Cheap Flights to Franklin County from $28 (2026/2027)

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Sullivan

Flights
Sullivan

How Much Does it Cost To Fly To Franklin County?

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

Thu, Oct 1 - Thu, Oct 8
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 3 hours ago
$56
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Oct 1 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Oct 8, priced at $56 found 3 hours ago
Thu, Oct 22 - Thu, Oct 29
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$83 Roundtrip, found 1 hour ago
$83
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Oct 29, priced at $83 found 1 hour ago
Fri, Aug 7 - Wed, Aug 12
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$111 Roundtrip, found 2 days ago
$111
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Fri, Aug 7 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Aug 12, priced at $111 found 2 days ago
Sat, Sep 5 - Wed, Sep 9
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$111 Roundtrip, found 18 hours ago
$111
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Sat, Sep 5 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Wed, Sep 9, priced at $111 found 18 hours ago
Mon, Aug 17 - Tue, Aug 18
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 11 hours ago
$117
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Aug 17 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, Aug 18, priced at $117 found 11 hours ago
Thu, Aug 6 - Thu, Aug 13
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$130 Roundtrip, found 1 day ago
$130
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Aug 6 from Denver Intl. to Lambert-St. Louis Intl., returning Thu, Aug 13, priced at $130 found 1 day ago
Mon, Nov 2 - Mon, Nov 2
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 2 from Orlando Intl. to Lambert-St. Louis Intl., returning Mon, Nov 2, priced at $150 just found
Thu, Oct 1 - Wed, Oct 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$159 Roundtrip, found 5 hours ago
$159
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, Oct 1 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Oct 7, priced at $159 found 5 hours ago
OriginDestinationTravel DatesFlights From*
ATLSt. LouisOctober 1 to October 8$56
DFWSt. LouisOctober 22 to October 29$83
DENSt. LouisAugust 6 to August 6$133
TPASt. LouisSeptember 8 to September 9$210
TTNSt. LouisAugust 4 to August 11$215
LGASt. LouisAugust 4 to August 6$227
LGASt. LouisAugust 4 to August 6$227
LAXSt. LouisSeptember 26 to September 28$249
SEASt. LouisSeptember 12 to September 19$251
FCOSt. LouisOctober 1 to October 5$901
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PHLSt. LouisJuly 18 to July 22$328
ATLSt. LouisJuly 18 to July 20$344
TPASt. LouisJuly 19 to July 26$366
DFWSt. LouisJuly 18 to July 22$372
DENSt. LouisJuly 19 to July 23$380
EWRSt. LouisJuly 17 to July 19$388
LGASt. LouisJuly 19 to July 22$409
LAXSt. LouisJuly 18 to July 20$444
SEASt. LouisJuly 19 to July 26$511
FCOSt. LouisJuly 19 to July 23$1,339
*Prices include taxes and fees

Best Franklin 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 25 - Aug 29

4 night stay

Charlotte (CLT) to St. Louis (STL)

American Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $861, price is now $487 per person
$487
per person
found 15 hours ago
Moonrise Hotel
4.0-star property

Moonrise Hotel

Aug 25 - Aug 29

4 night stay

Charlotte (CLT) to St. Louis (STL)

American Airlines • Roundtrip • Coach
Price was $721, price is now $514 per person
$514
per person
found 15 hours ago
The Cheshire
4.0-star property

The Cheshire

Aug 25 - Aug 29

4 night stay

Charlotte (CLT) to St. Louis (STL)

American Airlines • Roundtrip • Coach
Price was $746, price is now $538 per person
$538
per person
found 15 hours ago
Don't see what you're looking for?
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Travelers ❤️ These Franklin County 🏨

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 Flight Range are located nearby.
7.8/10 Good! (1,425 reviews)
"Great staff whoever we encountered with ; hot continental breakfast ; pool was great ; facility shows “wears and tears” but for the buck it is still a god place to stay - clean rooms - rated 4 because I am particular with beds that tend to “shake “ when sleeping with someone and it wakes me up"

Reviewed on Jul 11, 2026

Opens in a new windowHeritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Hollywood Casino Amphitheatre and Ameristar Casino St. Charles are located nearby.
8.6/10 Excellent! (2,212 reviews)
"Room was clean. Check in and out were quick and efficient."

