$46 Cheap flights to Franklin County

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Top places to visit in Franklin County

A cave with stalactites and a metal walkway.
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Sullivan

Sullivan
Two water towers labeled 'HOT' and 'COLD' surrounded by dense forest.
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St. Clair

St. Clair

Cheap flights to Franklin County from $46 One Way, $44 Round Trip

$44 return flights and $46 one-way flights to Franklin County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Nov 13 - Mon, Nov 16
DEN
Denver
STL
St. Louis
$44 Roundtrip, found 4 days ago
$44
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Nov 13 from Denver to St. Louis, returning Mon, Nov 16, priced at $44 found 4 days ago
Thu, Oct 29 - Fri, Oct 30
DFW
Dallas
STL
St. Louis
$87 Roundtrip, found 5 days ago
$87
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 29 from Dallas to St. Louis, returning Fri, Oct 30, priced at $87 found 5 days ago
Wed, Nov 18 - Wed, Dec 9
MSP
Minneapolis
STL
St. Louis
$117 Roundtrip, found 4 days ago
$117
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Nov 18 from Minneapolis to St. Louis, returning Wed, Dec 9, priced at $117 found 4 days ago
Wed, Nov 18 - Wed, Dec 9
MSP
Minneapolis
STL
St. Louis
$117 Roundtrip, found 4 days ago
$117
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Nov 18 from Minneapolis to St. Louis, returning Wed, Dec 9, priced at $117 found 4 days ago
Wed, Oct 7 - Fri, Oct 9
IAD
Washington
STL
St. Louis
$129 Roundtrip, found 5 days ago
$129
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Oct 7 from Washington to St. Louis, returning Fri, Oct 9, priced at $129 found 5 days ago
Sat, Oct 31 - Wed, Nov 4
LAX
Los Angeles
STL
St. Louis
$167 Roundtrip, found 4 days ago
$167
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Oct 31 from Los Angeles to St. Louis, returning Wed, Nov 4, priced at $167 found 4 days ago

Deals For This Weekend's Flights

OriginDestinationTravel DatesFlights From*
SEASt. LouisSeptember 19 to October 2$263
DFWSt. LouisSeptember 18 to September 20$366
TPASt. LouisSeptember 18 to September 20$370
PHLSt. LouisSeptember 18 to September 20$385
DENSt. LouisSeptember 20 to September 21$410
ATLSt. LouisSeptember 18 to September 21$414
LAXSt. LouisSeptember 20 to September 22$446
LGASt. LouisSeptember 18 to September 19$521
LGASt. LouisSeptember 18 to September 19$521
*Prices include taxes and fees

Find The Perfect Hotel For After Your Flight

Score Epic Franklin County Accommodation Deals

Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
$125 nightly
The price is $146 total per night from Oct 5 to Oct 6
$146 total
Oct 5 - Oct 6
Total with taxes and fees
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 ...
Opens in a new windowHollywood Casino & Hotel St. Louis
Sonesta ES Suites St. Louis - Chesterfield

Sonesta ES Suites St. Louis - Chesterfield

3 out of 5
15431 Conway Rd Chesterfield MO
Fully refundableReserve now, pay when you stay
$114 nightly
The price is $132 total per night from Sep 16 to Sep 17
$132 total
Sep 16 - Sep 17
Total with taxes and fees
Stay at this hotel in Chesterfield. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8/10 Very Good! (1,060 reviews)
"Enjoyed my 4 night stay at Sonesta in Chersterfield Missouri. The location was really good and easy to get to. The staff were all very friendly and helpful. Breakfast was good and the pool was fun to hang out at. My son enjoyed the workout room too."

Reviewed on Sep 14, 2026

Opens in a new windowSonesta ES Suites St. Louis - Chesterfield
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
Fully refundableReserve now, pay when you stay
$94 nightly
The price is $109 total per night from Sep 16 to Sep 17
$109 total
Sep 16 - Sep 17
Total with taxes and fees
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 ...
7.8/10 Good! (1,561 reviews)
"Breakfast was great and the staff was very nice, but the whole place was dirty. The floors and tables in the dining area were sticky as was everything in the restrooms at the front. The carpets looked like they hadn't been cleaned in a really long time. We didn't leave the "do not disturb" sign on ..."

Reviewed on Sep 15, 2026

Opens in a new windowHeritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
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Ameristar Casino Resort and Spa

Ameristar Casino Resort and Spa

4.5 out of 5
1 Ameristar Blvd St. Charles MO
$179 nightly
The price is $210 total per night from Oct 12 to Oct 13
$210 total
Oct 12 - Oct 13
Total with taxes and fees
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 ...
8.6/10 Excellent! (1,056 reviews)
"Cancelled my Expedia reservation, despite calling ahead. Painful, as this was an anniversary gift for a family member. Once reservation was restored, all was fine."

Reviewed on Sep 14, 2026

Opens in a new windowAmeristar Casino Resort and Spa
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.

Need a Car For After Your Flight?

Compact

Nissan Versa Note
  • 5 people
  • Unlimited mileage
Saint Louis, Missouri, USA
Nissan Versa Note

$63

$168 total
found 1 day ago
Compact Nissan Versa Note

Economy

Chevrolet Spark
  • 4 people
  • Unlimited mileage
Saint Louis, Missouri, USA
Chevrolet Spark

$63

$168 total
found 22 hours ago
Economy Chevrolet Spark

Midsize

Toyota Corolla
  • 5 people
  • Unlimited mileage
Saint Louis, Missouri, USA
Toyota Corolla

$64

$183 total
found 22 hours ago
Midsize Toyota Corolla

Fullsize

Nissan Altima
  • 5 people
  • Unlimited mileage
Saint Louis, Missouri, USA
Nissan Altima

$68

$194 total
found 1 day ago
Fullsize Nissan Altima

Franklin County

Orbitz is your one stop for guaranteed low prices on Franklin County flights, as well as budget deals on hotels and rental cars. Use our state of the art mobile tools to get great deals and constant updates on the status of your trip.

