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$424+ Cheap flights from Springfield, IL to St. Louis (SPI - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — STL
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Springfield to St. Louis

Cheapest flights from Springfield to St. Louis
Explore the most affordable flight options available from Springfield to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This American Airlines deal was found by Cheapflights users on 7/21. 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.
Thu 8/202:51 pm
SPI
-
STL
1 stop9h 23m
American Airlines
Thu 8/276:00 am
STL
-
SPI
1 stop42h 12m
American Airlines
Deal found 7/21$551
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/212:51 pm
SPI
-
STL
1 stop33h 07m
American Airlines
Fri 8/284:54 pm
STL
-
SPI
1 stop21h 23m
American Airlines
Deal found 7/22$631
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 7/306:00 am
SPI
-
STL
1 stop18h 16m
American Airlines
Fri 7/316:55 am
STL
-
SPI
1 stop41h 46m
American Airlines
Deal found 7/24$1,029
This American Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 7/212:55 pm
SPI
-
STL
1 stop9h 21m
American Airlines
Wed 7/226:55 am
STL
-
SPI
1 stop7h 29m
American Airlines
Deal found 7/21$1,259

Find flight deals from Springfield to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) to St. Louis (STL). 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 July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$551
(American Airlines)

One-way from

$424
(American Airlines)
Provider with most accurate pricing for Springfield Capital-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Springfield Capital-Lambert-St Louis flights.
Search Deals
From Springfield Capital to Lambert-St Louis
Search Deals
One-way flight from Springfield Capital to Lambert-St Louis
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2026.
Use the filters below to find and compare flights from Springfield to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Thu 8/20

2:51 pm-12:14 am

1 stop9h 23m

Lambert-St Louis

Thu 8/27

6:00 am-12:12 am

1 stop42h 12m

$551

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Fri 8/21

2:51 pm-11:58 pm

1 stop33h 07m

Lambert-St Louis

Fri 8/28

4:54 pm-2:17 pm

1 stop21h 23m

$631
Cheapest one-way
Quickest one-way

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Thu 10/8

2:59 pm-12:35 pm

1 stop45h 36m

$424

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Sun 8/2

2:55 pm-12:51 pm

1 stop45h 56m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Sorted by cheapest first

Compare providers for flights from Springfield to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Springfield to St. Louis in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Springfield, Illinois-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Springfield, Illinois-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Springfield, Illinois-St. Louis 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 Springfield, Illinois-St. Louis 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 Springfield to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Springfield with our price prediction graph.
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

Find useful and relevant information for your journey from Springfield to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Springfield, Illinois to St. Louis?

    A quick flight from Springfield, Illinois to St. Louis can take about 9h 23m. American Airlines provides one of the quickest options available for as low as $551. Springfield, Illinois and St. Louis are separated by a distance of 84 mi.

  • Can I find deals for flights from Springfield to St. Louis that include hotel bookings?

    Yes. In addition to deals on Springfield to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Springfield to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Springfield to St. Louis.

  • Can I find deals for business class flights from Springfield to St. Louis?

    Yes. Cheapflights offers flight deals from Springfield to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington

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