You can try on Tampa, Fla., for size for $204 round trip from LAX on Southwest

When the weather’s at its nicest, fares usually balloon, but not this $204 round trip from LAX to Tampa, Fla., on Southwest. 

The fare, which includes all taxes and fees and is subject to availability, is for travel Mondays through Thursdays and on Saturdays through April 29. There is no minimum...