Cheap Flights from Boise Airport to St. Louis (STL) Find and Compare the Best Airline Deals

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2025/8
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Other Destinations from:Boise (Idaho)
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Buffalo Niagara Airport－St. Louis(Lambert)
USD234〜
Bob Hope Airport－St. Louis(Lambert)
USD466〜
* Fares vary in accordance to seat availability

Boise (Idaho)Boise AirportSt. LouisSt. Louis Lambert International Airport