Reviewed on Jul 10, 2026

Opens in a new windowHollywood Casino & Hotel St. Louis
Best Western St. Louis-Kirkwood Route 66

Best Western St. Louis-Kirkwood Route 66

3.5 out of 5
1200 S Kirkwood Road Kirkwood MO
Book a stay at this business-friendly hotel in Kirkwood. Enjoy free parking, an outdoor pool, and room service. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Saint Louis Galleria Mall and Magic House - St. Louis Children's Museum are located nearby.
8.2/10 Very Good! (1,514 reviews)
"Reserved a king room 2 months ago, none available on arrival. No housekeeping services or clean towels unless requested the day before. Only 2 towels in a 2 queen bed room. Breakfast just OK."

Reviewed on Jul 11, 2026

Opens in a new windowBest Western St. Louis-Kirkwood Route 66
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Hilton St. Louis Frontenac

Hilton St. Louis Frontenac

4 out of 5
1335 S Lindbergh Blvd Frontenac MO
Book a stay at this business-friendly hotel in Frontenac. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the helpful staff in our reviews. Popular attractions Saint Louis Galleria Mall and Creve Coeur Golf Club are located nearby.
8.8/10 Excellent! (1,006 reviews)
"Clean"

Reviewed on Jul 9, 2026

Opens in a new windowHilton St. Louis Frontenac
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 Franklin County?
Some thrifty travelers picked up a roundtrip flight to Franklin County for as little as $56 over the last seven days. If you find a bargain, act quick. Cheap deals don't last forever! This price was available on Travelocity for flights to Franklin County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Franklin County?
When organizing a Franklin County adventure, you can choose from 15 airlines. Make Southwest Airlines your first choice for flights to Washington. It has approximately 2,448 flights each month to this must-see destination.
What is the cheapest month to fly to Franklin County?
Splash out more money on great adventures rather than airfares by making your way to Franklin County in October. This is the most inexpensive month to jet off to this destination according to Travelocity's direct return flight demand from January to December last year. Take a look at our selection of flights and enjoy a change of scenery without draining your bank account.
How can I check my flight status to Franklin County?
"Trips" should be your first port of call when it comes to the details of your flight to Franklin County. Travelocity's customer portal allows you to organize everything in the same place, from checking your flight status to making updates to your itinerary. Click on Trips at the top right of the Travelocity homepage and then create an account or sign in. Or you can download the Travelocity app and access your travel details while you're on the move. Whether you've got the family flying with you or you're riding solo, all your bookings are right at your fingertips.
How do I find the best deals on flights to Franklin County?
There are a few ways — book in advance, avoid peak season and be flexible with your travel dates. If your dates aren't set in stone, search for your flight to Franklin County on Travelocity and hit "Flexible dates" at the top of the page. This will reveal any cheaper airfares on surrounding days. $56 was the best price for a roundtrip flight to Franklin 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 Franklin County with Travelocity?
An exciting getaway is only a click of a button away when you book your trip with Travelocity. With a wide selection of choices and great deals on cheap family flights, places to stay and more, we make it simple to locate the best prices to suit your needs. You can also try out our round-the-clock customer assistance and free cancellations on most hotels during every stage of the process. Wander with us and snap up your cheap flights to Franklin County today.
What are the most popular flight routes to Franklin County?
To help you in your search for flights to Franklin County, here's a list of some of the preferred routes:

  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 2,049 flights a month.
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1,503 flights a month.
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1,300 flights a month.

How much is a flight to Franklin County on average?
Passengers were finding roundtrip flights to Franklin County for between $56 and $1,339 with Travelocity in the last seven days. Whether you want to fly budget or business class, we'll help you find a fantastic deal. 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 Franklin County?
Where you depart from will typically dictate how much time your direct flight to Franklin County will take. Here are some of the popular routes to Franklin County and their average flight times:

  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 23 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 37 minutes
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 49 minutes

What can I expect on a flight to Franklin County?
This mostly depends on where you're traveling from and which airline you go with. You'll likely find all types of flights to Franklin County, from business class journeys to cheap flights for family vacations. If you're flying long haul, your airline will typically offer passengers meals and drinks, a range of entertainment programs as well as games for your little ones.