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Ontario

$231+ Cheap flights from South Bend to Ontario (SBN - ONT)

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ONT
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Cheap flight deals from South Bend to Ontario

Cheapest flights from South Bend to Ontario
Explore the most affordable flight options available from South Bend to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.

This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am
SBN
-
ONT
1 stop8h 27m
Delta
Tue 12/110:59 pm
ONT
-
SBN
1 stop9h 00m
Delta
Deal found 5/21$349
This American Airlines deal was found by Cheapflights users on 5/23. 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 6/196:39 pm
SBN
-
ONT
1 stop8h 20m
American Airlines
Mon 6/227:13 pm
ONT
-
SBN
2 stops13h 53m
American Airlines
Deal found 5/23$354
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:16 pm
SBN
-
ONT
2 stops11h 18m
Delta
Sun 8/2310:00 pm
ONT
-
SBN
2 stops13h 34m
Delta
Deal found 5/24$359
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 8/1112:34 pm
SBN
-
ONT
1 stop9h 13m
American Airlines
Tue 8/1811:59 pm
ONT
-
SBN
1 stop9h 05m
American Airlines
Deal found 5/24$375
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Sat 6/66:37 pm
SBN
-
ONT
1 stop8h 22m
American Airlines
Sat 6/2011:59 pm
ONT
-
SBN
1 stop9h 07m
American Airlines
Deal found 5/20$384
This Delta deal was found by Cheapflights users on 5/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
SBN
-
ONT
1 stop7h 40m
Delta
Tue 7/1410:00 pm
ONT
-
SBN
1 stop10h 00m
Delta
Deal found 5/22$394
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
SBN
-
ONT
1 stop7h 57m
Delta
Mon 6/810:00 pm
ONT
-
SBN
1 stop10h 02m
Delta
Deal found 5/24$397
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
SBN
-
ONT
1 stop7h 42m
Delta
Mon 8/249:43 am
ONT
-
SBN
2 stops9h 50m
Delta
Deal found 5/24$399
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/221:50 pm
SBN
-
ONT
2 stops21h 13m
Multiple Airlines
Wed 7/293:40 pm
ONT
-
SBN
1 stop18h 23m
Multiple Airlines
Deal found 5/24$402

Find flight deals from South Bend to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) to Ontario (ONT). 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 May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$231
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$377
Provider with most accurate pricing for South Bend/Michiana-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for South Bend/Michiana-Ontario flights.
Search Deals
From South Bend/Michiana to Ontario
Search Deals
One-way flight from South Bend/Michiana to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Ontario 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 May 25, 2026.
Use the filters below to find and compare flights from South Bend to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 11/17

6:00 am-11:27 am

1 stop8h 27m

Ontario

Tue 12/1

10:59 pm-10:59 am

1 stop9h 00m

$349

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Wed 11/18

5:25 pm-10:14 pm

1 stop7h 49m

Ontario

Tue 12/1

10:59 pm-10:59 am

1 stop9h 00m

$349

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 11/17

12:00 pm-6:18 pm

1 stop9h 18m

Ontario

Wed 12/2

10:59 pm-10:59 am

1 stop9h 00m

$349

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 9/8

6:00 am-11:04 am

1 stop8h 04m

Ontario

Wed 9/23

12:00 pm-11:10 pm

1 stop8h 10m

$349

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 8/20

3:16 pm-11:34 pm

2 stops11h 18m

Ontario

Sun 8/23

10:00 pm-2:34 pm

2 stops13h 34m

$359

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 11/17

6:00 am-11:27 am

1 stop8h 27m

Ontario

Mon 11/30

10:59 pm-10:59 am

1 stop9h 00m

$438

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 6/30

3:10 pm-11:49 pm

2 stops11h 39m

Ontario

Tue 7/14

10:00 pm-2:28 pm

2 stops13h 28m

$448

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 8/20

1:05 pm-10:59 pm

2 stops12h 54m

Ontario

Tue 8/25

9:15 am-11:33 pm

2 stops11h 18m

$459
Quickest round-trip

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 6/11

6:36 pm-10:51 pm

1 stop7h 15m

Ontario

Sat 6/13

6:05 am-4:05 pm

1 stop7h 00m

$484

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Mon 11/16

5:25 pm-10:14 pm

1 stop7h 49m

Ontario

Mon 11/30

10:59 pm-10:59 am

1 stop9h 00m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/24

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from South Bend to Ontario

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

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

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

Currently, May is the cheapest month in which you can book a flight from South Bend to Ontario (average of $377). Flying from South Bend to Ontario in January is currently the most expensive (average of $635). 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.

How much does it cost to fly round-trip from South Bend to Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 25, 2026.
Read through reviews of airlines operating flights from South Bend to Ontario, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,748 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,748 reviews
United Airlines
7.4
Good
9,748 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.1
Good
11,629 reviews
United Airlines
7.4
Good
9,748 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

    Delta can get you from South Bend to Ontario in just under 8h 27m. Your travel time can differ by up to . The distance from South Bend to Ontario is about 1774 mi.

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

    Currently priced at $244, United Airlines will fly you from South Bend to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $276. You may be able to fly from South Bend to Ontario for 50% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from South Bend to Ontario (average of $377). Flying from South Bend to Ontario in January is currently the most expensive (average of $635). 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

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Top 2 airlines flying from South Bend to Ontario

Discover the top 2 airlines that operate flights from South Bend to Ontario. 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 May 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$244Average$446FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$503FlexibilityNo cancel feeOn-time71%

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