one. I
You can check out the full details on the One Big Switch Website.
You just need to provide your email address – and you are under no obligation to buy anything.
Do a comparison for your usage at Switcher
Tip : If you register with One Big Switch they also have good deals for members on energy as well as broadband and insurance.
Note: To get these lower tariffs with any of the suppliers you will usually have to pay by direct debit and have online billing.
Important: The big comparison sites don’t automatically include all the cashback offers in their calculations – but they do mention them. So make sure you don’t miss out on the best deals by manually adding any cashback offers onto the total savings to work out the cheapest deal for you.
Cheapest Electricity Prices for Switchers
How Much are Average Electricity Bills in Ireland ?
Switch and Save
You should try and treat electricity and gas supply like car insurance:- shop around every year and get a better deal. It only takes a few minutes to fill out a form and it could save you a few hundred euros each year.
The main message is …. if you have never switched and are still on the standard rates from Electric Ireland or Bord Gais Energy – then switching to the Cheapest Dual Fuel Bundle can save you significant amounts of money.
Even if you have switched previously – if you have been with your current supplier for more than a year you will get cheaper offers by switching again.
Switching energy supplier does not involve any wiring changes, pipe changes or disconnections. It just means that a different company is administering your bills. It is still the same electricity and gas coming into your house.
Prices were calculated to the nearest euro during January 2025 using published tariffs and standing charges on suppliers’ websites and including VAT, the PSO Levy on Electricity and Carbon Tax on Gas. Cashback offers included in calculations.
The prices given are for new customers only, paying by direct debit and e-bills.
Upcoming price increases are included in the calculations.
How to Switch Energy Supplier
When you switch electricity provider- you will need your MPRN . This is an 11-digit number printed on your electricity bill. If you don’t have it, you can get it by calling ESB Networks on 1850 372 757.
If you’re switching gas suppliers they will need your GPRN . This is a 7-digit number printed on your gas bill. If you don’t have it, you can get it by calling Gas Networks Ireland on 1850 200 694.
Insulating your home can also cut your energy bills – see our other articles about grants for insulation.
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