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Airfares & Flight Deals to Alto Pass

Originating	From
Denver (DEN) to St Louis (STL)	$187
Pittsburgh (PIT) to St Louis (STL)	$189
New York City (NYC) to St Louis (STL)	$245
Philadelphia (PHL) to St Louis (STL)	$247
Dallas/Fort Worth (DFW) to St Louis (STL)	$256