HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$200+ Cheap flights from South Bend to St. Louis (SBN - 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — STL
may. 5 — may. 121
lun. 5/5
lun. 5/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Bend to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from South Bend to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) 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 abril 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(Delta)

One-way from

$200
(Delta)

Popular in

March

Cheapest in

January

Average price

$388
Provider with most accurate pricing for South Bend/Michiana-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for South Bend/Michiana-Lambert-St Louis flights.
Search Deals
From South Bend/Michiana to Lambert-St Louis
Search Deals
One-way flight from South Bend/Michiana to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from South Bend to St. Louis

Cheapest flights from South Bend to St. Louis
Explore the most affordable flight options available from South Bend to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/277:30 amSBN - STL
1 stop4h 17mDelta
mar. 6/32:15 pmSTL - SBN
1 stop5h 40mDelta
Deal found 4/29$219
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/27:55 amSBN - STL
1 stop4h 08mUnited Airlines
dom. 5/45:29 pmSTL - SBN
1 stop3h 13mUnited Airlines
Deal found 4/29$259
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/143:12 pmSBN - STL
3 stops45h 25mMultiple Airlines
dom. 5/187:30 amSTL - SBN
2 stops13h 06mMultiple Airlines
Deal found 4/29$529

Cheapflights Fare Finder

Customize your flight search to find flights from South Bend 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 abril 30, 2025.
Use the filters below to find and compare flights from South Bend to St. Louis that are best for you.

Fly from

South Bend

Fly to

St. Louis

Route

Depart

Return

Price

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

mar. 5/27

7:30 am-10:47 am

1 stop4h 17m

Lambert-St Louis

mar. 6/3

2:15 pm-8:55 pm

1 stop5h 40m

$219

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

vie. 5/2

7:55 am-11:03 am

1 stop4h 08m

Lambert-St Louis

dom. 5/4

5:29 pm-9:42 pm

1 stop3h 13m

$259

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

mié. 5/14

3:12 pm-11:37 am

3 stops45h 25m

Lambert-St Louis

dom. 5/18

7:30 am-9:36 pm

2 stops13h 06m

$529

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

mar. 7/8

11:44 am-4:18 pm

1 stop5h 34m

$200

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

mar. 6/24

6:20 pm-9:15 pm

1 stop3h 55m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from South Bend 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 South Bend to St. Louis in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust 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 South Bend-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on South Bend-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from South Bend-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on South Bend-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 South Bend-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 South Bend to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from South Bend 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.

Cheapflights Insights

Everything you need to know about your flight from South Bend to St. Louis

What is the cheapest month to book a flight from South Bend to St. Louis?

Currently, August is the cheapest month in which you can book a flight from South Bend to St. Louis (average of $311). Flying from South Bend to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SBN to STL?

Find hourly flight availability from South Bend to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 30, 2025.

One of the essential ways to save on airfare from South Bend to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated abril 30, 2025.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines flying from South Bend to St. Louis round-trip?

    According to our current data, Delta ($219), and United Airlines ($259) offers the cheapest pricing from South Bend to St. Louis. Delta is currently priced 34% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Bend 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.

  • What is the cheapest month to book a flight from South Bend to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from South Bend to St. Louis (average of $311). Flying from South Bend to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near South Bend?

Book flights to South Bend if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
O'Fallon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South Bend to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Kansas City flights
O'Hare Intl to St. Louis flights
O'Hare Intl to Springfield flights
Midway to Kansas City flights
Cincinnati to Kansas City flights
Midway to St. Louis flights
Indianapolis to Kansas City flights
Midway to Springfield flights
Cincinnati to Springfield flights
Cincinnati to St. Louis flights
Dayton to Springfield flights
South Bend to Kansas City flights
Dayton to Kansas City flights
Indianapolis to St. Louis flights
Fort Wayne to Kansas City flights
Louisville to Kansas City flights
O'Hare Intl to Columbia flights
O'Hare Intl to Cape Girardeau flights
Louisville to St. Louis flights
Indianapolis to Springfield flights
Dayton to St. Louis flights
Fort Wayne to St. Louis flights
Fort Wayne to Springfield flights
South Bend to Springfield flights
Dayton to Columbia flights
Kalamazoo to St. Louis flights
Dayton to Quincy flights
Owensboro to St. Louis flights
O'Hare Intl to Branson flights
Louisville to Springfield flights
Kalamazoo to Kansas City flights

Top 2 airlines flying from South Bend to St. Louis

Discover the top 2 airlines that operate flights from South Bend to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$278FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$238Average$370FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.