Cheap Flights to St. Louis County from $24

Popular airlines to St. Louis County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Air Canada

    Air Canada

How much is the cheapest flight to St. Louis County?

Prices were available within the past 7 days and start at $24 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Southwest Airlines
United
American Airlines
Spirit Airlines

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Airports in St. Louis County

Prices were available within the past 7 days. Prices and availability are subject to change.

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

St. Louis County Flights Information

Airlines serving
Frontier Airlines, Southwest Airlines, United, American Airlines, Delta, Spirit Airlines
Roundtrip price
from $48

Trending flights to St. Louis County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
*Available to One Key members.