Flights To St. Clair County - Cheap Flights Starting at CA $173

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This is the skyline at sunrise. It is situated along the Mississippi River. There are riverboats on the water with the St. Louis Arch in clear view.

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, Aug 5 - Sat, Aug 8
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
CA $245 Roundtrip, found 5 days ago
CA $245
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 5 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Sat, Aug 8, priced at CA $245 found 5 days ago
Wed, Jul 1 - Wed, Jul 8
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
CA $323 Roundtrip, found 11 hours ago
CA $323
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jul 1 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Wed, Jul 8, priced at CA $323 found 11 hours ago
Sun, Aug 23 - Sat, Aug 29
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
CA $341 Roundtrip, found 6 days ago
CA $341
Roundtrip
found 6 days ago
Select United flight, departing Sun, Aug 23 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Sat, Aug 29, priced at CA $341 found 6 days ago
Tue, Jun 23 - Tue, Jun 30
YVR
Vancouver Intl.
STL
Lambert-St. Louis Intl.
CA $363 Roundtrip, found 3 days ago
CA $363
Roundtrip
found 3 days ago
Select United flight, departing Tue, Jun 23 from Vancouver Intl. to Lambert-St. Louis Intl., returning Tue, Jun 30, priced at CA $363 found 3 days ago
Thu, Aug 6 - Mon, Aug 10
PDX
Portland Intl.
STL
Lambert-St. Louis Intl.
CA $440 Roundtrip, just found
CA $440
Roundtrip
just found
Select Delta flight, departing Thu, Aug 6 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Aug 10, priced at CA $440 just found
Fri, Jun 19 - Sat, Jun 20
YVR
Vancouver Intl.
STL
Lambert-St. Louis Intl.
CA $488 Roundtrip, found 5 days ago
CA $488
Roundtrip
found 5 days ago
Select WestJet flight, departing Fri, Jun 19 from Vancouver Intl. to Lambert-St. Louis Intl., returning Sat, Jun 20, priced at CA $488 found 5 days ago
Tue, Jun 23 - Tue, Jun 30
YVR
Vancouver Intl.
STL
Lambert-St. Louis Intl.
CA $489 Roundtrip, found 3 days ago
CA $489
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jun 23 from Vancouver Intl. to Lambert-St. Louis Intl., returning Tue, Jun 30, priced at CA $489 found 3 days ago
Fri, Nov 6 - Wed, Nov 11
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $548 Roundtrip, found 1 day ago
CA $548
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Nov 6 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Wed, Nov 11, priced at CA $548 found 1 day ago
Mon, Jun 29 - Mon, Jul 6
YYZ
Pearson Intl.
STL
Lambert-St. Louis Intl.
CA $574 Roundtrip, found 2 days ago
CA $574
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Jun 29 from Pearson Intl. to Lambert-St. Louis Intl., returning Mon, Jul 6, priced at CA $574 found 2 days ago
Wed, Aug 12 - Tue, Aug 18
YUL
Pierre Elliott Trudeau Intl.
STL
Lambert-St. Louis Intl.
CA $610 Roundtrip, found 15 hours ago
CA $610
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Pierre Elliott Trudeau Intl. to Lambert-St. Louis Intl., returning Tue, Aug 18, priced at CA $610 found 15 hours ago
OriginDestinationTravel datesFlights from*
LGASt. LouisJuly 7 to July 10CA $468
LGASt. LouisJuly 7 to July 10CA $468
SEASt. LouisJuly 2 to July 8CA $561
LAXSt. LouisAugust 11 to August 13CA $633
DENSt. LouisAugust 27 to August 30CA $957
DFWSt. LouisJuly 23 to July 26CA $1,289
ATLSt. LouisJune 22 to June 23CA $1,404
TPASt. LouisJuly 16 to July 19CA $1,946
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
SEASt. LouisJune 5 to June 7CA $833
LAXSt. LouisJune 5 to June 7CA $887
DFWSt. LouisJune 5 to June 10CA $1,685
ATLSt. LouisJune 6 to June 8CA $2,233
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Jul 31 - Aug 2

2 night stay

Kitchener (YKF) to St. Louis (STL)

Air Canada • Non-stop roundtrip • Coach
Price was CA $1,261, price is now CA $993 per person
CA $993
per person
found 1 day ago
Moonrise Hotel
4.0-star property

Moonrise Hotel

Jul 31 - Aug 2

2 night stay

Kitchener (YKF) to St. Louis (STL)

Air Canada • Non-stop roundtrip • Coach
Price was CA $1,361, price is now CA $1,167 per person
CA $1,167
per person
found 1 day ago
Fairfield Inn by Marriott St. Louis Collinsville, IL
3.0-star property

Fairfield Inn by Marriott St. Louis Collinsville, IL

Jul 31 - Aug 2

2 night stay

Kitchener (YKF) to St. Louis (STL)

Air Canada • Non-stop roundtrip • Coach
Price was CA $1,235, price is now CA $1,060 per person
CA $1,060
per person
found 1 day ago
Don't see what you're looking for?
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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.
7.6/10 Good! (2,072 reviews)
"Terrible part of town and the hotel and casino seem run down and old."

Reviewed on Jun 3, 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! (1,011 reviews)
"Clean room. Quiet area. Big breakfast selection"

Reviewed on Jun 3, 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.
8.6/10 Excellent! (4,075 reviews)
"Great clean"

Reviewed on Jun 3, 2026

Opens in a new windowHyatt Regency St. Louis at The Arch
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Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

3 out of 5
1088 South Highway Drive Fenton MO
Book a stay at this business-friendly hotel in Fenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Simpson Park and LIFECHURCH are located nearby.
7.8/10 Good! (1,328 reviews)
"The place looks nice but I believe there is poor management, we had to put a deposit down like all rooms but still haven’t received it back. When we walked up to our room it was open like they weren’t done cleaning. We didn’t have a comforter just a sheet on the bed, when asked about getting one ..."

Reviewed on Jun 2, 2026

Opens in a new windowHeritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
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 CA $245 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, August 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. CA $245 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 CA $245 and CA $2,233. 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.