Flights from Las Vegas, NV to St. Louis, MO

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Best Deals on Flights From Las Vegas, NV (LAS) to St. Louis, MO (STL)

*Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

Flights Deals from Las Vegas, NV to St. Louis, MO on Frontier

$
Flights Deals from Las Vegas, NV to St. Louis, MO on Frontier
From
To
Las Vegas, NV (LAS)St. Louis, MO (STL)One-way
/
Departing Dec 13, 2025

From

$43

Last seen: 6 hours ago

*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

Las Vegas, NV St. Louis, MO

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