$169 Cheap Flights from Jacksonville (OAJ) to St. Louis (STL)

View $169 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Albert J. Ellis Airport (OAJ) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Jacksonville to St. Louis (OAJ-STL)

Prices were available within the past 7 days and start at $169 for one-way flights and $337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 7 - Wed, Oct 22
OAJ
Jacksonville
STL
St. Louis
$337 Roundtrip, found 2 days ago
$337
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 7 from Jacksonville to St. Louis, returning Wed, Oct 22, priced at $337 found 2 days ago
Delta
Tue, Oct 7 - Sat, Oct 25
OAJ
Jacksonville
STL
St. Louis
$338 Roundtrip, found 2 days ago
$338
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 7 from Jacksonville to St. Louis, returning Sat, Oct 25, priced at $338 found 2 days ago
American Airlines
Sat, Oct 18 - Wed, Oct 22
OAJ
Jacksonville
STL
St. Louis
$338 Roundtrip, found 2 days ago
$338
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 18 from Jacksonville to St. Louis, returning Wed, Oct 22, priced at $338 found 2 days ago
Delta
Wed, Jan 21 - Sat, Jan 24
OAJ
Jacksonville
STL
St. Louis
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jan 21 from Jacksonville to St. Louis, returning Sat, Jan 24, priced at $339 found 1 day ago
American Airlines
Wed, Oct 8 - Mon, Oct 13
OAJ
Jacksonville
STL
St. Louis
$342 Roundtrip, found 2 days ago
$342
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 8 from Jacksonville to St. Louis, returning Mon, Oct 13, priced at $342 found 2 days ago
American Airlines
Wed, Dec 24 - Tue, Jan 6
OAJ
Jacksonville
STL
St. Louis
$345 Roundtrip, found 2 days ago
$345
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Dec 24 from Jacksonville to St. Louis, returning Tue, Jan 6, priced at $345 found 2 days ago
American Airlines
Wed, Dec 24 - Tue, Jan 6
OAJ
Jacksonville
STL
St. Louis
$348 Roundtrip, found 2 days ago
$348
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Dec 24 from Jacksonville to St. Louis, returning Tue, Jan 6, priced at $348 found 2 days ago
Delta
Sat, Oct 25 - Fri, Oct 31
OAJ
Jacksonville
STL
St. Louis
$349 Roundtrip, found 2 days ago
$349
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Oct 25 from Jacksonville to St. Louis, returning Fri, Oct 31, priced at $349 found 2 days ago
Delta
Thu, Jan 22 - Sat, Jan 24
OAJ
Jacksonville
STL
St. Louis
$351 Roundtrip, found 1 day ago
$351
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jan 22 from Jacksonville to St. Louis, returning Sat, Jan 24, priced at $351 found 1 day ago
Delta
Wed, Jan 21 - Thu, Jan 22
OAJ
Jacksonville
STL
St. Louis
$354 Roundtrip, found 1 day ago
$354
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jan 21 from Jacksonville to St. Louis, returning Thu, Jan 22, priced at $354 found 1 day ago

Find the cheapest month to fly from Jacksonville (OAJ) to St. Louis (STL)

September is typically the cheapest month to fly

From $266 - $484 per traveler.
Flights from Jacksonville (OAJ) to St. Louis (STL)
Origin airport
Albert J. Ellis
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$336
Distance
755 mi

Jacksonville to St. Louis Flights

The cheapest times to fly from Jacksonville 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 Jacksonville to St. Louis are during the month of October. You can find some of the cheapest flights from Jacksonville to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Jacksonville 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 Jacksonville 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 Jacksonville to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $169 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 Jacksonville 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 Jacksonville 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.

 

Frequently asked questions

How much does a flight from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $169 or cheap return flight from $337 from Albert J. Ellis Airport (OAJ) 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 offers on this route.
What is the cheapest month to fly from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL)?
Flying in October is a good way to save, as it's the cheapest month for flights between OAJ and STL. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest OAJ to STL flight.
How many flights per day from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Albert J. Ellis Airport (OAJ) 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 choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OAJ to STL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL) route, aim to travel before 3 PM. Later flights are 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 Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your ticket from OAJ to STL shortly before your trip is typically more expensive. But if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book an OAJ to STL flight and hotel package?
Opting for an OAJ to STL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Albert J. Ellis Airport (OAJ) to Lambert-St. Louis Intl. Airport (STL)?
Usually, it's possible to reschedule or cancel your OAJ to STL flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.