5 HVAC Service Contractors in SeaTac, WA
Top-Rated HVAC Service Contractors in SeaTac
AC Electric Service
“Twenty-three reviewers awarded five-star ratings, with multiple clients specifically naming Eddie, Andy, and Timothy while describing both routine replacements…”
All HVAC Service Contractors (5 total)
HVAC Service Costs in SeaTac
General HVAC service pricing across maintenance, repair, and installation in SeaTac.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $81 | $130 | $216 |
Routine tune-up (single system) | $76 | $135 | $216 |
Standard repair (avg) | $162 | $648 | $1,296 |
Major repair (compressor, heat exchanger) | $1,620 | $2,700 | $3,780 |
New system installation (mid-range) | $7,020 | $11,340 | $15,120 |
Full HVAC replacement AC + furnace combined | $12,517 | $14,504 | $15,228 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in SeaTac, WA: What to Expect
SeaTac sits in the Seattle metropolitan area where winters drop to around 37 F with frequent rain, while summers rarely climb past 76 F yet have seen increasingly intense heat waves in recent years. Historically a heating-dominated market, the region has watched rapid AC adoption reshape homeowner priorities, and heat pump systems are now gaining serious traction among buyers. Five contractors serve the area with an average rating of 4.6 across 2,604 customer reviews, and two of them offer 24/7 availability for HVAC Service in SeaTac.
Service calls and diagnostics run $81 to $216 per visit, routine single-system tune-ups cost $76 to $216, and standard repairs average $162 to $1,296 depending on the issue. Because Washington State does not require a statewide HVAC license, contractors must maintain local business licenses and any city-specific credentials to operate legally, which means checking that your chosen pro holds valid municipal permits before work begins.
Customer feedback points to distinct strengths among local teams. Fox Plumbing, Heating & Cooling earns praise for technician communication, thorough diagnostic explanations, and practical repair options, though some reviewers flag concerns about diagnosis fees and drain cleaning costs. AC Electric Service draws multiple five-star reviews where clients specifically name Eddie, Andy, and Timothy for handling both routine replacements and challenging service panel upgrades. At MacDonald-Miller Facility Solutions, technician Carlos appears in favorable reviews for delivering thorough work despite mixed overall feedback.