Cheap Flights to Franklin County from $44 (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.

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
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
Wed, Oct 28 - Mon, Nov 2
PHL
Philadelphia Intl.
STL
Lambert-St. Louis Intl.
$136 Roundtrip, found 3 days ago
$136
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Oct 28 from Philadelphia Intl. to Lambert-St. Louis Intl., returning Mon, Nov 2, priced at $136 found 3 days ago
Wed, Dec 2 - Fri, Dec 4
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$141 Roundtrip, found 1 day ago
$141
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Dec 2 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Fri, Dec 4, priced at $141 found 1 day ago
Fri, Nov 20 - Fri, Nov 27
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$148 Roundtrip, found 15 hours ago
$148
Roundtrip
found 15 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 15 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
Wed, Oct 21 - Wed, Oct 28
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$172 Roundtrip, found 16 hours ago
$172
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Oct 21 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Wed, Oct 28, priced at $172 found 16 hours ago
OriginDestinationTravel DatesFlights From*
DFWSt. LouisNovember 5 to November 9$61
ATLSt. LouisNovember 11 to November 13$76
DENSt. LouisOctober 31 to November 7$78
TPASt. LouisNovember 18 to December 2$153
PHLSt. LouisNovember 11 to November 13$157
SEASt. LouisNovember 18 to November 26$159
EWRSt. LouisDecember 9 to December 14$230
LGASt. LouisNovember 11 to November 12$244
LAXSt. LouisOctober 28 to November 2$248
FCOSt. LouisNovember 23 to November 30$959
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DFWSt. LouisOctober 9 to October 12$320
TTNSt. LouisOctober 10 to October 16$430
DENSt. LouisOctober 11 to October 12$441
TPASt. LouisOctober 9 to October 9$446
ATLSt. LouisOctober 9 to October 11$451
LAXSt. LouisOctober 9 to October 12$502
JFKSt. LouisOctober 10 to October 14$513
LGASt. LouisOctober 11 to October 14$531
SEASt. LouisOctober 10 to October 17$534
FCOSt. LouisOctober 9 to October 12$1,064
*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

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 Cheshire
4.0-star property

The Cheshire

Oct 23 - Oct 26

3 night stay

Atlanta (ATL) to St. Louis (STL)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $612, price is now $427 per person
$427
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
Don't see what you're looking for?
See all available trips from Atlanta to Franklin County
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Travelers ❤️ These Franklin County 🏨

Comfort Inn Near Six Flags St. Louis

Comfort Inn Near Six Flags St. Louis

2.5 out of 5
1320 Thornton St Pacific MO
Book a stay at this business-friendly hotel in Pacific. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Six Flags St. Louis and Bigfoot 4 x 4 Inc are located nearby.
Opens in a new windowComfort Inn Near Six Flags St. Louis
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.
Opens in a new windowHollywood Casino & Hotel St. Louis
Ameristar Casino Resort and Spa

Ameristar Casino Resort and Spa

4.5 out of 5
1 Ameristar Blvd St. Charles MO
Book a stay at this luxury hotel in St. Charles. Enjoy a full-service spa, 6 restaurants, and a casino. Our guests praise the clean rooms in our reviews. Popular attractions Ameristar Casino St. Charles and Hollywood Casino Amphitheatre are located nearby.
Opens in a new windowAmeristar Casino Resort and Spa
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Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

3 out of 5
13639 Riverport Dr Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free breakfast, free WiFi, and free parking. 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.
7.8/10 Good! (1,001 reviews)
"Stains on the carpet floor. They initially alloted a room that was not cleaned, later we were shifted to a cleaned room when we told the issue. No phone lines between rooms were working. Utensils were old and lots of scrteches on pans. For few days only one elevator was working. Some of the guests ..."

Reviewed on Oct 7, 2026

Opens in a new windowLarkspur Landing Extended Stay Suites St. Louis Riverport - Airport West
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 $58 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 December. 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. $58 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 $58 and $1,064 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.