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The cost to replace Freon varies by the amount needed since it is charged by the pound. The typical charge starts with an $89 service call to visit the home and inspect your AC system. From there, the cost to add Freon is $68 for the first pound and $58 for each pound thereafter.
Manufacturers may not produce R-22 air conditioners and heat pumps after January 1, 2010. A 30 pound tank of R-22 is about $375 or $12.50 per pound as of 05-2014. This is actually about $1 less than R-410a, yet service companies will charge as much as $70 per pound to the consumer.une 3, 2009 Tulsa, OK -------- I paid $35 for a pound of R-22 today. Another answer Freon prices vary. A few factors involved in charging an a/c unit are the factory charge, linset length, and indoor coil size.