10 Best Furnace Replacement Companies in Kansas City, MO.

Kansas City's long, cold winters put heavy seasonal demand on home heating systems, increasing the need for timely furnace replacement before freeze events. Searches for the best furnace replacement companies in Kansas City, Missouri often spike in October and November, so schedule evaluations in early fall (August–September) to avoid winter backlogs.

Quick Picks

Vouched Score: 88
Best for Gas Furnace ReplacementA.B. May Heating, A/C, Plumbing & Electrical
Gas furnace changeout + combustion safety
Best for Furnace + AC ChangeoutMidwest Heating Cooling & Plumbing
Furnace + AC full-system changeout
Best for Commercial Furnace ReplacementBuckner's Heating, Cooling, and Plumbing
Commercial / rooftop-heating replacement
NATE certified
3-Year labor warranty
Best for Honest Replace-vs-RepairPremier Comfort Heating & Cooling
Best for High-Efficiency (95%+ AFUE) UpgradesLuna Heating and Cooling
Yes

Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.

What separates these 10 Kansas City pros on reviews, warranties and emergency response

#ProviderScoreGoogleYearsBest for
1A.B. May Heating, A/C, Plumbing & Electrical884.8 (19,480+)67+
★ Highest Vouched ScoreGas Furnace ReplacementNATE-Certified Installer

Editorial: A.B. May lists same-day service alongside 24-hour emergency support. The company advertises NATE-certified technicians on its website. A.B. May notes upfront flat-rate pricing and financing options. Founded in 1959, A.B. May reports 65+ years serving the metro. Kansas City's hot summers increase emergency cooling demand, which A.B. May says it handles around the clock.

Strengths:
  • High Google rating (4.8★ across 19498 reviews)
  • Long-established (67+ years in business)
  • NATE-certified technicians
When to choose them
  • You need same-day AC repair
  • You need after-hours AC repair
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.8★, 19,498 reviews)
2Buckner's Heating, Cooling, and Plumbing864.9 (1,640+)43+
Commercial Furnace Replacement
3Anthony Plumbing, Heating, Cooling & Electric864.9 (3,225+)75+

Editorial: AC repair focus emphasizes diagnostic-first service and same-day outcomes, per their site. Anthony Plumbing cites emergency response available 24/7 for no-cooling calls. Anthony Plumbing notes over 75+ years serving the Kansas City metro. Per their website, technicians are background-checked and financing options are available.

Strengths:
  • High Google rating (4.9★ across 3227 reviews)
  • Long-established (75+ years in business)
  • Background-verified team
Reviewers praise:
  • fast emergency response
  • punctuality
  • transparent pricing
When to choose them
  • You need AC tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 3,227 reviews)
  • You value a long-tenured local operator (75+ years in business)
4Midwest Heating Cooling & Plumbing854.9 (1,410+)64+
Furnace + AC Changeout

Editorial: Midwest leads with ducted heat-pump installations and Trane or Lennox systems, per their site. Midwest lists NATE-certified technicians among its staff. Midwest ties three generations of family ownership to Kansas City's seasonal extremes and home styles. Midwest states emergency service is available, day or night. Review excerpts praise punctual crews and clear installation explanations.

Strengths:
  • High Google rating (4.9★ across 1415 reviews)
  • Long-established (64+ years in business)
  • NATE-certified technicians
Reviewers praise:
  • punctuality
  • transparent pricing
  • competent installations
  • thorough explanations
When to choose them
  • You need heat pump replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (4.9★, 1,415 reviews)
5LBA Air Conditioning, Heating & Plumbing834.7 (3,260+)41+
Labor Warranty

Editorial: LBA lists flexible financing options for high-ticket central AC replacements.

Strengths:
  • High Google rating (4.7★ across 3264 reviews)
  • Long-established (41+ years in business)
  • Emergency response: same-day
When to choose them
  • You need same-day AC replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.7★, 3,264 reviews)
  • You value a long-tenured local operator (41+ years in business)
6Premier Comfort Heating & Cooling805.0 (415+)
Honest Replace-vs-Repair

Editorial: Premier Comfort leads with focused furnace replacement capability and full-system changeouts. The company states it performs a thorough exam before recommending replacement. Premier Comfort notes same-day availability and 24/7 emergency response. The business emphasizes family-owned local operations in the Kansas City metro. Seasonal cold winters in Kansas City make timely furnace repairs essential during winter months.

Strengths:
  • High Google rating (5.0★ across 415 reviews)
  • Emergency response: 24/7
  • Free estimates
Reviewers praise:
  • punctuality
  • fast emergency response
  • transparent pricing
  • smooth installations
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You prefer a family-owned operation
7Luna Heating and Cooling794.9 (230+)
High-Efficiency (95%+ AFUE) Upgrades

Editorial: Luna emphasizes furnace and full-system replacements with matched furnace-plus-AC packages. The company advertises a 12-year parts-and-labor warranty. Kansas City winters make high AFUE and correct venting especially important. Reviewers note next-day installations and thorough technician walkthroughs at completion.

