11 HVAC Repair Contractors in St. George, UT

4.9 avg rating
3,745 total reviews5 offer 24/7 service
Need emergency service? 6 HVAC providers in St. George offer 24/7 availability

Top-Rated HVAC Repair Contractors in St. George

#1

S&S Mechanical - Plumbing Heating Cooling

4.9(1,671 reviews)
Highly Rated

Every reviewed interaction earns 5 stars. Technicians named in reviews include Logan, Riley, Tyler, Trevor, Miles, Chachi, and Alex. Reviewers consistently…

4008 S 1630 E St #3, St. George, UT 84790
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#2

Triple-T Heating & Cooling, LLC

4.9(987 reviews)
Highly Rated

Five of six sampled reviewers specifically mention same-day or next-day service response times, with technicians arriving within stated windows. Three reviews…

815 Redrock Rd #9, St. George, UT 84770
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#3

Southwest Cooling and Heating

4.9(285 reviews)
Highly Rated

All eight accessible reviews award five stars, with technicians Riley, Bridger, Michael, and Justin each named positively for specific actions ranging from…

3662 S River Rd Bldg A3, St. George, UT 84790
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All HVAC Repair Contractors (11 total)

Air Care Professionals

4.9(211)
Highly Rated

Positive reviews emphasize diagnostic skill and technician loyalty, while a smaller subset cite pricing…

1478 S 270 E STE 2A, St. George, UT 84790
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A-1 Services, Inc.

4.7(229)
24/7

229 reviewers collectively award a 4.7-star average, with every detailed review receiving 5 stars. Multiple…

47 N 600 E, St. George, UT 84770
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Five Star Air Conditioning, Heating & Plumbing

4.8(180)
24/7 Highly Rated

All reviewers give 5-star ratings, with multiple customers specifically praising same-day or next-morning…

988 W Sunset Blvd Ste 10, St. George, UT 84770
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Element Plumbing, Heating and Air

5.0(90)
24/7

All 90 reviewers award 5 stars, with Anthony mentioned by name in multiple reviews for same-day response,…

1240 E 100 S #201e, St. George, UT 84790
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D Blake Electric & Refrigeration

4.6(85)
24/7

4 of 5 detailed reviews award 5 stars, with customers specifically naming Hunter and Sawyer as technicians…

685 Redrock Rd, St. George, UT 84770
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First Service Mechanical

5.0(4)
24/7

All four reviews award five stars, with client feedback highlighting professional technician interactions and…

955 N 1300 W Suite 15, St. George, UT 84770
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Ace Mechanical Contractors

5.0(2)

Both recorded reviews award full five-star ratings, with clients specifically noting professional conduct and…

4546 S Commerce Dr, St. George, UT 84790
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Nextech

5.0(1)

A single 5-star review exists for this business, providing limited quantitative sentiment data. No named…

803 E Venture Dr, St. George, UT 84790
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HVAC Repair Costs in St. George

Typical heating and cooling repair costs in St. George, by component.

ServiceLowAverageHigh
Diagnostic / service call
$77$124$206
Thermostat replacement
$155$283$515
Blower motor replacement
$412$670$1,133
Heat exchanger replacement
$1,545$2,266$3,605
Ignitor replacement (gas furnace)
$155$258$412
Control board replacement
$309$567$927
Full system repair (major)
Multi-component failure
$515$1,236$3,090

Prices reflect hot desert metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Frequently Asked Questions

HVAC repairs in St. George range from $77-$3,605 depending on the component. Thermostat replacement runs $150-$500, blower motor $400-$1,100, ignitor $150-$400, and heat exchanger replacement $1,500-$3,500. Diagnostic fees of $75-$200 are typically credited toward the repair if you proceed.