Cheap Fares. United Airlines. flights from United Airport Hubs. $297-$310. Almost NO Limits on Dates. Domestic Flights.

Example:
Fly from Newark to San Francisco – almost no limitations, now to next year from what I see in the calendar. Fridays flights too! for $297
Check out other United Airlines airport hubs.
I also did EWR to LAX for $294-$304 and no limitations either.
https://www.google.com/flights/
https://www.bloomberg.com/news/articles/2017-08-29/united-s-fare-cuts-spread-fueling-risk-of-new-airline-price-war
BONUS: Also forcing other airlines to match prices too! so NOT just United Airlines at some airports! Jet Blue is matching similar flights as well.