"Surging prices" refers to a situation where the cost or value of something is rapidly increasing.
Sentences with «surging prices»
Then I could put surge pricing in at night, just like they do. (nystateofpolitics.com)
First, he wanted you to pay for his car insurance, and there was no reason he needed to start charging surge pricing on your way home from work. (policygenius.com)
Their results demonstrate that consumers can benefit from surge pricing. (sciencedaily.com)