Oct 11 (Reuters) - Spirit Airlines Inc :
* September load factor 82.2 percent, down 0.3 points
* Traffic (revenue passenger miles) in September 2012 increased 29.7 percent
versus September 2011-SEC filing
* Estimates its total revenue per ASM (rasm) for the third quarter 2012
decreased 3 to 4 percent year-over-year.
* Says estimates its casm ex-fuel for Q3 was between 6.00 cents and 6.05 cents
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