Strengths:
  • High Google rating (4.9★ across 231 reviews)
  • Emergency response: 24/7
  • 12-Year labor warranty
Reviewers praise:
  • next-day service
  • punctuality
  • thorough walk-throughs
  • tidy installations
When to choose them
  • You need furnace + AC system replacement
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
8A-1 HVAC774.9 (400+)

Editorial: Furnace replacement and full-system changeouts are highlighted on A-1 HVAC's site. A-1 HVAC notes certified technicians on its team. Kansas City winters are noted as a reason to size and service furnaces carefully. A-1 HVAC advertises financing options and 24/7 emergency response for urgent heating failures.

Strengths:
  • High Google rating (4.9★ across 402 reviews)
  • Emergency response: 24/7
  • Financing available
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
9Better Service Heating, Cooling, and Plumbing704.8 (295+)

Editorial: Furnace replacement and installation are listed across their site.

Strengths:
  • High Google rating (4.8★ across 299 reviews)
  • Emergency response: same-day
  • 10-Year labor warranty
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
10City Wide Heating and Cooling604.8 (40+)77+

Editorial: Furnace repair focus is emphasized through City Wide's furnace diagnostics offering. City Wide states free estimates and a furnace tune-up program on its site. City Wide notes emergency service (24/7 advertised) for winter no-heat calls. City Wide highlights Duval family ownership and over 75 years serving Kansas City. Kansas City's cold winters increase the need for fast diagnostic and combustion checks.

Strengths:
  • Long-established (77+ years in business)
  • Emergency response: 24/7
  • Satisfaction guarantee
Reviewers praise:
  • knowledgeable technicians
  • efficient repairs
  • answered questions
  • friendly communication
When to choose them
  • You need same-day or after-hours service
  • You prefer a family-owned operation
  • You value a long-tenured local operator (77+ years in business)

Score column blends public-record signals, customer reviews, and editorial assessment. Best for picks reflect our editorial weighting of those same signals against each category. See full methodology →

Typical Furnace Replacement costs in Kansas City, MO (2026)

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Estimated ranges for Kansas City, MO. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
Full gas furnace replacement (80% AFUE, installed)$2,900–$6,300
High-efficiency condensing furnace (95%+ AFUE, installed)$4,350–$9,200
Modulating / two-stage variable-speed (ECM) furnace upcharge$580–$1,950
Condensing-furnace venting + condensate conversion (80%->95% AFUE)$580–$1,750
Gas line / electrical / permit modification (changeout)$145–$870
Electric furnace / air-handler replacement (installed)$1,950–$4,850

How were providers evaluated on response time, warranty and local licensing?

This guide evaluated 10 Kansas City furnace replacement providers on emergency response, warranty terms, pricing models, certifications, and Google review volume. Key signals included advertised emergency availability, labor-warranty length, flat-rate versus estimate-based pricing, and NATE certification presence. Findings reference Google Maps and provider disclosures.

  • A.B. May lists flat-rate pricing and NATE certification, and has 19,480 Google reviews, per Google Maps data.
  • Anthony Plumbing, Heating, Cooling & Electric states flat-rate pricing and reports 75+ years in business.
  • Luna Heating and Cooling lists a 12-year labor warranty and offers free estimates, per its provider notes.
  • LBA Air Conditioning, Heating & Plumbing notes a 3-year labor warranty and advertises emergency service availability.
  • Buckner's Heating, Cooling, and Plumbing lists free estimates and commercial furnace experience, per provider data.

Compare these objective signals with state licensing records and Google review volume before contacting any provider, and consult BBB records for accreditation details.

How do I choose a Furnace Replacement Company in Kansas City?

  1. Verify state license status on the Missouri licensing board.
  2. Compare labor warranties and heating-efficiency options.
  3. Confirm pricing model: flat-rate or itemized estimate.
  4. Request written emergency-response and installation timelines.
  5. Check recent Google reviews and BBB records for complaints.

5 furnace replacement issues Kansas City homeowners run into during winter swaps

Most common furnace replacement problems in Kansas City stem from heavy winter demand and freeze-thaw stress on older systems, which often causes delayed installs, rushed sizing mistakes, and corrosion-related failures during cold snaps. Planning ahead reduces emergency swap risks during peak winter weeks.

  • Delayed installation windows. High winter demand in Kansas City creates scheduler backlogs, so homeowners face multi-week waits for replacement appointments during cold spells.
  • Incorrect system sizing. Rushed winter swaps in Kansas City sometimes lead to undersized furnaces that struggle on subfreezing nights and cycle excessively.
  • Corrosion and flue damage discovered at swap. Freeze-thaw cycles and seasonal moisture in Kansas City reveal rusted heat exchangers or vent issues during removal, requiring additional repairs.
  • Old duct leaks worsen heat loss. Replacing a furnace in Kansas City often exposes leaky ducts; the region’s cold winters make those heat losses much more noticeable after install.
  • Supply shortages for specific parts. Peak-season demand in Kansas City can cause shortages of common replacement parts, extending project timelines and causing interim heating risk.
Red flag: if a quoted timeline is ambiguous during a Kansas City cold snap, request a firm install date and written timeline to avoid prolonged exposure to freezing temperatures.

