13 AC Installation Contractors in Tustin, CA

4.7 avg rating
2,692 total reviews8 offer 24/7 service
Need emergency service? 8 HVAC providers in Tustin offer 24/7 availability

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Top-Rated AC Installation Contractors in Tustin

#1

Lowe's Home Improvement

4.1(1,927 reviews)

Of 1,927 reviews, the majority award 5 stars, with negative feedback tending to reference checkout wait times while praise centers on named staff members and…

2500 Park Ave, Tustin, CA 92782
#2

Real Time Bros

4.9(383 reviews)
Highly Rated

Five-star ratings dominate the 383 reviews, with negative feedback appearing rarely and citing minor issues unrelated to service quality. Reviewers who named…

2650 Walnut Ave r, Tustin, CA 92780
#3

South County Air Services

5.0(217 reviews)
24/7 Highly Rated

Every reviewer awarded a 5-star rating, with Behshad specifically named in three separate accounts for same-day response, honest diagnostic assessments, and…

2630 Walnut Ave Suite G, Tustin, CA 92780

All AC Installation Contractors (13 total)

Pro West Mechanical

4.9(101)
24/7 Highly Rated

Ninety-seven of 101 reviews award 5 stars, with named technicians Mike and Gerry receiving repeat recognition…

15431 Red Hill Ave F, Tustin, CA 92780

Orange Air Conditioning Contractors

4.5(23)
24/7

Eight reviewers gave perfect 5-star ratings, with none lower than 4 stars. Customers frequently mention…

445 W Main St, Tustin, CA 92780

Apollo Air Conditioning & Heating

5.0(9)

All five visible reviews award five stars, with four of five mentioning emergency or same-day responsiveness.…

360 E 1st St #4010, Tustin, CA 92780

Trane Supply

3.6(13)
15551 Red Hill Ave Suite C, Tustin, CA 92780

AC Solutions Heating & Air

4.3(6)
24/7

Five of six reviewers awarded five stars, with recurring themes of fair pricing and professional demeanor.…

210 E 3rd St, Tustin, CA 92780

CDS Cooling repair service

5.0(4)
24/7

All four reviewers awarded 5 stars, with three explicitly calling out prompt arrival times and one…

405 El Camino Real, Tustin, CA 92780

Coastline Air Solutions

5.0(4)
24/7

Every one of the four published reviews awards five stars, with zero mixed ratings or negative feedback.…

15941 Red Hill Ave Unit 203, Tustin, CA 92780

Right Air Flow inc

5.0(2)

Both reviews award 5 stars and specifically name Rafael, with customers praising his team for keeping aging…

13681 Newport Ave, Tustin, CA 92780

Service Now Air Conditioning Tustin

5.0(2)
24/7

Both reviewers awarded perfect five-star scores and highlighted distinct strengths. Jacob Bennett credited…

1112 Walnut Ave #125, Tustin, CA 92780

Climate Air conditioning and Heating

5.0(1)
24/7

Roman Zachary gave a perfect 5-star rating after Climate Air Conditioning and Heating cleaned ducts and vents…

17260 Yorba St, Tustin, CA 92780

AC Installation Costs in Tustin

New central AC installation costs in Tustin, by system type and brand.

ServiceLowAverageHigh
Window unit
$138$322$644
Ductless mini-split (single zone)
$1,840$4,140$7,360
Central AC replacement (existing ducts)
$3,220$5,980$11,040
Central AC new install (with ductwork)
$6,440$11,040$18,400
Carrier (residential)
$3,496$5,704$9,660
Trane (residential)
$4,600$8,096$12,512
Lennox (residential)
$3,220$5,980$11,040
Rheem (residential)
$2,944$5,060$8,280

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

AC Installation in Tustin, CA: What to Expect

Tustin sits within the Los Angeles Mediterranean climate where summer highs average around 84°F and winter lows hover near 48°F, but inland valleys and Santa Ana winds can push temperatures past 100°F. Those swings create uneven but persistent need for cooling, which helps explain a local field of 13 contractors offering ac-installation Tustin services; they average a 4.7 rating across 2,692 reviews and eight provide 24/7 availability.

Specific dollar ranges for equipment and labor weren’t supplied here, so homeowners should expect prices driven by unit capacity, SEER efficiency, ductwork modifications, permitting and disposal fees. California requires HVAC contractors to hold the C‑20 Warm‑Air Heating, Ventilating, and Air‑Conditioning Contractor license from the CSLB, a detail that affects bids and who can legally pull permits. Accurate costs are best determined by an on-site assessment and written estimate that itemizes parts, labor and any required permit work.

Customer highlight entries weren’t included in the dataset, so there are no named technicians to cite. Review trends in the area emphasize rapid response times, the value of 24/7 service, clear warranty terms and technicians who explain efficiency upgrades. When comparing bids, verify the C‑20 license, ask for permit confirmation, request references and ensure installation timelines and warranty coverage are documented.

Frequently Asked Questions

New AC installation in Tustin costs $138-$18,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.