Southwest Airlines is always one of the best options for cheap flights, and right now they have a great promotion they call ‘Click ‘n Save® this Summer!‘ You have to book by June 5 and travel between June 17 and October 30, and you also have to travel on a Tuesday or Wednesday, but once you jump through all those hoops you can get some of the best prices anywhere for domestic flights in the United States.

Here are a few sample fares, so you can see how cheap these deals are compared to most other airfares you can find these days:

Los Angeles $48 one-way, to/from San Francisco, CA
Denver $84 one-way, to/from San Diego, CA
Chicago $114 one-way, to/from Ft. Lauderdale, FL
Orlando $62 one-way, to/from New Orleans, LA
Portland, OR $70 one-way, to/from Reno/Tahoe, NV