Cheap Flights to St. Louis (STL)

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Cheap Flights to St. Louis (STL)

Looking for a cheap last-minute deal or the best round-trip flight to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

Flight deals to St Louis

Frontier Airlines

Houston
2024-08-19

St Louis

USD 61

One-way F9 Economy fare found on 2024-07-22

Frontier Airlines

Houston
2024-08-19

St Louis

USD 61

One-way F9 Economy fare found on 2024-07-22

Frontier Airlines

Orlando
2024-08-13

St Louis
2024-08-20

USD 64

Round Trip F9 Nonstop Economy fare found on 2024-07-20

Frontier Airlines

Orlando
2024-08-13

St Louis
2024-08-20

USD 64

Round Trip F9 Nonstop Economy fare found on 2024-07-20

Frontier Airlines

Houston
2024-08-19

St Louis

USD 67

One-way F9 Economy fare found on 2024-07-22

Frontier Airlines

Houston
2024-08-19

St Louis

USD 67

One-way F9 Economy fare found on 2024-07-22

Frontier Airlines

Denver
2024-08-03

St Louis

USD 71

One-way F9 Nonstop Economy fare found on 2024-07-23

Frontier Airlines

Denver
2024-08-03

St Louis

USD 71

One-way F9 Nonstop Economy fare found on 2024-07-23

Frontier Airlines

Denver
2024-08-03

St Louis

USD 71

One-way F9 Nonstop Economy fare found on 2024-07-22

Frontier Airlines

Houston
2024-07-24

St Louis

USD 72

One-way F9 Economy fare found on 2024-07-12

*Prices are per person and are for e-tickets and include all taxes & fees in USD.

*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.

*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights to St Louis (STL)

Which airlines fly to St Louis?

Southern Airways, Spirit Airlines, Frontier Airlines, Delta Airlines Airlines flying the most to St Louis (STL)

What is the cheapest flight to STL Airport?

In the past couple of days, the cheapest tickets to STL were found on Frontier Airlines : USD 61

What are the most popular origin to St Louis (STL)?

Travelers frequently travel from Denver, Las Vegas, Orlando, Miami, Chicago, Boston, Baltimore, Houston, New Orleans, Ontario, San Francisco, Pensacola to St Louis (STL)