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$147+ Cheap flights from Ontario to South Bend (ONT - SBN)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SBN
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Ontario to South Bend

Cheapest flights from Ontario to South Bend
Explore the most affordable flight options available from Ontario to South Bend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This American Airlines deal was found by Cheapflights users on 3/20. 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 4/3011:59 pm
ONT
-
SBN
1 stop8h 58m
American Airlines
Mon 5/114:55 pm
SBN
-
ONT
1 stop9h 51m
American Airlines
Deal found 3/20$369
This Delta deal was found by Cheapflights users on 3/17. 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.
Tue 4/2110:15 pm
ONT
-
SBN
2 stops12h 15m
Delta
Tue 4/287:05 am
SBN
-
ONT
2 stops13h 10m
Delta
Deal found 3/17$379
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:36 am
ONT
-
SBN
1 stop7h 00m
Multiple Airlines
Mon 5/1110:49 am
SBN
-
ONT
2 stops23h 46m
Multiple Airlines
Deal found 3/22$422
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 4/47:00 am
ONT
-
SBN
1 stop6h 07m
United Airlines
Wed 4/81:06 pm
SBN
-
ONT
2 stops11h 44m
United Airlines
Deal found 3/20$424
This Delta deal was found by Cheapflights users on 3/19. 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.
Fri 4/310:25 pm
ONT
-
SBN
2 stops12h 11m
Delta
Tue 4/76:00 am
SBN
-
ONT
1 stop8h 47m
Delta
Deal found 3/19$454
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Fri 5/86:59 pm
ONT
-
SBN
2 stops13h 06m
United Airlines
Mon 5/114:44 pm
SBN
-
ONT
1 stop8h 51m
United Airlines
Deal found 3/17$464
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:15 am
ONT
-
SBN
2 stops24h 44m
Multiple Airlines
Thu 4/2310:26 pm
SBN
-
ONT
1 stop12h 58m
Multiple Airlines
Deal found 3/19$468

Find flight deals from Ontario to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to South Bend (SBN). 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(American Airlines)

One-way from

$147
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$330
Provider with most accurate pricing for Ontario-South Bend/Michiana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-South Bend/Michiana flights.
Search Deals
From Ontario to South Bend/Michiana
Search Deals
One-way flight from Ontario to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to South Bend 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 March 22, 2026.
Use the filters below to find and compare flights from Ontario to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Tue 4/21

10:15 pm-11:13 am

1 stop9h 58m

South Bend/Michiana

Tue 4/28

6:00 am-11:36 am

1 stop8h 36m

$369

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Thu 5/7

7:00 am-5:42 pm

1 stop7h 42m

South Bend/Michiana

Mon 5/11

4:44 pm-10:35 pm

1 stop8h 51m

$369

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Fri 4/3

10:25 pm-1:36 pm

2 stops12h 11m

South Bend/Michiana

Tue 4/7

6:00 am-11:47 am

1 stop8h 47m

$454

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Tue 4/21

11:05 am-11:41 pm

2 stops9h 36m

South Bend/Michiana

Tue 4/28

4:45 pm-10:31 pm

1 stop8h 46m

$474
Quickest round-trip

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Fri 5/22

6:30 am-5:40 pm

1 stop8h 10m

South Bend/Michiana

Sun 5/24

6:26 pm-10:46 pm

1 stop7h 20m

$498

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Tue 4/21

5:10 am-11:41 pm

2 stops15h 31m

South Bend/Michiana

Sat 4/25

4:45 pm-10:31 pm

1 stop8h 46m

$505

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Fri 5/29

6:30 am-5:40 pm

1 stop8h 10m

South Bend/Michiana

Sun 5/31

4:41 pm-10:46 pm

1 stop9h 05m

$523

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Wed 6/3

6:30 am-5:40 pm

1 stop8h 10m

South Bend/Michiana

Mon 6/8

6:26 pm-10:46 pm

1 stop7h 20m

$533

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Wed 7/29

5:45 am-5:40 pm

2 stops8h 55m

South Bend/Michiana

Mon 8/3

4:41 pm-10:51 pm

1 stop9h 10m

$538

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Fri 4/10

6:45 pm-11:04 am

2 stops13h 19m

South Bend/Michiana

Wed 4/15

4:45 pm-10:31 pm

1 stop8h 46m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to South Bend

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

Have a flexible travel schedule? Discover the best time to fly to South Bend from Ontario 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 Ontario to South Bend

What is the cheapest month to book a flight from Ontario to South Bend?

Currently, April is the cheapest month in which you can book a flight from Ontario to South Bend (average of $97). Flying from Ontario to South Bend in February is currently the most expensive (average of $198). 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.

Reviews of airlines servicing South Bend

Get insights into the airlines that provide service to South Bend. 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 South Bend. Reviews last updated March 22, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Ontario to South Bend have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,314 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,314 reviews
Delta
7.9
Good
8,314 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,455 reviews
Delta
7.9
Good
8,314 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.1
Good
11,489 reviews
Delta
7.9
Good
8,314 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to South Bend. 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 Ontario to South Bend?

    Delta and United Airlines can get you from Ontario to South Bend in just under 7h 42m. Your travel time can differ by up to 2h 16m. There are 1774 mi between Ontario and South Bend. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Ontario to South Bend round-trip?

    According to our current data, Delta ($276), American Airlines ($309), and United Airlines ($317) offers the cheapest pricing from Ontario to South Bend. Delta is 41% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Ontario to South Bend?

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

  • Can I find deals for business class flights from Ontario to South Bend?

    Yes. Cheapflights offers flight deals from Ontario to South Bend 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 Ontario to South Bend?

    Currently, April is the cheapest month in which you can book a flight from Ontario to South Bend (average of $97). Flying from Ontario to South Bend in February is currently the most expensive (average of $198). 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
Plymouth
Mishawaka
Goshen
Elkhart

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Top 3 airlines flying from Ontario to South Bend

Discover the top 3 airlines that operate flights from Ontario to South Bend. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$309Average$483FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$317Average$469FlexibilityNo cancel feeOn-time69%

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