[ad_1] Southwest Airlines passenger planes are seen at Chicago’s Midway Airport in Illnois May 31, 2012. (credit: KAREN BLEIER/AFP/GettyImages) DENVER (CBS4) — Looking for a cheap flight? Southwest Airline’s semi-annual 72-hour sale …
Read More »[ad_1] Southwest Airlines passenger planes are seen at Chicago’s Midway Airport in Illnois May 31, 2012. (credit: KAREN BLEIER/AFP/GettyImages) DENVER (CBS4) — Looking for a cheap flight? Southwest Airline’s semi-annual 72-hour sale …
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