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Ontario

$225+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ONT
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheap 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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

One-way from

$225
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$483
Provider with most accurate pricing for South Bend/Michiana-Ontario flight deals.
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Provider most trusted by Cheapflights users for South Bend/Michiana-Ontario flights.
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From South Bend/Michiana to Ontario
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One-way flight from South Bend/Michiana to Ontario
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Highest demand for flights based on searches. 14% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/25. 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.
Mon 12/812:48 pmSBN - ONT
2 stops35h 29mMultiple Airlines
Thu 12/116:15 amONT - SBN
1 stop12h 25mMultiple Airlines
Deal found 11/25$302
This Delta deal was found by Cheapflights users on 11/25. 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 12/96:00 amSBN - ONT
1 stop8h 02mDelta
Wed 12/1711:41 amONT - SBN
1 stop7h 01mDelta
Deal found 11/25$324
This American Airlines deal was found by Cheapflights users on 11/24. 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 12/97:06 amSBN - ONT
1 stop9h 49mAmerican Airlines
Sat 12/1310:47 amONT - SBN
1 stop8h 17mAmerican Airlines
Deal found 11/24$359
This Delta deal was found by Cheapflights users on 11/24. 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.
Tue 12/912:30 pmSBN - ONT
1 stop10h 09mDelta
Sat 12/136:00 amONT - SBN
2 stops12h 42mDelta
Deal found 11/24$364
This Delta deal was found by Cheapflights users on 11/25. 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.
Sun 12/76:00 amSBN - ONT
1 stop8h 02mDelta
Wed 12/1711:41 amONT - SBN
1 stop7h 01mDelta
Deal found 11/25$369
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Wed 12/101:08 pmSBN - ONT
2 stops10h 34mUnited Airlines
Sun 12/146:00 amONT - SBN
2 stops10h 52mUnited Airlines
Deal found 11/25$459
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:08 pmSBN - ONT
2 stops12h 41mUnited Airlines
Sun 12/76:41 pmONT - SBN
2 stops13h 02mUnited Airlines
Deal found 11/24$549
This Delta deal was found by Cheapflights users on 11/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:54 pmSBN - ONT
1 stop8h 29mDelta
Tue 1/610:30 pmONT - SBN
1 stop9h 34mDelta
Deal found 11/23$569
This United Airlines deal was found by Cheapflights users on 11/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:22 pmSBN - ONT
1 stop7h 03mUnited Airlines
Tue 1/66:32 pmONT - SBN
2 stops13h 40mUnited Airlines
Deal found 11/23$573
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Wed 12/317:11 amSBN - ONT
2 stops11h 56mAmerican Airlines
Sun 1/411:59 pmONT - SBN
1 stop8h 58mAmerican Airlines
Deal found 11/25$574
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/231:24 pmSBN - ONT
2 stops10h 43mUnited Airlines
Sat 12/2711:59 pmONT - SBN
1 stop7h 55mUnited Airlines
Deal found 11/25$578
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Wed 11/263:18 pmSBN - ONT
2 stops10h 33mUnited Airlines
Tue 12/26:41 pmONT - SBN
2 stops13h 02mUnited Airlines
Deal found 11/25$584

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 November 26, 2025.
Use the filters below to find and compare flights from South Bend to Ontario that are best for you.

Fly from

South Bend

Fly to

Ontario

Route

Depart

Return

Price

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Sat 1/24

6:00 am-11:31 am

1 stop8h 31m

Ontario

Wed 1/28

10:30 pm-11:04 am

1 stop9h 34m

$289

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Sat 12/13

6:00 am-11:02 am

1 stop8h 02m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$324

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Wed 12/10

12:30 pm-7:39 pm

1 stop10h 09m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$324

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 12/11

12:30 pm-7:39 pm

1 stop10h 09m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$324

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 12/9

6:00 am-11:02 am

1 stop8h 02m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$324

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Fri 12/12

12:30 pm-7:39 pm

1 stop10h 09m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$324

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 12/9

12:30 pm-7:39 pm

1 stop10h 09m

Ontario

Sat 12/13

6:00 am-9:42 pm

2 stops12h 42m

$364

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Sun 12/7

6:00 am-11:02 am

1 stop8h 02m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$369

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Mon 12/8

4:56 pm-11:04 pm

1 stop9h 08m

Ontario

Wed 12/17

11:41 am-9:42 pm

1 stop7h 01m

$369

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 1/1

6:22 pm-10:25 pm

1 stop7h 03m

Ontario

Thu 1/8

6:39 pm-11:12 am

2 stops13h 33m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 20 results
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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice 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 South Bend-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on South Bend-Ontario flight deals on Cheapflights vs. eDreams >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 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-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, September is the cheapest month in which you can book a flight from South Bend to Ontario (average of $80). Flying from South Bend to Ontario in December is currently the most expensive (average of $135). 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 November 26, 2025.
Read through reviews of airlines operating flights from South Bend to Ontario, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,999 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Entertainment

7.9

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
7.9
Good
7,999 reviews
Delta
7.9
Good
7,999 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Entertainment

7.9

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
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
7,999 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Entertainment

7.9

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 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 31m. 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 $248, American Airlines will fly you from South Bend to Ontario and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $276. You may be able to fly from South Bend to Ontario for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from South Bend to Ontario one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $225. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from South Bend to Ontario for a low price.

  • 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, September is the cheapest month in which you can book a flight from South Bend to Ontario (average of $80). Flying from South Bend to Ontario in December is currently the most expensive (average of $135). 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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See prices for flight routes from nearby airports that may be better suited for you.
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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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$417FlexibilityNo cancel feeOn-timeN/A

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