$364 Cheap Flights from Springfield (SPI) to St. Louis (STL)

View $364 flight on Sun, Dec 28, 2025Opens in a new window

Popular airlines from Springfield, IL (SPI-Abraham Lincoln Capital) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Springfield to St. Louis (SPI-STL)

Prices were available within the past 7 days and start at $364 for one-way flights and $535 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 24 - Thu, Jan 1
SPI
Springfield
STL
St. Louis
$535 Roundtrip, found 1 day ago
$535
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 24 from Springfield to St. Louis, returning Thu, Jan 1, priced at $535 found 1 day ago
American Airlines
Wed, Dec 24 - Tue, Dec 30
SPI
Springfield
STL
St. Louis
$555 Roundtrip, found 6 days ago
$555
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Springfield to St. Louis, returning Tue, Dec 30, priced at $555 found 6 days ago
American Airlines
Wed, Dec 24 - Tue, Dec 30
SPI
Springfield
STL
St. Louis
$563 Roundtrip, found 6 days ago
$563
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Springfield to St. Louis, returning Tue, Dec 30, priced at $563 found 6 days ago
American Airlines
Wed, Dec 24 - Fri, Dec 26
SPI
Springfield
STL
St. Louis
$569 Roundtrip, found 1 day ago
$569
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 24 from Springfield to St. Louis, returning Fri, Dec 26, priced at $569 found 1 day ago
American Airlines
Sat, Dec 27 - Wed, Dec 31
SPI
Springfield
STL
St. Louis
$572 Roundtrip, found 1 day ago
$572
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 27 from Springfield to St. Louis, returning Wed, Dec 31, priced at $572 found 1 day ago
American Airlines
Sun, Dec 7 - Tue, Dec 16
SPI
Springfield
STL
St. Louis
$579 Roundtrip, found 4 days ago
$579
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Dec 7 from Springfield to St. Louis, returning Tue, Dec 16, priced at $579 found 4 days ago
American Airlines
Sat, Dec 13 - Sat, Jan 10
SPI
Springfield
STL
St. Louis
$609 Roundtrip, found 4 days ago
$609
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Dec 13 from Springfield to St. Louis, returning Sat, Jan 10, priced at $609 found 4 days ago
American Airlines
Wed, Dec 24 - Fri, Dec 26
SPI
Springfield
STL
St. Louis
$613 Roundtrip, found 1 day ago
$613
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 24 from Springfield to St. Louis, returning Fri, Dec 26, priced at $613 found 1 day ago
American Airlines
Tue, Dec 23 - Wed, Dec 31
SPI
Springfield
STL
St. Louis
$615 Roundtrip, found 1 day ago
$615
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Dec 23 from Springfield to St. Louis, returning Wed, Dec 31, priced at $615 found 1 day ago
American Airlines
Fri, Dec 26 - Thu, Jan 1
SPI
Springfield
STL
St. Louis
$616 Roundtrip, found 1 day ago
$616
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Dec 26 from Springfield to St. Louis, returning Thu, Jan 1, priced at $616 found 1 day ago

Frequently asked questions

How much does a flight from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight from $364 or cheap return flight from $535 from Abraham Lincoln Capital Airport (SPI) 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 Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL)?
December is the cheapest month to fly from SPI to STL. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from SPI to STL, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to book a flight with a layover if you're traveling from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from SPI to STL?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL)?
To land at Lambert-St. Louis Intl. Airport (STL) without delays, book a flight that leaves from Abraham Lincoln Capital Airport (SPI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until just before your departure to book a ticket from SPI to STL often results in higher prices. Although you may find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a SPI to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a SPI to STL flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Abraham Lincoln Capital Airport (SPI) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your SPI to STL flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket 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, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Abraham Lincoln Capital
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$535
Distance
84 mi

Book with confidence

Springfield to St. Louis Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Springfield 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 Springfield 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 Springfield to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $364 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 Springfield 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 Springfield 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.

 

Springfield to St. Louis Flights

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*Available to One Key members.