How Kansas City's population and local codes shape Furnace Replacement timing and permits

Long, cold winters and local permitting rules drive furnace replacement demand in Kansas City, Missouri. Homeowners face seasonal scheduling pressure and code checks under locally administered licensing. This raises the need for contractors who offer emergency service and experience with efficiency-tier equipment and permit-ready installations.

Kansas City's long heating season increases call volume during fall and winter months.

Freeze-thaw cycles expose corroded heat exchangers and venting problems during removals.

Missouri has no statewide HVAC license; local jurisdictions handle licensing and permit review.

Impact: tighter install windows, more code inspections, and higher risk of emergency failures during cold snaps.

Because of that, look for evaluated providers who advertise emergency service availability and permit experience.

Many of the shortlisted providers offer emergency service, helping avoid prolonged loss of heat.

Connection to capabilities: contractors familiar with efficiency-tier equipment can size furnaces to meet local 2018 IECC requirements.

Top installers on the shortlist hold NATE certification and handle furnace-type exchanges to match efficiency tiers.

Flat-rate pricing and written timelines reduce scheduling uncertainty during high-demand months.

Stat: The evaluated provider group averages a high rating across many reviews, indicating widely used local expertise.

What should Kansas City homeowners ask before hiring a Furnace Replacement contractor?

How do I get a quote from these furnace replacement companies?
Submit one request on this page and we send it to the vetted furnace replacement pros in Kansas City, MO listed here. They send quotes back — no obligation.
What does furnace replacement service typically run in Kansas City, MO?
Full gas furnace replacement typically runs $2,900–$6,300, and high-efficiency condensing furnace runs $4,350–$9,200 in Kansas City, Missouri. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
Do Kansas City homeowners need a city-issued permit for furnace replacement?
Yes. Permit requirements are set by the local jurisdiction rather than the state. Kansas City and nearby municipal offices administer permits and inspections. Ask the contractor which city permit they will pull and whether they include permit fees and inspection scheduling in the written estimate. Request permit references and the permit number for the job to confirm inspection status.
Does Missouri require a statewide HVAC license for furnace replacement in Kansas City?
No. Missouri has no statewide HVAC license; licensing is handled locally by each jurisdiction. Homeowners should verify that the chosen installer holds any city- or county-level trade credentials required for Kansas City installations. Ask the contractor for license numbers, business registration, and proof of local compliance before signing a contract.
When is it realistic to request a same-day furnace replacement in Kansas City?
Same-day replacement is possible but limited by parts, crew availability, and permit timelines. During cold snaps, demand spikes and same-day slots fill quickly. Ask if the contractor stocks common furnace models and can provide emergency dispatch. Confirm whether a same-day job includes temporary heating solutions and a written timeline for completion.
When is the busiest season for furnace replacement in Kansas City?
Late fall through winter is the busiest period, driven by colder temperatures and freeze events. Scheduling during that window often requires booking weeks in advance. For non-urgent replacements, consider scheduling in late summer or early fall to avoid peak demand and reduce the risk of emergency installs during cold snaps.
What factors most affect pricing for furnace replacement in Kansas City?
Several local factors affect pricing: the home’s age and access for removal, venting and duct modifications, required permit work, and seasonal demand. Efficiency tier selection and required electrical or gas work also influence the final cost. Review the itemized estimate and ask which scope items could change the total before signing a contract.
How do I find a high-efficiency furnace specialist in Kansas City?
Look for contractors who list manufacturer-dealer status, NATE-certified technicians, and documented experience with high-efficiency installations. Ask for recent project photos and references for high-efficiency exchanges. Confirm familiarity with local 2018 IECC efficiency requirements and request a written efficiency-performance estimate for the recommended model.
What should I verify when hiring someone for a gas furnace replacement in Kansas City?
Verify the installer’s experience with gas piping, combustion safety testing, and venting code compliance. Ask for proof of relevant city permits and documentation of post-installation carbon-monoxide and draft tests. Request certificates showing completed pressure and leak tests, plus any warranties and the terms for gas-valve or heat-exchanger coverage.
Can a contractor handle a combined furnace and air-conditioner replacement for a Kansas City home?
Yes, many contractors handle furnace and AC swaps, but combining projects increases coordination needs. Confirm the contractor’s experience with matched-system sizing, refrigerant handling credentials, and whether they submit permit paperwork for both trades. Ask for a single, itemized contract covering sequencing and any temporary comfort measures during installation.

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