Cheap Flights to Clinton County from $29 (2026/2027)

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Union Station historical building facade view in Union Square Park

Centralia

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Centralia
Carlyle Lake Bike Path Illinois

Carlyle

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Carlyle

How Much Does it Cost To Fly To Clinton County?

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

Tue, Aug 25 - Wed, Aug 26
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 3 days ago
$56
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Orlando Intl. to Lambert-St. Louis Intl., returning Wed, Aug 26, priced at $56 found 3 days ago
Tue, Oct 6 - Thu, Oct 15
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$60 Roundtrip, found 4 days ago
$60
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Oct 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Oct 15, priced at $60 found 4 days ago
Wed, Aug 19 - Tue, Sep 1
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$62 Roundtrip, found 4 days ago
$62
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Aug 19 from Denver Intl. to Lambert-St. Louis Intl., returning Tue, Sep 1, priced at $62 found 4 days ago
Tue, Jul 14 - Tue, Jul 14
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 4 days ago
$68
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Jul 14 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Tue, Jul 14, priced at $68 found 4 days ago
Tue, Oct 6 - Wed, Oct 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 6 days ago
$117
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Oct 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Oct 7, priced at $117 found 6 days ago
Sat, Aug 22 - Sat, Aug 29
MCO
Orlando Intl.
SPI
Abraham Lincoln Capital
$122 Roundtrip, found 20 hours ago
$122
Roundtrip
found 20 hours ago
Select Breeze Airways flight, departing Sat, Aug 22 from Orlando Intl. to Abraham Lincoln Capital, returning Sat, Aug 29, priced at $122 found 20 hours ago
Tue, Aug 25 - Sat, Aug 29
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$222 Roundtrip, found 5 days ago
$222
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Sat, Aug 29, priced at $222 found 5 days ago
Wed, Nov 4 - Mon, Nov 9
IAH
George Bush Intercontinental
STL
Lambert-St. Louis Intl.
$250 Roundtrip, found 3 days ago
$250
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Nov 4 from George Bush Intercontinental to Lambert-St. Louis Intl., returning Mon, Nov 9, priced at $250 found 3 days ago
Mon, Sep 7 - Wed, Sep 9
DAL
Love Field
STL
Lambert-St. Louis Intl.
$261 Roundtrip, found 6 days ago
$261
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Mon, Sep 7 from Love Field to Lambert-St. Louis Intl., returning Wed, Sep 9, priced at $261 found 6 days ago
Wed, Aug 12 - Tue, Aug 18
ATL
Hartsfield-Jackson Atlanta Intl.
SPI
Abraham Lincoln Capital
$411 Roundtrip, found 6 days ago
$411
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Abraham Lincoln Capital, returning Tue, Aug 18, priced at $411 found 6 days ago
Tue, Jul 28 - Tue, Aug 4
DFW
Dallas-Fort Worth Intl.
SPI
Abraham Lincoln Capital
$429 Roundtrip, found 1 day ago
$429
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jul 28 from Dallas-Fort Worth Intl. to Abraham Lincoln Capital, returning Tue, Aug 4, priced at $429 found 1 day ago
OriginDestinationTravel DatesFlights From*
ATLSt. LouisSeptember 19 to September 26$66
DENSt. LouisAugust 17 to August 25$72
LAXSt. LouisAugust 25 to August 29$222
ATLSpringfieldAugust 12 to August 18$411
DENSpringfieldJuly 7 to July 14$416
DFWSpringfieldJuly 28 to August 4$429
LAXSpringfieldAugust 24 to August 29$431
LAXDecaturJuly 9 to July 12$463
EWRSpringfieldJuly 31 to August 1$519
ATLDecaturJuly 6 to July 10$524
PHLMarionJuly 13 to July 18$536
LAXMarionJuly 23 to July 27$802
DENDecaturAugust 7 to August 9$808
SEAMarionJune 22 to June 26$858
FCOSpringfieldJuly 2 to July 6$1,196
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DFWSt. LouisJune 14 to June 26$271
LGASt. LouisJune 12 to July 31$323
LGASt. LouisJune 12 to July 31$323
TPASt. LouisJune 13 to June 23$357
LAXSt. LouisJune 14 to June 15$368
TTNSt. LouisJune 14 to June 15$379
ATLSt. LouisJune 12 to June 15$398
DENSt. LouisJune 13 to June 16$413
SEASt. LouisJune 12 to June 14$438
SEASpringfieldJune 12 to June 13$633
FCOSt. LouisJune 13 to June 17$880
*Prices include taxes and fees

Best Clinton 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

Aug 18 - Aug 23

5 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $1,010, price is now $607 per person
$607
per person
found 1 day ago
DoubleTree by Hilton Hotel St. Louis - Chesterfield
4.0-star property

DoubleTree by Hilton Hotel St. Louis - Chesterfield

Aug 18 - Aug 23

5 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $875, price is now $688 per person
$688
per person
found 1 day ago
Homewood Suites by Hilton St. Louis Westport
3.0-star property

Homewood Suites by Hilton St. Louis Westport

Aug 18 - Aug 23

5 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $1,020, price is now $817 per person
$817
per person
found 1 day ago
Don't see what you're looking for?
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Travelers ❤️ These Clinton County 🏨

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! (1,015 reviews)
"Our only complaint was the cleanliness of the pool and hot tub area. There were towels everywhere on the floor and there was a heavy thick white foam in the hot tub. Other than that the rooms are ok, bathrooms a little small but it's ok. Beds were comfortable and clean. Breakfast was good."

