Save on flights for spring/late summer travel with the current St. Patrick's Day sale from Southwest.

Fares are valid for domestic nonstop travel from April 8 through June 14, and again from August 22 through September 27.

Tickets must be booked by 11:59pm, March 19.

Please note, these fares are only available on Other carriers regularly match these sale fares, so be sure to compare to find the best deal.

Fares include:

Baltimore to Atlanta $174 round-trip

Baltimore to Charlotte $226 round-trip

Tampa to Baltimore $236 round-trip

Phoenix to Las Vegas $98 round-trip

Phoenix to Austin $278 round-trip

Los Angeles to Las Vegas $128 round-trip

Los Angeles to Austin $288 round-trip

Portland to Oakland $126 round-trip

Chicago to Baltimore $260 round-trip

Seattle to San Diego $198 round-trip

Raleigh-Durham to Houston $208 round-trip

San Diego to Austin $218 round-trip

Salt Lake City to Oakland $162 round-trip

Jacksonville to Baltimore $260 round-trip

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