Amazingly cheap summer flights across the USA for only $36 roundtrip!!
These are part of a huge Frontier sale where many US domestic routes are only $18 one-way!!
For example, fly from Cincinnati to Atlanta during the summer for only $18 one-way (see image below).
Use promo code SAVE25 for 25% off.
Click the GO TO DEAL button below and select your departure city to view all deals available.
Availability from June to September 2018
The Frontier website conveniently allows you to view prices for the whole month so there is no need for a list of example dates from us.