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Cheap flights from Springfield, Illinois to St. Louis from $439

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Springfield, Illinois to St. Louis departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Springfield, Illinois to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:06 am - 10:27 pm
SPI
-
STL
12h 21m
1 stop
Multiple Airlines Logo
10:11 pm - 9:26 am
STL
-
SPI
59h 15m
2 stops
$439Multiple Airlines
Wed, Feb 25 - Sun, Mar 1
American Airlines Logo
5:00 am - 11:35 pm
SPI
-
STL
18h 35m
1 stop
American Airlines Logo
6:00 am - 11:32 pm
STL
-
SPI
41h 32m
1 stop
$622American Airlines
Fri, Mar 13 - Fri, Mar 20
American Airlines Logo
5:00 am - 11:35 pm
SPI
-
STL
18h 35m
1 stop
American Airlines Logo
6:00 am - 6:03 pm
STL
-
SPI
36h 03m
1 stop
$629American Airlines
Fri, Apr 3 - Sun, Apr 5
American Airlines Logo
6:54 pm - 11:48 pm
SPI
-
STL
28h 54m
1 stop
American Airlines Logo
6:38 pm - 7:45 pm
STL
-
SPI
49h 07m
1 stop
$777American Airlines
Wed, Feb 25 - Sun, Mar 1
American Airlines Logo
5:00 am - 11:35 pm
SPI
-
STL
18h 35m
1 stop
American Airlines Logo
9:37 am - 6:03 pm
STL
-
SPI
8h 26m
1 stop
$821American Airlines
Fri, Mar 6 - Fri, Mar 13
American Airlines Logo
6:54 pm - 10:13 am
SPI
-
STL
15h 19m
1 stop
American Airlines Logo
6:00 am - 11:32 pm
STL
-
SPI
17h 32m
1 stop
$891American Airlines
Fri, Feb 27 - Tue, Mar 3
American Airlines Logo
6:00 am - 1:41 pm
SPI
-
STL
7h 41m
1 stop
American Airlines Logo
5:00 pm - 2:20 pm
STL
-
SPI
45h 20m
1 stop
$1,222American Airlines
Sun, Aug 2 - Sun, Aug 2

American Airlines flights from Springfield, Illinois to St. Louis

Our best American Airlines deals on Springfield, Illinois to St. Louis flight tickets
American Airlines
Mar 13
SPI5:00 amSpringfield Capital
18h 35m
1 stop
STL11:35 pmLambert-St Louis
Mar 20
STL6:00 amLambert-St Louis
41h 32m
1 stop
SPI11:32 pmSpringfield Capital
$622
American Airlines
Apr 3
SPI5:00 amSpringfield Capital
18h 35m
1 stop
STL11:35 pmLambert-St Louis
Apr 5
STL6:00 amLambert-St Louis
36h 03m
1 stop
SPI6:03 pmSpringfield Capital
$629
American Airlines
Feb 25
SPI6:54 pmSpringfield Capital
28h 54m
1 stop
STL11:48 pmLambert-St Louis
Mar 1
STL6:38 pmLambert-St Louis
49h 07m
1 stop
SPI7:45 pmSpringfield Capital
$777

momondo Fare Finder

 
Customize your flight search to find flights from Springfield, Illinois 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, momondo users made 832,500 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Springfield, Illinois to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Wed 2/25

10:06 am-10:27 pm

1 stop12h 21m

Lambert-St Louis

Sun 3/1

10:11 pm-9:26 am

2 stops59h 15m

$439

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Fri 3/13

5:00 am-11:35 pm

1 stop18h 35m

Lambert-St Louis

Fri 3/20

6:00 am-11:32 pm

1 stop41h 32m

$622

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Fri 4/3

5:00 am-11:35 pm

1 stop18h 35m

Lambert-St Louis

Sun 4/5

6:00 am-6:03 pm

1 stop36h 03m

$629

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Wed 2/25

6:54 pm-11:48 pm

1 stop28h 54m

Lambert-St Louis

Sun 3/1

6:38 pm-7:45 pm

1 stop49h 07m

$777

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Fri 3/6

5:00 am-11:35 pm

1 stop18h 35m

Lambert-St Louis

Fri 3/13

9:37 am-6:03 pm

1 stop8h 26m

$821

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Fri 2/27

6:54 pm-10:13 am

1 stop15h 19m

Lambert-St Louis

Tue 3/3

6:00 am-11:32 pm

1 stop17h 32m

$891

SpringfieldSt. Louis

SPI - STL

SPISTL

Springfield Capital

Sun 8/2

6:00 am-1:41 pm

1 stop7h 41m

Lambert-St Louis

Sun 8/2

5:00 pm-2:20 pm

1 stop45h 20m

$1,222

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Springfield, Illinois to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Springfield, Illinois to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Springfield, Illinois to St. Louis (SPI to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Springfield, Illinois to St. Louis

Fastest flight time

7h 41m

Direct flights

None
The fastest flight from Springfield, Illinois to St. Louis takes 7h 41m
There are no direct flights from Springfield, Illinois to St. Louis. There are no popular flight routes from Springfield, Illinois to St. Louis.
Search flight deals

  • How far is Springfield Capital to Lambert-St Louis by plane?

    Lambert-St Louis is 86.3 mi away from Springfield Capital. Flights usually cover this in 7h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Springfield Capital Airport to Lambert-St Louis Airport?

    Prices for flights from Springfield Capital Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Springfield Capital Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Springfield Capital Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Springfield, Illinois to St. Louis?

    Search flight deals from Springfield, Illinois to St. Louis. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Springfield, Illinois to St. Louis with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Fenton
Wentzville
Alton
Farmington
Clayton
Edwardsville
Eureka
Festus
Litchfield
Glencoe
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Springfield to St. Louis?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Springfield to St. Louis. momondo saves you time and could save you money on your trip.

Can I find flights from Springfield to St. Louis with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. Louis from Springfield which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Springfield to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Springfield. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Springfield to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Springfield and alert you when they change.

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