Reviewed on Jun 6, 2026

Opens in a new windowDrury Inn & Suites St. Louis Fairview Heights
Drury Plaza Hotel Mt. Vernon

Drury Plaza Hotel Mt. Vernon

3.5 out of 5
145 North 44th Street  Mount Vernon IL
Book a stay at this business-friendly hotel in Mount Vernon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions King City Square Shopping Center and Veterans Memorial Park are located nearby.
9.6/10 Exceptional! (1,714 reviews)
"A nice stay"

Reviewed on Jun 7, 2026

Opens in a new windowDrury Plaza Hotel Mt. Vernon
Super 8 by Wyndham O'Fallon

Super 8 by Wyndham O'Fallon

2 out of 5
1100 Eastgate Dr O'Fallon IL
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions O'Fallon Family Sports Park and The Russel E. and Fern M. Hettenhausen Center for the Arts are located nearby.
6.8/10 (1,005 reviews)
"I checked into the room at 6pm and immediately noticed several large termites dead in the bathtub and a couple around the toilet, I turned on the water and washed them down. A couple hours later upon entering the bathroom there were several more of them in the tub yet again. I proceeded to order ..."

Reviewed on Jun 6, 2026

Opens in a new windowSuper 8 by Wyndham O'Fallon
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Drury Inn & Suites St. Louis O'Fallon, IL

Drury Inn & Suites St. Louis O'Fallon, IL

3 out of 5
1118 Central Park Drive O'Fallon IL
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions O'Fallon Family Sports Park and St. Clair Bowl are located nearby.
9.6/10 Exceptional! (1,008 reviews)
"Great place. Our 2nd stay here. Staff are kind. Breakfast was good and the pool is cool."

Reviewed on Jun 6, 2026

Opens in a new windowDrury Inn & Suites St. Louis O'Fallon, IL
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 Clinton County?
To give you an idea of fares, the cheapest roundtrip flight to Clinton County was $56 during the last seven days. A great way to score a good deal is to be flexible with your dates. This price was available on Travelocity for flights to Clinton County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Clinton County?
Put together your itinerary and then travel with any of the 20 airline companies that operate flights to Clinton County. Secure a seat with the popular carrier, Southwest Airlines. It offers around 2,448 flights per month to New Baden, Clinton County's primary city, so finding the right fare should be easy.
What is the cheapest month to fly to Clinton County?
Spend more money on grand adventures and less on airline tickets by hopping on a plane to Clinton County in August. This is the best-priced month to travel to this destination according to Travelocity's direct return flight demand between January and December last year. Browse through our list of flights and enjoy a change of scenery without hurting your budget.
How can I check my flight status to Clinton County?
Check for updates on your flight to Clinton County, make changes and more from our useful "Trips" portal. Found at the top of our homepage, it's your gateway to viewing your bookings. All you need to do is sign in or open a new account. Savvy adventurers can also take advantage of the Travelocity app. You'll get real-time trip updates, as well as the ability to find deals on hotels, flights and rental cars while you're out and about. If you have family flying with you, it's also a quick way to share your travel itinerary with each other.
How do I find the best deals on flights to Clinton County?
It's always good to book ahead of schedule, and if you can, avoid flying during high season. Another smart way to save is by hitting the "Flexible dates" box at the top of the page after searching for your flights. This lets you compare fares for nearby days. In the last seven days, the lowest price for a return flight to Clinton County was $56. 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 Clinton County with Travelocity?
If you're hunting for cheap flights to Clinton County, you'll come across some tempting deals with Travelocity. From cheap family flights with budget airlines to flexible ticket options, we've got your back. Enjoy a worry-free break with our 24/7 social media customer support, Price Match Guarantee and free cancellation policies with most hotels. Start planning your travel agenda and prepare to hop on a plane to this fabulous destination.
What are the most popular flight routes to Clinton County?
As a favorite destination, it's a cinch to find flights to Clinton County. Check out this list of popular 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 Clinton County on average?
Roundtrip flights to Clinton County on our site cost between $56 and $1,196 in the last seven days. If you spot an airfare that matches your budget, act quickly. Cheap deals don't hang about for long! 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 Clinton County?
The length of a direct flight to Clinton County can vary, but here you can browse the average airborne times for some top 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 Clinton County?
The time your flight takes and whether you go with a low-cost or full-service airline will mostly determine this. If you're seeking long-haul flights to Clinton County, entertainment, food and drinks should be standard inclusions. Interested in cheap flights for family vacations? You'll find great deals with budget carriers. Typically, these airlines don't have as many inclusions, or they'll be available as add-ons.