Cheap flights To St. Charles (STL) from $23

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Cheap Flights to St. Charles from $23 One Way, $47 Round Trip

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

Mon, Nov 23 - Wed, Nov 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$47 Roundtrip, found 1 day ago
$47
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 23 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Nov 25, priced at $47 found 1 day ago
Mon, Dec 14 - Mon, Dec 14
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$48 Roundtrip, found 2 days ago
$48
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Dec 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Dec 14, priced at $48 found 2 days ago
Fri, Dec 25 - Mon, Jan 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$53 Roundtrip, found 1 hour ago
$53
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Dec 25 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Jan 4, priced at $53 found 1 hour ago
Wed, Nov 18 - Sat, Nov 21
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$57 Roundtrip, found 3 days ago
$57
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Nov 18 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Nov 21, priced at $57 found 3 days ago
Wed, Nov 18 - Wed, Dec 2
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 2 days ago
$58
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Nov 18 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Dec 2, priced at $58 found 2 days ago
Wed, Dec 16 - Mon, Dec 21
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$62 Roundtrip, found 2 days ago
$62
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Dec 16 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Dec 21, priced at $62 found 2 days ago
Wed, Dec 2 - Mon, Dec 7
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$118 Roundtrip, found 1 day ago
$118
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Dec 2 from Orlando Intl. to Lambert-St. Louis Intl., returning Mon, Dec 7, priced at $118 found 1 day ago
Mon, Nov 16 - Thu, Nov 19
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$121 Roundtrip, found 4 days ago
$121
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, Nov 16 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Nov 19, priced at $121 found 4 days ago
Tue, Feb 16 - Wed, Feb 24
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$123 Roundtrip, found 1 day ago
$123
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Feb 16 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Wed, Feb 24, priced at $123 found 1 day ago
Mon, Nov 23 - Thu, Nov 26
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$137 Roundtrip, found 15 hours ago
$137
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Mon, Nov 23 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Nov 26, priced at $137 found 15 hours ago

St. Charles Flight Information

Traveling To
St. Charles
Destination Airport IATA Code
STL
Number of Airlines Serving
Airlines
Frontier Airlines, Southwest Airlines, Delta
Flight Price
$47
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

St. Charles economy flight packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Dec 3 - Dec 7

4 night stay

Atlanta (ATL) to St. Louis (STL)

Delta • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Coach
Price was $637, price is now $326 per person
$326
per person
found 18 hours ago
The Cheshire
4.0-star property

The Cheshire

Dec 3 - Dec 7

4 night stay

Atlanta (ATL) to St. Louis (STL)

Delta • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Coach
Price was $669, price is now $508 per person
$508
per person
found 18 hours ago
Residence Inn by Marriott St Louis Downtown
3.0-star property

Residence Inn by Marriott St Louis Downtown

Dec 3 - Dec 7

4 night stay

Atlanta (ATL) to St. Louis (STL)

Delta • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Coach
Price was $519, price is now $402 per person
$402
per person
found 18 hours ago
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St. Charles

Snag some “suite” deals when you add cheap hotel rooms to St. Charles flights at Orbitz. You can score tickets to ballgames, concerts and other activities while planning your low fare flights. For non-stop air tickets or planned layovers, Orbitz is your discount travel resource.

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Fun for All

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Non-Stop or Stop and Visit

Will you be flying round-trip or one-way? Going directly from Point A to Point B? Maybe you’d like to have dinner with family and friends along the way. Whether you need non-stop flights to {destination.name} or lowest cost layovers on St. Charles flights, you will always find the best air travel prices at Orbitz.

All in One

Now you can custom design the perfect travel package with Orbitz and save more when booking your flights to St. Charles. Do you have a favorite airline, hotel or car rental company? Every page at Orbitz gives you complete freedom to create your travel plans according to your unique wants and needs. Orbitz is designed to meet your discount travel planning needs completely and conveniently.

Frequently asked questions

Which airlines fly to St. Charles?
Take your pick of 20 airlines that run services to Lambert-St. Louis Intl. Airport (STL), the primary airport in the city. With all those options, you're sure to find a terrific deal. Here are a few of the major international carriers that'll get you to St. Charles — and then exploring every inch of this city:

  • Air Canada - 35 flights to St. Charles per month
  • Frontier Airlines - 17 flights to St. Charles per month
  • Lufthansa - 3 flights to St. Charles per month

What is the best airport to fly to in St. Charles?
Keep your eyes peeled for a cheap ticket to Lambert-St. Louis Intl. Airport (STL). It's the city's main terminal and is situated around 7 miles east of the downtown area. Once you've strolled out of arrivals, it won't be long before you're exploring the delights of St. Charles.
How much is a flight to St. Charles?
Fares for return flights fell as low as $47 this past week to St. Charles, and reached a peak of $137. Jet-setters journeying out of Atlanta (ATL) managed to snare one-way fares starting from just $23.
How to book the cheapest flight to St. Charles?
Scoring cheap flights to St. Charles is as easy as booking your ticket with Orbitz. But if you'd like to make sure you're nabbing the best flight deals around, here are some suggestions to follow:

