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Last Published Fare:
$384 Flight from Harlingen to (HRL-STL),
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Found by other travelers: Harlingen, TX (HRL) to St. Louis, MO (STL)
There are approximately 24 flights covering the route from Valley International Airport in Harlingen to Lambert-St. Louis International Airport in , provided by as many as 3 airlines.
The following airlines often offer cheap flights from Harlingen to
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