CostGuideHQ

AC Refrigerant Recharge Cost: $200–$640 (Average $400) in 2026

Author: CostGuideHQ Editorial·✓ Fact-checked·Updated July 2026·7 min read·6 sources·US national averages, USD
Quick answerQuick answer: Most homeowners pay $200 to $640 to recharge a central AC's refrigerant, averaging around $400 nationally. Per pound, R-410A runs $50 to $80, R-22 (older systems) $90 to $150, and R-454B about $80. A recharge alone rarely fixes anything — refrigerant only drops when there's a leak to repair first.
  • A central AC recharge typically costs $200 to $640, averaging around $400 nationally (Fixr, This Old House).
  • Refrigerant type drives the per-pound price: R-410A costs $50 to $80 per pound installed, while older R-22 costs $90 to $150 per pound since production stopped in 2020 (HomeGuide, This Old House).
  • A recharge is almost never needed on its own — refrigerant doesn't get consumed, so a low charge nearly always means a leak that has to be repaired first, adding $200 to $1,500 (HomeAdvisor, HomeGuide).
  • Recharge cost scales with unit type: window units run $75 to $240, mini-splits $100 to $300, and central AC systems $150 to $600 (This Old House, Fixr).

How much does AC refrigerant recharge cost?

National average
$400
total service call
Typical range
$100–$2,000
Most projects
Whole project
$200–$640
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Cost by material / type

TypeLowHigh
R-410A (systems built 2010-2025)$50$80
R-22 (systems built before 2010)$90$150
R-454B (systems built 2025 or later)$80$80
Estimate your cost
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Rough estimate only — get local quotes for exact pricing.

What affects the cost?

  • Refrigerant type — R-410A runs $50-$80 per pound installed, R-454B (the newest, 2025-and-later refrigerant) costs about $80 per pound, and older R-22 costs $90-$150 per pound installed since production stopped in 2020 (HomeGuide, This Old House, HomeAdvisor)
  • AC unit type — window units cost $75-$240 to recharge, mini-splits $100-$300, and central AC systems $150-$600 (This Old House, Fixr, HomeGuide)
  • System size (tonnage) — more tonnage means more pounds of refrigerant needed at 2-4 lbs per ton, so a 1-ton unit runs $100-$350 while a 5-ton unit runs $500-$1,800 (HomeAdvisor)
  • Leak repair — a recharge alone is rarely the fix; refrigerant only drops if there's a leak, and repairing it costs $200-$1,500 depending on severity and location in the system (HomeAdvisor, HomeGuide, This Old House)
  • Leak detection/testing — diagnosing where the leak is costs $50-$300, or up to $500 for a full HVAC inspection (HomeAdvisor, HomeGuide)
  • Freon recovery and disposal — EPA rules require capturing and disposing of old refrigerant, adding $30-$300 in recovery/removal fees (HomeAdvisor, Angi, HomeGuide, This Old House)
  • Labor and service call rates — technicians charge $50-$200 per hour plus a $75-$200 service call or diagnostic fee to come out and find the problem (Fixr, HomeGuide, This Old House, Bob Vila)
  • Refrigerant scarcity/age of system — R-22 (Freon) production and import ended January 1, 2020, so supply keeps shrinking and per-pound prices keep climbing for pre-2010 systems that still need it (Fixr, HomeGuide, This Old House)

How much does an AC refrigerant recharge cost?

Most homeowners pay $200 to $640 for a central AC recharge, averaging around $400 nationally (Fixr, This Old House). Angi and HomeAdvisor both cite a tighter typical range of $200 to $500. The final bill depends heavily on unit type: a window unit runs $75 to $240, a mini-split $100 to $300, and a central AC system $150 to $600 (This Old House, Fixr, HomeGuide). Factor in a bigger leak repair or a large, hard-to-reach system, and Fixr’s cited range stretches to $100 on the low end up through $2,000 for a major leak fix on a 5-ton unit. That spread is wide because “recharge cost” really bundles two different jobs — topping off the refrigerant itself, and finding and fixing whatever let it escape in the first place.

Why does the refrigerant type — R-410A vs. R-22 vs. R-454B — change the price so much?

Refrigerant type is the single biggest swing factor in the per-pound price. R-410A, used in systems built between roughly 2010 and 2025, costs $50 to $80 per pound installed (HomeGuide, This Old House). R-22, the older standard found in pre-2010 systems, costs $90 to $150 per pound installed — nearly double — because the U.S. banned its production and import on January 1, 2020, and the remaining supply keeps shrinking (Fixr, HomeGuide, This Old House). R-454B, the newest refrigerant used in systems built 2025 or later, runs about $80 per pound (Angi, HomeAdvisor). Since most systems need 2 to 4 pounds of refrigerant per ton of cooling capacity (HomeAdvisor, HomeGuide), a 3-ton unit needing 6 to 12 pounds of R-22 can cost several hundred dollars more than the same job on an R-410A system.

