AC Repair Cost Calculator

Estimate the cost of common AC repairs in Canada based on symptoms. Know what a fair
price looks like before you call a technician.
🔧 Symptom-Based Estimates
💰 Fair Price Guide
🇨🇦 Canadian Labour Rates
🔧
A/C Repair Cost Calculator
How much will repairing your existing A/C cost? Answer a few questions about what you’re experiencing and get a repair cost estimate.
How well has your A/C been cooling your home lately?
Have you noticed large indoor temperature fluctuations?
Is the thermostat on and appears to be functioning properly?
Have you noticed reduced airflow from vents even though the A/C is on?
Have you noticed air coming from vents feels warm?
Is the fan spinning very slowly or not at all on outdoor unit?
Does the air conditioner fan appear to never shut off (outdoor unit)?
Have you noticed strange odours coming from vents or near your furnace?
Have you noticed any unusual noises?
What best describes the unusual noise(s)?
Does your A/C turn on but shuts off soon after?
Does the breaker regularly trip or fuses repeatedly blow?
Have you noticed water damage or water leaking or pooling near your furnace?
Have you noticed ice build up on the refrigerant lines, copper tubing, or coil?
Have your electrical bills been significantly higher than usual lately?
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🔧 Diagnosis Complete
Your A/C Repair Estimate
Estimated Repair Range
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Likely Issue
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A certified HVAC technician can diagnose the exact issue and provide a firm quote. Many offer free diagnostics.

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How Much Does AC Repair Cost in Canada?

AC repair costs in Canada range from $75 for a service call to $1,800+ for major component failures. The most common repairs involve refrigerant recharging, capacitor replacement, and coil cleaning — all in the $150–$500 range. Knowing typical costs protects you from overcharging and helps you decide whether repair or replacement makes more sense.
Repair TypeCommon CauseTypical Cost (CAD)DIY Possible?
Service Call / DiagnosisTechnician assessment fee$75 – $150✓ Skip with troubleshooter
Capacitor ReplacementAC won’t start or hums$150 – $350⚠ Risky DIY
Refrigerant Recharge (R-410A)Not cooling, ice on coils$200 – $600✗ Requires license
Refrigerant Leak RepairRecurring low refrigerant$300 – $900✗ Pro required
Contactor ReplacementAC won’t turn on$150 – $300⚠ With caution
Evaporator Coil CleaningPoor cooling, high bills$150 – $400✓ Homeowner can do
Condenser Fan MotorOutdoor unit not spinning$300 – $650⚠ Risky DIY
Compressor ReplacementTotal cooling failure$900 – $1,800✗ Always pro
Evaporator Coil ReplacementLeak in indoor coil$600 – $1,500✗ Always pro
Thermostat ReplacementAC won’t respond to controls$150 – $350✓ Easy DIY

Repair or Replace? The AC Decision Guide

Use the “5,000 Rule” as a quick test: multiply your AC’s age (in years) by the repair cost (in dollars). If the result exceeds $5,000, replacement is generally the smarter financial choice.
Scenario5,000 RuleRecommendation
6-year-old AC, $400 capacitor repair2,400✓ Repair
14-year-old AC, $900 compressor12,600✗ Replace
10-year-old AC, $600 refrigerant leak6,000⚠ Borderline — get quote first

Factors That Affect AC Repair Cost in Canada

📍 City & Labour Rate
HVAC labour rates in Toronto and Vancouver are $90–$130/hr vs. $70–$100/hr in smaller Canadian cities. The same repair can cost 20–30% more in major metros.
📅 Season & Urgency
Emergency summer repairs cost more — technicians often charge 1.5–2× the normal rate for weekend or after-hours service calls during peak heat season.
🏷️ Brand & Part Availability
Parts for older or discontinued AC brands can be harder to find and cost more. Premium brands often have readily available parts and may be covered under extended warranty.
🔄 System Age
Older systems (12+ years) often have degraded components that fail together. One repair may uncover additional problems, increasing total repair cost.

Frequently Asked Questions

Why is AC refrigerant recharging so expensive?

Refrigerant (R-410A, R-22, or R-32) can only be legally purchased and handled by certified HVAC technicians in Canada (F-Gas certification). The refrigerant itself costs $50–$100/lb, and a typical recharge uses 2–5 lbs. If your AC needs refrigerant more than once, there’s a leak — and finding and fixing the leak adds to the cost. R-22 (older systems) has been phased out and is especially expensive.

Rarely — a compressor replacement typically costs $900–$1,800 and represents most of the value of a used AC unit. For any AC over 10 years old, a compressor failure almost always makes full system replacement the better financial choice, especially when you factor in modern SEER2 efficiency improvements and available rebates.

Look for companies with a licensed gas technician (G2 or G1 in Ontario), TECA membership (in Alberta), or HRAI membership nationally. Always get a written quote before authorizing work, and be wary of companies that quote over the phone without a diagnostic visit. Our contractor directory lists vetted local HVAC companies.

🇨🇦 Rebates Available
Canadian homeowners may qualify for up to
$5,000
in federal and provincial rebates on qualifying systems.
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