Cheap flights To St. Charles (STL) from $26

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights to St. Charles from $26 One Way, $51 Round Trip

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

Tue, Dec 23 - Thu, Dec 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$51 Roundtrip, found 1 day ago
$51
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Dec 23 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Dec 25, priced at $51 found 1 day ago
Thu, Nov 13 - Thu, Nov 13
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$53 Roundtrip, found 3 days ago
$53
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Orlando Intl. to Lambert-St. Louis Intl., returning Thu, Nov 13, priced at $53 found 3 days ago
Thu, Dec 11 - Thu, Dec 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$55 Roundtrip, found 2 days ago
$55
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Dec 11 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Dec 25, priced at $55 found 2 days ago
Thu, Dec 4 - Thu, Dec 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$59 Roundtrip, found 2 days ago
$59
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Dec 25, priced at $59 found 2 days ago
Fri, Dec 19 - Mon, Jan 5
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$60 Roundtrip, found 1 day ago
$60
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Dec 19 from Orlando Intl. to Lambert-St. Louis Intl., returning Mon, Jan 5, priced at $60 found 1 day ago
Fri, Jan 9 - Wed, Jan 14
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 17 hours ago
$68
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Fri, Jan 9 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Jan 14, priced at $68 found 17 hours ago
Sat, Nov 15 - Mon, Nov 17
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$69 Roundtrip, found 3 days ago
$69
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Nov 17, priced at $69 found 3 days ago
Mon, Dec 29 - Mon, Jan 5
PHX
Sky Harbor Intl.
STL
Lambert-St. Louis Intl.
$77 Roundtrip, found 2 days ago
$77
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Dec 29 from Sky Harbor Intl. to Lambert-St. Louis Intl., returning Mon, Jan 5, priced at $77 found 2 days ago
Sun, Dec 21 - Sun, Jan 4
FLL
Fort Lauderdale - Hollywood Intl.
STL
Lambert-St. Louis Intl.
$111 Roundtrip, found 1 day ago
$111
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sun, Dec 21 from Fort Lauderdale - Hollywood Intl. to Lambert-St. Louis Intl., returning Sun, Jan 4, priced at $111 found 1 day ago
Wed, Jan 7 - Sat, Jan 10
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 6 days ago
$117
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 7 from Orlando Intl. to Lambert-St. Louis Intl., returning Sat, Jan 10, priced at $117 found 6 days ago

St. Charles Flight Information

Traveling To
St. Charles
Destination Airport IATA Code
STL
Number of Airlines Serving
Airlines
Frontier Airlines, Spirit Airlines, Southwest Airlines
Flight Price
$51
Earliest Departing Flight
Latest Departing Flight

St. Charles

Start your search for cheap flights to St. Charles on Orbitz. Orbitz is where you will discover guaranteed low prices on St. Charles flights, as well as all of the following conveniences:

Travel Updates on Your Mobile Device

Orbitz offers cutting-edge mobile tools for your smartphone. Whether you own an iPhone or an Android phone, you can benefit from Orbitz’s flight status updates and even book your future St. Charles flights. You can also review and reserve hotel rooms for when your St. Charles flights land and see other special offers.

Low Prices Guaranteed on Flights to St. Charles

Orbitz offers large discounts on a wide range of St. Charles flights. Through our easy-to-use site, you can find, plan, and reserve your desired flights to St. Charles while taking advantage of the lowest fares around.

Customer Care When You Need It

Orbitz is dedicated to making your flight booking experience as stress-free as possible. If you need to cancel your reservation, you can do so at your own convenience by going to the Orbitz website. If you need to change your flights to St. Charles to another time or date, you can contact our customer service representatives by phone, and they help you make the flight adjustments you need.

Loyalty Program Participation Opportunities

Orbitz lets you add your loyalty or frequent flyer account numbers when you book qualifying flights to St. Charles. So don’t worry about missing out on earning miles or points simply because you aren’t booking with the airline directly. You can save on your flights, and rack up miles too.

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 $51 this past week to St. Charles, and reached a peak of $117. Jet-setters journeying out of Atlanta (ATL) managed to snare one-way fares starting from just $26.
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.