Why is a recharge alone usually just a symptom, not a fix?

Because refrigerant doesn’t get consumed during normal operation — a system that’s low on charge almost always has a leak somewhere in the lines, coils, or connections (HomeAdvisor, HomeGuide, This Old House). Diagnosing where that leak is costs $50 to $300, or up to $500 for a full HVAC inspection (HomeAdvisor, HomeGuide). Once found, repairing it runs $200 to $1,500 depending on severity and how accessible the leak point is (HomeAdvisor, HomeGuide, This Old House). Skip the repair and just top off the refrigerant, and the level will drop again — it’s a temporary patch, not a solution, and running a system low on refrigerant for long stretches risks damaging the compressor. If the system is old and still runs on increasingly scarce R-22, it’s also worth asking a technician whether a central air or full AC unit replacement makes more financial sense than chasing leaks in an aging system.

How can you lower the cost of an AC recharge?

  • Fix the leak instead of just recharging repeatedly. Repeated top-offs without a repair cost more over time than paying $200 to $1,500 once to fix the actual leak (HomeAdvisor, HomeGuide).
  • Ask about bundling the leak repair and recharge into one visit rather than paying separate service call fees of $75 to $200 each time (Fixr, HomeGuide).
  • Check your warranty before paying out of pocket — manufacturer or home warranties can cover both the leak repair and the refrigerant on newer systems.
  • Get multiple quotes, since hourly labor rates alone range from $50 to $200 across contractors (Fixr, HomeGuide, This Old House).
  • If your system still runs on R-22, ask about the real math of repeated recharges. At $90 to $150 per pound and climbing, a few years of leak-and-refill cycles can approach the cost of replacing an aging window AC or upgrading to a system built for R-410A or R-454B.

Prices vary by region, system size, and how hard the leak is to find, so treat these figures as a planning budget. Get a written quote that separates the leak diagnosis, repair, and refrigerant cost so you know exactly what you’re paying for.

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Frequently asked questions

How much does it cost to recharge an AC's refrigerant?
Most homeowners pay $200 to $640 for a central AC recharge, averaging around $400 nationally (Fixr, This Old House). Angi and HomeAdvisor cite a tighter typical range of $200 to $500. Total cost swings widely with unit size, refrigerant type, and whether a leak needs repairing — Fixr puts the full realistic spread at $100 to $2,000.
How much does R-410A refrigerant cost per pound?
R-410A runs $50 to $80 per pound installed (HomeGuide, This Old House). Some sources quote a lower materials-only price of $12 to $25 per pound before labor is added (Fixr, Angi) — the installed price is what you'll actually pay a technician.
Why is R-22 (Freon) so much more expensive to recharge than newer refrigerants?
R-22 costs $90 to $150 per pound installed, roughly double R-410A (HomeGuide, This Old House). The U.S. banned R-22 production and imports on January 1, 2020, so every pound now comes from shrinking recycled and stockpiled supply — prices keep climbing as that supply shrinks (Fixr, HomeGuide).
What is R-454B, and how much does it cost?
R-454B is the newest residential refrigerant, used in systems built in 2025 or later, and runs about $80 per pound (Angi, HomeAdvisor). It's the replacement standard now that R-410A itself is being phased down under EPA rules.
Does the recharge price include fixing the leak that caused it?
Usually not — it's billed separately. Refrigerant doesn't get used up in normal operation, so a system that needs a recharge almost always has a leak, and repairing it costs $200 to $1,500 depending on severity and location (HomeAdvisor, HomeGuide). Diagnosing the leak first runs another $50 to $300 (HomeAdvisor, HomeGuide).
How much refrigerant does my AC need?
Most systems need 2 to 4 pounds of refrigerant per ton of cooling capacity (HomeAdvisor, HomeGuide). A common 3-ton central AC needs roughly 6 to 12 pounds, while a 5-ton system can need 10 to 20 pounds — which is why larger systems cost so much more to recharge.
Does the type of AC unit affect recharge cost?
Yes. Window units cost $75 to $240 to recharge, mini-splits $100 to $300, and central AC systems $150 to $600 (This Old House, Fixr, HomeGuide) — central systems cost the most simply because they hold the most refrigerant and take longer to service.
What do labor and service call fees add to the total?
Technicians charge $50 to $200 per hour, plus a $75 to $200 flat service call or diagnostic fee just to come out and find the problem (Fixr, HomeGuide, This Old House, Bob Vila).

