Delta Airlines offers select roundtrip fares in the U.S. starting at $178, as provided by ShermansTravel. (Click on "" in the main paragraph to see this sale; all taxes are included.) That's the lowest non-weekend base rate we've seen from Delta and a current low for select routes by $11. This price is valid on flights departing from Las Vegas, NV, (LAS) to Salt Lake City, UT, (SLC) on February 10; prices vary depending on the departure cities and dates chosen. Book this travel deal by January 23 for travel January 30 through June 11. Other notable fares:

New York (JFK) to Tampa (TPA) from $208

Fort Lauderdale (FLL) to New York (LGA) from $218

Los Angeles (LAX) to Miami (MIA) from $304

see all available Delta fares