Frontier is celebrating its 22nd birthday today with fares starting at $20.

Here are some sample $20 flights:

Atlanta to: Orlando, Pittsburgh, Miami

Charlotte to: Orlando

Chicago to: Pittsburgh, Nashville

Cleveland to: Philly, Raleigh-Durham

Dallas to: Denver

Denver to: Dallas, Phoenix, Salt Lake City

Las Vegas to: San Francisco, Salt Lake City, Colorado Springs

Orlando to: Raleigh-Durham, Atlanta, Charlotte

Philly to: Raleigh-Durham, Columbus, Cleveland

San Francisco to: Las Vegas

As a note, I held a poor man’s drawing here for a $20 Frontier voucher, and the winner has been notified. Congrats!