I spent about $23 an hour for Frontier Airlines' premium class. I'd upgrade again, but only on one kind of flight.

Business Insider•Tue, Aug 11, 2026, 03:46 PM•2 min read

Upgrading to Frontier UpFront Plus in a Business Bundle for my short domestic flight worked out and felt like a fair value, but it had pros and cons.

Source: [Business Insider](https://www.businessinsider.com/frontier-premium-upfront-plus-upgrade-review-worth-it-pros-cons-2026-8)

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