  • Taking off from or arriving at nearby airports can often save you money. Type in your preferred departure and arrival points. Next, select the 'Nearby airports' function below to explore your options.
  • If you're flexible with your travel schedule, click on the 'Show flexible dates' option. It'll bring up flight deals for the days either side of your selected departure. Ticket prices often vary depending on what day of the week it is.
  • To optimize your results, click on 'Show options.' You can search based on seating class, airlines, nonstop flights and refundable flights. You can also select your preferred flight times under 'Sort & Filter' to the left.
  • Once you've figured out your travel dates, reserve your flight. Prices usually become more expensive as the departure date gets closer.
  • Consider bundling your flights, hotels and car rental into an Orbitz package — the more you book, the more you save.
  • Flying during peak season can mean higher airfares. Try to avoid traveling over popular periods, such as school breaks, Thanksgiving and Easter.

How long is a flight to St. Charles?
The length of time you spend in the air will depend on where you're coming from, whether that's the South, the Northern states or someplace else. Below are some of the main routes to St. Charles and average flight times:

  • New York, NY (LGA-LaGuardia) to Lambert-St. Louis Intl. Airport (STL) - 2 hours and 28 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 41 minutes
  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 27 minutes

What is the best time to book a flight to St. Charles?
Book in January, February or August for unbeatable fares to St. Charles. Once you've tracked down a bargain, buy it — cheap flights will appear and vanish in the blink of an eye.
What day of the week is the cheapest to book a flight to St. Charles?
If you're after inexpensive fares to St. Charles, the best days of the week to book are Tuesdays, Wednesdays and Saturdays. With Orbitz (and some good timing!), a superb flight deal will be all yours.
What is the cheapest day of the week to fly to St. Charles?
If you're on the hunt for cheap flights to St. Charles, depart at the start of the week. Orbitz data from 2020 shows Monday is the most affordable day to jet off, followed by Tuesday. Saturday has the most expensive fares, so avoid flying on this day and do your budget a favor.
What is the cheapest month to fly to St. Charles?
We won't keep you in suspense — according to Orbitz data, August is generally the most inexpensive month to fly. Ideal for those who need a weekend getaway or just a break from it all before the weather changes. The least affordable time to fly is in the middle of summer, with ticket prices peaking in June.
Which airlines allow free cancellation?
Orbitz makes it a cinch to find airlines offering fare flexibility. Simply choose "Filter by flexible change policies" when searching for your St. Charles flights and hey presto! You'll see options that include free cancellation, no change fees and of course, the very best price.
What do I need for the flight to St. Charles?
The secret to a smooth and comfortable flight is being well prepared. Here are some tips to help you get ready for your journey:

  • Whether you print it out at home or use an electronic one, you'll need your boarding pass to walk on to the plane. You'll also need some kind of government-issued identification. If you're flying internationally, make sure your passport is valid.
  • To keep you entertained on the short hop to St. Charles, download your favorite tracks or stock up the podcast library on your phone. Food can also be a nice distraction while in the air, so take some light snacks.
  • Even if you're flying when it's 100 degrees outside, take a sweater or cardigan on board with you. Airplane cabins can get a bit chilly!

How many direct flights are there to St. Charles?
Every month, there are 482 direct flights into St. Charles. Choose from a range of airline companies, including Southwest Airlines, American Airlines and Delta Air Lines. Other airlines that fly to St. Charles nonstop are United Airlines, Cape Air and Frontier Airlines.
How do I get cheap first-class/business deals to St. Charles?
Experienced travelers have a talent for finding first or business-class fares to St. Charles that don't cost an arm and a leg. Follow their lead with these useful tips:

  • Being flexible isn't just a yoga thing. Avoid locking in your travel dates so you can pick up cheaper airfares when a huge sale drops.
  • Search for a low-cost airline that offers seats in business class. They often come with more legroom and a glass of Champagne — but without the high price.
  • Bid for an upgrade in online auctions or upgrade your fare with your frequent flyer points.

How to get into St. Charles from the airport?
A Lambert-St. Louis Intl. Airport (STL) car rental is a convenient way of getting from STL airport to downtown St. Charles. Score a set of wheels from one of the major rental outlets on-site, like Budget, Avis or Thrifty Car Rental and then head west. You'll need to drive 7 miles before you reach the city center. St. Charles car rentals is another popular option situated downtown if you'd prefer not to drive immediately after you get off the plane.
What is the best time to go to St. Charles?
St. Charles is an exciting getaway destination year-round, but the most popular months are March, April and November. If you're a fan of warm weather, make your way there in summertime. Like most places in the Northern Hemisphere, the summer season begins June 20. Temperatures usually float between 70 ºF and 85 ºF during the daytime.

More to Explore

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.