$781+ Cheap flights from Louisville to Springfield, IL (SDF - SPI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SPI
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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Last-minute
Cheapest flights from Louisville to SpringfieldExplore the most affordable flight options available from Louisville to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
Explore the most affordable flight options available from Louisville to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:53 pm -
2 stops10h 14m
Sun 9/276:00 am -
1 stop6h 43m
Deal found 9/22![American Airlines logo]()
$781
Last-minute flights from Louisville to SpringfieldDiscover last-minute flight deals from Louisville to Springfield. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Springfield. Data last updated September 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:53 pm -
2 stops10h 14m
Sun 9/276:00 am -
1 stop6h 43m
Deal found 9/22![American Airlines logo]()
$781
Find flight deals from Louisville to Springfield
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Springfield (SPI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
- Most accurate provider: When it comes to deals on Louisville-Springfield, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Springfield, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Springfield, Illinois flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Springfield, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Springfield, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Louisville to Springfield
Have a flexible travel schedule? Discover the best time to fly to Springfield from Louisville with our price prediction graph.
SDF-SPI
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
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