Sources

Figures synthesized and cross-checked across these sources (retrieved 2026-07-28):

  • HomeAdvisor — Professional AC recharge costs range from $200 to $500, average about $600 (page's summary widget), sometimes as low as $100 or as high as $600. Cost of R-22 per pound $50-$80; R-410A per pound $12-$25; R-454B per pound about $80. R22 detailed section: $13-$21 per pound wholesale, $100-$150 per pound installed. By AC size: 1 ton (2-4 lbs) $100-$350; 3 tons (6-12 lbs) $250-$1,200; 5 tons (10-20 lbs) $500-$1,800. Freon recovery $50-$150; freon removal $30-$100; leak testing $100-$300 (also $50-$100 for a basic test); leak repair $200-$1,500. Labor $50-$150/hour, $100-$300 to diagnose a leak.
  • Angi — AC recharge costs between $200 and $500 per service; national normal range $200-$500, average $300, low end $100, high end $600. By AC type: window $100-$200, mini-split $100-$300, central AC $150-$600. Refrigerant per pound: R-22 $50-$80, R-410A $12-$25, R-454B $80. Labor $50-$150/hour; leak diagnosis $100-$300. Prep repairs: evaporator coil replacement $600-$2,000, compressor replacement $800-$2,300, condenser coil replacement $600-$2,400, new AC install $3,884-$7,938. Freon recovery $50-$150; freon removal $30-$100.
  • Fixr — National average range $250-$900, average cost $400, low-end $100, high-end $2,000. By unit type: window $100-$200, mini-split $100-$300, central AC $150-$600. By AC size: 1 ton $100-$350; 2.5 tons $200-$900; 5 tons $500-$1,800. Labor $50-$200/hour, minimum service fee $75-$200; R22 recovery fee $50-$150. Refrigerant cost per pound (materials only): R134A $4-$5, R407A $4-$6, R404A $4-$7, R422B $7-$9, R410A $12-$25, R22 (Freon) $50-$80.
  • HomeGuide — Freon refill costs $100-$320 for R410A or $180-$600 for R22. National average cost to recharge home AC $225, minimum $75, maximum $750, average range $100-$320. Service call/diagnostic fee $75-$200; leak detection $130-$300; freon recovery fee $30-$100; refrigerant leak repair & refill $225-$1,500; labor $50-$150/hour. Per pound installed: R410A $50-$80, R22 $90-$150, R404A $50-$70, R407A $60-$130, R134A $50-$110. By unit type: window $75-$240, central AC $100-$600, mini split $100-$300. R22 to R410A conversion $2,000-$4,500.
  • This Old House — Recharging AC with Freon costs $200-$640, average around $400. Cost spectrum low-end $75, average $325, high-end $1,500 (for a 2-ton unit needing 5 lbs, average scenario). Per pound material/installed: R134A $4-$10/$50-$110, R404A $4-$7/$50-$70, R410A $4-$8/$50-$80, R407A $5-$12/$60-$130, R22 $13-$21/$90-$150. By AC size (R-410A): 1 ton (2-4 lbs) $100-$320; 2 tons (4-8 lbs) $200-$640; 5 tons (10-20 lbs) $500-$1,600. By unit type: central AC $150-$600, heat pump $150-$600, mini-split $100-$300, window $75-$240. Labor: flat $50-$130 service call plus $50-$150/hour. Leak repair $400-$1,500. Recovery/disposal fee $30-$100 if billed separately.
  • Bob Vila — AC repair typical range $100-$610, national average $369. Having Freon recharged or refilled costs between $100 and $350, typically done after a leak is repaired. Freon is charged per pound, with a range of $125 to $150 per pound. Basic service call fee $75-$200; labor $75-$150/hour. Central air units repair range $100-$500.

Sources agree closely on the headline number: This Old House and Fixr both cite a $400 national average, and Angi's normal range ($200-$500) matches HomeAdvisor's stated range of the same figures. HomeAdvisor's own page is internally inconsistent — it states 'Professional AC recharge costs range from $200 to $500' but its cost-summary widget lists the average as $600, apparently a templating artifact; the $200-$500 range is the more reliable, source-consistent figure, so range_low_usd/range_high_usd/national_average_usd here lean on the cluster shared by Angi, Fixr, HomeGuide, and This Old House. range_low_usd ($100) and range_high_usd ($2,000) reflect the full low-to-high spread cited across sources, from a small window-unit top-off (HomeAdvisor, Angi, Fixr all cite $100 as a low end) to Fixr's cited high end of a major leak repair plus recharge on a large central system. project_low_usd/project_high_usd ($200-$640) represent the tighter, more typical central-AC recharge band (HomeAdvisor/Angi normal range low; This Old House's central-AC high end). Per-pound figures vary by whether a source is quoting wholesale/materials-only cost or fully-installed cost with labor: Fixr's per-pound table is explicitly materials-only ($12-$25 for R-410A, $50-$80 for R-22), while HomeGuide and This Old House give installed per-pound figures ($50-$80 for R-410A, $90-$150 for R-22) that include labor. by_type here uses the installed figures since that's what a homeowner actually pays. All sources agree a recharge alone, without fixing the underlying leak, is a stopgap — refrigerant doesn't get consumed or wear out, so a system that's low almost always has a leak somewhere.