Cheap Flights from Olathe (JCI) to St. Louis (STL)

Popular airlines from Olathe, KS (JCI-New Century AirCenter) to St. Louis Lambert Intl. Airport (STL)

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Frequently asked questions

How much does a flight from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight or cheap return flight from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between JCI and STL. You'll typically find the lowest fares during off-peak months.
Which airlines fly direct from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
You can't fly nonstop to Lambert-St. Louis Intl. Airport (STL) from Olathe, KS (JCI-New Century AirCenter). However, you can easily reach St. Louis without any layovers by leaving from Kansas City Intl. Airport (MCI).
What is the cheapest airline that flies from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest JCI to STL flight.
How many flights per day from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from JCI to STL?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
Book a flight from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your plane ticket from JCI to STL just before your journey is usually more expensive. But if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a JCI to STL flight and hotel package?
You'll typically save money by securing a JCI to STL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your ideal accommodations and flights, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Olathe, KS (JCI-New Century AirCenter) to Lambert-St. Louis Intl. Airport (STL)?
If you booked your JCI to STL flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
New Century AirCenter
Destination airport
Lambert-St. Louis Intl.
Distance
243 mi

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Olathe to St. Louis Flights

The cheapest times to fly from Olathe to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Olathe to St. Louis are during the month of . You can find some of the cheapest flights from Olathe to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Olathe to St. Louis

Sunday is one of the best days to book for cheap flights from Olathe to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Olathe to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Olathe to St. Louis in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Olathe to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Olathe to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Olathe to St. Louis Flights

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