Cheapest dual fuel in Ireland (October 2026)
The cheapest dual fuel tariff for a typical home in Ireland is SSE Airtricity 1 Year Fixed Dual Fuel V5 at about €2,932.97 in the first year. Across the 10 cheapest tariffs from 4 suppliers, costs run up to €3,437.55.
Typical usage: 4,200 kWh electricity + 11,000 kWh gas a year, urban, direct debit. Estimates include VAT and standard discounts. Compare with your own usage.
| # | Supplier | Tariff | First year | After discounts end |
|---|---|---|---|---|
| 1 | SSE Airtricity | 1 Year Fixed Dual Fuel V5 | €2,932.97 | €3,029.01 |
| 2 | Electric Ireland | Electricity and Gas | €3,004.13 | €3,505.18 |
| 3 | Bord Gáis Energy | Dual Fuel Discount (24 Hour) | €3,013.04 | €3,829.41 |
| 4 | SSE Airtricity | 1 Year Home Dual Fuel - 24 Hour Meter | €3,029.01 | €3,029.01 |
| 5 | SSE Airtricity | 1 Year Home Dual Fuel - 24 Hour - DD & eBill | €3,222.23 | €3,879.56 |
| 6 | Electric Ireland | Green Electricity & Gas | €3,262.47 | €3,513.42 |
| 7 | Flogas | Dual Fuel 10% Discount — 24hr Meter | €3,264.90 | €3,556.88 |
| 8 | SSE Airtricity | 1 Year Home Dual Fuel - 24 Hour - DD & Post | €3,353.70 | €3,879.56 |
| 9 | SSE Airtricity | 1 Year Home Dual Fuel - 24 Hour - DD & eBill | €3,386.57 | €3,879.56 |
| 10 | Bord Gáis Energy | Dual Fuel Plus Free Hive (24 Hour) | €3,437.55 | €3,829.41 |
Prices are estimates including VAT, calculated from each supplier's published rates. Discounts, eligibility and rates change often: always confirm with the supplier before switching.
Questions
What is the cheapest dual fuel in Ireland right now?
For a typical home (4,200 kWh electricity + 11,000 kWh gas a year, urban, direct debit), SSE Airtricity's 1 Year Fixed Dual Fuel V5 has the lowest estimated first-year cost at €2,932.97, including VAT and standard discounts. It is a fixed-price deal; on the supplier's standard rates afterwards it would be about €3,029.01 a year.
How are these costs worked out?
From each supplier's published unit rates and standing charges, with VAT, levies and any standard discount applied, for typical annual usage. Your own cost depends on how much you use and when.
How often is this updated?
Every day. Prices are read from supplier websites and price lists, and a tariff is only shown once independent checks agree on its rates.
Is the cheapest tariff the best one for me?
Not always. Discounts usually last 12 months, some tariffs need direct debit or online billing, and day/night or smart tariffs suit different usage. Use the comparison tool with your own usage, and check the supplier's terms before switching.