Save Big On Car Rentals Too

Orbitz will find you discount air fare for flights to Franklin County and you can rent a car at the same time. With Orbitzyou will get a discount on the rental and have your car waiting for you when you land.

Get Free Travel Advice By Calling the Orbitz Hotline

Our experts will make things even easier by helping you to find the best budget flights to Franklin County Just call our toll free hotline at 1-800-649-9920 and one of our travel advisors will be happy to assist you with everything from your flight to hotel room.

Book Travel on the Fly with Orbitz on the Go

Our state of the art mobile apps will allow you to book cheap flights to Franklin County from your smartphone too. Discount airfare is not all; you can also find mobile-only hotel deals or check the status of your flight using this free app. So, when you’re on the go, why not take Orbitz with you?

Frequently asked questions

Which airlines fly to Franklin County?
With 12 airlines waiting to spirit you away to Franklin County, finding the perfect flight will be a piece of cake. Book a ticket with one of these well-known international carriers that offer services to Lambert-St. Louis Intl. Airport (STL):

  • Air Canada - 35 flights to Franklin County per month
  • Frontier Airlines - 17 flights to Franklin County per month
  • Lufthansa - 3 flights to Franklin County per month

How much is a flight to Franklin County?
If you're looking at a round-trip, fares ranged between $44 and $521 this last week. The cheapest one-way ticket prices were $46, from Denver (DEN).
How to book the cheapest flight to Franklin County?
Scoring cheap flights to Franklin County is as simple as booking your ticket with Orbitz. But if you're eager to make sure you're nabbing the best flight deals around, here are some suggestions worth following:

  • Consider departing from or arriving at alternative airports to save money. Enter your preferred departure and arrival points in the form fields, then choose the 'Nearby airports' function below. It will list your options, if any.
  • Also, click on the 'Show flexible dates' link and you'll see the fares on days either side of your selected departure. You may be able to score cheaper flight deals if you're flexible with your plans.
  • Hit 'Show options' to filter your search results. You can pick your preferred airline and seating class here. Under 'Sort & Filter' to the left, you can even select whether you'd like to fly in the morning, afternoon or evening.
  • Lock in your fare as soon as you've sorted your travel dates. While you can get lucky once in a while, airfares rarely get more affordable as your date of departure gets closer.
  • Think about bundling your flights, hotels and car rentals into a package deal to get more for your money.
  • Don't travel during the busy season if possible. By steering clear of summer and school vacations, you can save loads on your airfare.

What is the best time to book a flight to Franklin County?
If you can, purchase your flights to Franklin County in January. This is the best month to get low airfares, followed by February and August. With a little planning, you're sure to find a cheap flight with Orbitz.
What day of the week is the cheapest to book a flight to Franklin County?
When it comes to cheap flights to Franklin County, the best days to make a booking are generally Tuesdays, Wednesdays and Saturdays. A rewarding flight deal is just clicks away with Orbitz.
What is the cheapest day of the week to fly to Franklin County?
If you're on the hunt for cheap flights to Franklin County, depart at the start of the week. Orbitz data from 2020 shows Monday is the cheapest day to set off, followed by Tuesday. Saturday has the most expensive fares, so avoid flying on this day and do your bank account a favor.
What is the cheapest month to fly to Franklin County?
We won't keep you in suspense — according to Orbitz data, August is generally the most affordable month to fly. Ideal for those who crave a weekend getaway or just a break from it all before the weather changes. Be aware that the costliest time to fly is the height of summer, with fares peaking in June.
Which airlines allow free cancellation?
When you search for flights on Orbitz, choose "Filter by flexible change policies." This filter will show you all the carriers offering free cancellation within 24 hours of booking and no change fees. Relax knowing that if things unexpectedly change, your flight can too.
What do I need for the flight to Franklin County?
Flying can be a joy with a little pre-planning! Make your journey a total breeze with the following handy tips:

  • Whether you print it out at home or use an electronic one, you'll need your boarding pass to get on to the plane. You'll also need some type of government-issued ID. If you're traveling internationally, make sure your passport is valid and you've checked visa requirements.
  • Make time fly by even quicker on your short flight by packing the right gear. Think snacks, a water bottle and entertainment. If you'd like your trip to Franklin County to go nice and quietly, throw some noise-canceling headphones in your bag too.
  • Even if you're flying when it's hot and sticky outside, take a warm top or scarf on board with you. Cabins can get a bit chilly!

How do I get cheap first-class/business deals to Franklin County?
If you think a first or business-class ticket is beyond your reach, you may want to think again. Here are some tips to help you score a premium flight to Franklin County for less:

  • Flexibility isn't just useful in the gym. Leave some room to move around your travel dates so you can pick up cheaper airfares when they crop up.
  • Look for a low-cost carrier that offers seats in business class. They usually come with more legroom and a glass of bubbly — and a more attractive price.
  • Bid for an upgrade in online auctions (if available) or upgrade with frequent flyer loyalty programs.

What is the best time to go to Franklin County?
You'll have fun whatever time of the year you decide to go to Franklin County, but April, June and September are the liveliest months. Want to pack your schedule with plenty of warm-weather experiences? Book your getaway around June 20. This is when summertime begins in the Northern Hemisphere. Expect the mercury to float between 65 ºF and 90 ºF during this time.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.