Cheap Flights from Springfield (SPI) to St. Louis (SUS)

Popular airlines from Springfield, IL (SPI-Abraham Lincoln Capital) to St. Louis, MO (SUS-Spirit of St. Louis)

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Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $603
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $603
Flights from Springfield (SPI) to St. Louis (SUS)
Origin airport
Abraham Lincoln Capital
Destination airport
Spirit of St. Louis
Distance
96 mi

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 . 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 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.

 

Frequently asked questions

How much does a flight from Abraham Lincoln Capital Airport (SPI) to Spirit of St. Louis Airport (SUS) cost?
Discover the latest flight deals from SPI to SUS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SPI to SUS?
The cheapest flights from SPI to SUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SPI to SUS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SPI to SUS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Abraham Lincoln Capital Airport (SPI) to Spirit of St. Louis Airport (SUS)?
You'll need to hop on a flight with a layover if you're traveling from Abraham Lincoln Capital Airport (SPI) to Spirit of St. Louis Airport (SUS). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SPI to SUS?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, season 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 Spirit of St. Louis Airport (SUS)?
To arrive at Spirit of St. Louis Airport (SUS) on time, select a flight that leaves from Abraham Lincoln Capital Airport (SPI) before 3 PM. The chance 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 Spirit of St. Louis Airport (SUS) last-minute?
Holding off until right before your break to book a ticket from SPI to SUS generally means paying more. While it's possible to find some last-minute deals, there's no guarantee. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book a SPI to SUS flight and hotel package?
Securing a SPI to SUS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Abraham Lincoln Capital Airport (SPI) to Spirit of St. Louis Airport (SUS)?
Typically, you're able to reschedule or cancel your SPI to SUS flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more information, go to our Customer Service portal.

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