Update: this popular deal may have sold out. See more deals >
Fly all over the country on the cheap with the latest United sale. The airline has cut prices on over 30 domestic routes, with round-trip fares going from $138. These are the rules:
– You can fly March 4 through May 21.
– Round-trip purchase required.
– 14-day advance purchase required.
– Sale expires February 27, or while availability lasts.
