Cheap Flights to St. Clair County from $19 (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.

Wed, Oct 14 - Mon, Oct 19
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$61 Roundtrip, found 2 days ago
$61
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Oct 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Oct 19, priced at $61 found 2 days ago
Fri, Sep 11 - Mon, Sep 14
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$66 Roundtrip, found 6 hours ago
$66
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Fri, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 14, priced at $66 found 6 hours ago
Mon, Nov 9 - Wed, Nov 11
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$69 Roundtrip, found 1 day ago
$69
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 9 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Nov 11, priced at $69 found 1 day ago
Sat, Oct 17 - Sat, Oct 24
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$80 Roundtrip, found 13 hours ago
$80
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Sat, Oct 17 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Oct 24, priced at $80 found 13 hours ago
Sat, Oct 3 - Sat, Oct 3
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$113 Roundtrip, found 2 days ago
$113
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Oct 3 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Oct 3, priced at $113 found 2 days ago
Wed, Nov 4 - Sat, Nov 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Nov 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Nov 7, priced at $117 found 1 day ago
Thu, Oct 1 - Mon, Oct 12
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$151 Roundtrip, found 5 hours ago
$151
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Oct 1 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Oct 12, priced at $151 found 5 hours ago
Wed, Nov 4 - Sat, Nov 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$159 Roundtrip, found 1 day ago
$159
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Nov 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Nov 7, priced at $159 found 1 day ago
OriginDestinationTravel DatesFlights From*
CLESt. LouisOctober 13 to October 15$117
BNASt. LouisNovember 26 to November 30$147
PGDMascoutahOctober 15 to October 18$148
DFWSt. LouisOctober 1 to October 12$151
DCASt. LouisOctober 28 to November 2$178
CLTSt. LouisSeptember 24 to September 28$195
AUSSt. LouisSeptember 9 to September 9$220
ORFSt. LouisOctober 23 to October 26$271
RSWSt. LouisSeptember 17 to September 19$317
PVDSt. LouisDecember 2 to December 5$339
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
BNASt. LouisAugust 28 to August 30$193
DFWSt. LouisAugust 29 to September 8$332
DCASt. LouisAugust 29 to August 30$337
AUSSt. LouisAugust 30 to August 31$367
CLTSt. LouisAugust 29 to September 1$387
ORFSt. LouisAugust 28 to August 30$495
CLESt. LouisAugust 29 to September 5$761
PVDSt. LouisAugust 28 to August 30$824
*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 2 - Nov 9

7 night stay

Detroit (DTW) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Detroit (DTW)

Frontier Airlines • Coach
Save 100% on your flight
Price was $1,232, price is now $738 per person
$738
per person
found 18 hours ago
Remodeled and Inviting Free EV
2.0-star property

Remodeled and Inviting Free EV

Nov 2 - Nov 9

7 night stay

Detroit (DTW) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Detroit (DTW)

Frontier Airlines • Coach
Save 100% on your flight
Price was $1,284, price is now $889 per person
$889
per person
found 18 hours ago
The Cheshire
4.0-star property

The Cheshire

Nov 2 - Nov 9

7 night stay

Detroit (DTW) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Detroit (DTW)

Frontier Airlines • Coach
Save 100% on your flight
Price was $1,239, price is now $907 per person
$907
per person
found 18 hours ago
Don't see what you're looking for?
See all available trips from Detroit 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 Gateway Arch and Busch Stadium are located nearby.
7.8/10 Good! (2,165 reviews)
"Property was ok for the price. Got to room and found that the toilet didnt work. I reported to the front desk, they came while I was gone and "fixed" it. Got back to the room late to the toilet still not fixed. Had to wait for another maintenence person to come fix it. Hallway carpets are soiled ..."

Reviewed on Aug 22, 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.
9.2/10 Wonderful! (1,022 reviews)
"Easy parking, dinner and breakfast great"

Reviewed on Aug 21, 2026

Opens in a new windowDrury Inn & Suites St. Louis Fairview Heights
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 Gateway Arch and Busch Stadium are located nearby.
Opens in a new windowHyatt Regency St. Louis at The Arch
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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
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 $61 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, October 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. $61 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 $61 and $824. 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.