Cost of Furnace Installation in London, ON
Removal of old furnace and installation of new high-efficiency gas furnace
Prices are estimates for London, ON as of 2026. Actual costs vary based on project specifics.
What Affects Furnace Installation Cost in London?
London is in the Southwestern Ontario region of ON. Local costs are 10% below the Canadian national average, driven by local labour rates, material availability, and demand for skilled trades.
Timeline & Planning
Typical Timeline
1-2 days
Permits
A building permit is typically required in London. Check with your local building department.
Best Time to Book
Book in spring/summer for 10-20% savings; emergency installs in winter cost premium
Compare Furnace Installation Costs Across Cities
| City | Low | Average | High | vs London |
|---|---|---|---|---|
| London, ON | $2,700 | $4,500 | $7,200 | — |
| Winnipeg, MB | $2,700 | $4,500 | $7,200 | 0% |
| St. John's, NL | $2,700 | $4,500 | $7,200 | 0% |
| Quebec City, QC | $2,640 | $4,400 | $7,040 | -2% |
| Laval, QC | $2,760 | $4,600 | $7,360 | +2% |
| Halifax, NS | $2,760 | $4,600 | $7,360 | +2% |
Frequently Asked Questions
How much does furnace installation cost in London?
In London, furnace installation typically costs between $2,700 and $7,200 in 2026. The average homeowner pays around $4,500.
What factors affect furnace installation costs in London?
Key factors include: Furnace efficiency rating (95% vs 98%), Home size and heating needs, Ductwork modifications, Gas line upgrades, Thermostat upgrade, Disposal of old unit. London prices are below the Canadian average due to local labour and material costs.
Do I need a permit for furnace installation in London?
Yes, furnace installation typically requires a building permit in London. Contact your local building department for specific requirements and fees.
How do I save money on furnace installation in London?
Get at least 3 quotes from licensed contractors. Book in spring/summer for 10-20% savings; emergency installs in winter cost premium Consider bundling multiple projects. Ask about off-season discounts and whether materials can be sourced more affordably.
How do I find a good contractor in London?
Check reviews on HomeStars, Google, and the Better Business Bureau. Verify licenses and insurance. Ask for references from recent local projects. Never pay more than 10-15% upfront.