Whats the easiest cheapest best way to plan a flight from MSP to DEN with a rental car, 5-28 12pm- 5-31- 3pm?

Either Northwest or Frontier has nonstops for 179 rt including taxes.





You can search them both on kayak.com and book the flight whose times you like.








As for the rental car, you book that seperatly on kayak. I have no idea what size car you want or whether you want any of the optionsWhats the easiest cheapest best way to plan a flight from MSP to DEN with a rental car, 5-28 12pm- 5-31- 3pm?
Please check:


Tips:


a- use flexible dates


b- use alternative airports





http://www.hotwire.com/





http://www.cheapoair.com/





http://www.kayak.com/





http://www.orbitz.com/





http://www.priceline.com/





http://www.expedia.com/default.asp





http://www.farecompare.com/





http://www.farecast.com/





http://www.airfarewatchdog.com/





http://www.cheapair.com/