Amid the hoopla of Frontier adding dozens of destinations and routes today, they posted a surprising unannounced fare sale:

In October, you can fly non-stop between San Francisco and Orlando for only $20 each way.

This sale does not require Frontier’s Discount Den membership.

Check out the fare calendar for October:

The San Francisco to Orlando flight is overnight:

This sale looks to apply for either SF to Orlando, or Orlando to SF.

Here is what the Orlando to SF flight looks like:

Here is a link to Frontier’s site.

Here is my review of the SF to Orlando flight.

Please comment if you find any other hidden sales from Frontier!

*Update: This deal appears to only work when searching roundtrip flights.

*Update 2: Looks like this works for some October dates between SF and Atlanta as well, though this appears to require Discount Den membership: