Cheap Flights to St. Clair County from $44 (2026/2027)

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O'Fallon

Flights
O'Fallon

How Much Does it Cost To Fly To St. Clair County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Dec 5 - Wed, Dec 9
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 6 days ago
$58
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Dec 5 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Dec 9, priced at $58 found 6 days ago
Fri, Oct 30 - Thu, Nov 5
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 11 hours ago
$58
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Fri, Oct 30 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Nov 5, priced at $58 found 11 hours ago
Thu, Nov 5 - Mon, Nov 9
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$61 Roundtrip, just found
$61
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 5 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Nov 9, priced at $61 just found
Mon, Nov 9 - Mon, Nov 16
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$64 Roundtrip, just found
$64
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 9 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Nov 16, priced at $64 just found
Fri, Oct 30 - Mon, Nov 2
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 2 hours ago
$68
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Fri, Oct 30 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Nov 2, priced at $68 found 2 hours ago
Fri, Nov 6 - Fri, Nov 6
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$71 Roundtrip, found 20 hours ago
$71
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Nov 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Nov 6, priced at $71 found 20 hours ago
Fri, Nov 20 - Fri, Nov 27
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$148 Roundtrip, found 16 hours ago
$148
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Fri, Nov 20 from Orlando Intl. to Lambert-St. Louis Intl., returning Fri, Nov 27, priced at $148 found 16 hours ago
Wed, Nov 25 - Wed, Dec 2
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$158 Roundtrip, found 1 day ago
$158
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Nov 25 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Wed, Dec 2, priced at $158 found 1 day ago
OriginDestinationTravel DatesFlights From*
DFWSt. LouisNovember 5 to November 9$61
PGDMascoutahJanuary 16 to January 23$140
ORFSt. LouisNovember 19 to December 2$163
BNASt. LouisJanuary 1 to January 3$170
CLESt. LouisNovember 4 to November 5$182
DCASt. LouisNovember 18 to November 19$192
CLTSt. LouisNovember 5 to November 9$200
AUSSt. LouisNovember 18 to November 21$200
RSWSt. LouisNovember 19 to November 22$338
PVDSt. LouisNovember 21 to November 26$341
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
BNASt. LouisOctober 10 to October 12$316
DFWSt. LouisOctober 9 to October 11$320
CLESt. LouisOctober 10 to October 12$347
PGDMascoutahOctober 11 to October 15$380
CLTSt. LouisOctober 9 to October 12$495
AUSSt. LouisOctober 9 to October 12$515
ORFSt. LouisOctober 9 to October 12$521
DCASt. LouisOctober 9 to October 11$587
RSWSt. LouisOctober 11 to October 14$919
*Prices include taxes and fees

Best St. Clair County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Nov 12 - Nov 16

4 night stay

Atlanta (ATL) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Coach
Save 100% on your flight
Price was $741, price is now $391 per person
$391
per person
found 1 day ago
The Knight Center at Washington University
2.5-star property

The Knight Center at Washington University

Nov 12 - Nov 16

4 night stay

Atlanta (ATL) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Coach
Save 100% on your flight
Price was $642, price is now $485 per person
$485
per person
found 1 day ago
Ameristar Casino Resort and Spa
4.5-star property

Ameristar Casino Resort and Spa

Nov 13 - Nov 16

3 night stay

Atlanta (ATL) to St. Louis (STL)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $556, price is now $427 per person
$427
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Atlanta to St. Clair County
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Travelers ❤️ These St. Clair County 🏨

Casino Queen Hotel

Casino Queen Hotel

3 out of 5
200 Front Street East St. Louis IL
Book a stay at this business-friendly hotel in East St. Louis. Enjoy free WiFi, free parking, and a casino. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Enterprise Center and St. Louis Union Station are located nearby.
7.8/10 Good! (2,179 reviews)
"We had to ask for shampoo and towels and they were not placed in the restroom. Called front desk and asked for the room to be cleaned and it was not."

Reviewed on Oct 7, 2026

Opens in a new windowCasino Queen Hotel
Drury Inn & Suites St. Louis Fairview Heights

Drury Inn & Suites St. Louis Fairview Heights

3 out of 5
12 Ludwig Dr Fairview Heights IL
Book a stay at this business-friendly hotel in Fairview Heights. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions St. Claire Square Mall and Stonewolf Golf Course are located nearby.
Opens in a new windowDrury Inn & Suites St. Louis Fairview Heights
Clayton Plaza Hotel & Extended Stay

Clayton Plaza Hotel & Extended Stay

3.5 out of 5
7750 Carondelet Avenue St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and the pool in our reviews. Popular attractions St. Louis Zoo and Forest Park are located nearby.
Opens in a new windowClayton Plaza Hotel & Extended Stay
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Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

4 out of 5
315 Chestnut St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Enterprise Center and St. Louis Union Station are located nearby.
Opens in a new windowHyatt Regency St. Louis at The Arch
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to St. Clair County?
During the last seven days, the cheapest roundtrip flight to St. Clair County cost $58 on our site. Check out our awesome deals, secure your tickets and prepare for your next travel adventure. This price was available on Travelocity for flights to St. Clair County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to St. Clair County?
If you're thinking about a getaway in St. Clair County, December is the cheapest month to travel there. This is according to Travelocity's direct return flight demand from January to December last year. Pick your preferred travel dates and secure your seat today.
How can I check my flight status to St. Clair County?
There are a few useful ways to look up your flight status. You'll find all the necessary info in our Trips portal, which is located at the top of our homepage. Log in or open a new account — you'll then be able to browse and manage your bookings whenever you want. For those already on the move, the Travelocity app can also help you look up the status of your flight to St. Clair County, as well as share details with any members of your family flying with you.
How do I find the best deals on flights to St. Clair County?
Pick up a bargain with Travelocity — our "Flexible dates" function makes the process easier. Enter your preferred travel dates, then tap or click on the flexible dates box above your results to see the prices for nearby days. $58 was the best price for a return flight to St. Clair County in the last seven days. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to St. Clair County with Travelocity?
If you're hunting for cheap flights to St. Clair County, you'll come across some tempting deals with Travelocity. From cheap family flights on low-cost carriers to flexible tickets, we've got you covered. Experience a stress-free vacation with our 24/7 Virtual Agent online chat, Price Match Guarantee and free cancellations with most hotels and activities. Start packing your suitcase and get set to fly away to this amazing destination.
What are the most popular flight routes to St. Clair County?
As a leading destination, there are plenty of ways to get to St. Clair County. Check out this sample of main routes:

  • Fort Walton Beach, FL (VPS-Northwest Florida Regional) to MidAmerica-St. Louis Airport (BLV) - 73 flights a month.
  • Charleston, SC (CHS-Charleston Intl.) to MidAmerica-St. Louis Airport (BLV) - 26 flights a month.
  • St. Petersburg, FL (PIE-St. Petersburg-Clearwater Intl.) to MidAmerica-St. Louis Airport (BLV) - 21 flights a month.

How much is a flight to St. Clair County on average?
Get your next vacation off to a great start by securing an awesome deal with Travelocity. In the last seven days, roundtrip flights to St. Clair County cost between $58 and $919. Browse our site and lock in a fare that fits in your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to St. Clair County?
To get an idea of the average airborne time of a direct flight to St. Clair County, browse through these common routes:

  • Fort Walton Beach, FL (VPS-Northwest Florida Regional) to MidAmerica-St. Louis Airport (BLV) - 1 hour and 44 minutes
  • Charleston, SC (CHS-Charleston Intl.) to MidAmerica-St. Louis Airport (BLV) - 1 hour and 51 minutes
  • St. Petersburg, FL (PIE-St. Petersburg-Clearwater Intl.) to MidAmerica-St. Louis Airport (BLV) - 2 hours and 8 minutes

What can I expect on a flight to St. Clair County?
That all depends on where you're departing from and which air carrier you fly with. There's likely to be a variety of flights to St. Clair County, from business fares to cheap flights for family vacations. If you're traveling long haul, your airline will generally offer warm meals and entertainment as well as games to keep your little ones busy.