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$115+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ONT
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
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 septiembre 17, 2025.

Round-trip from

$314
(American Airlines)

One-way from

$115
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$398
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. 13% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/1412:28 pmSBN - ONT
1 stop7h 00mAmerican Airlines
sáb. 10/1812:47 pmONT - SBN
1 stop6h 39mAmerican Airlines
Deal found 9/16$314
This Delta deal was found by Cheapflights users on 9/16. 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. 9/305:17 pmSBN - ONT
1 stop8h 06mDelta
mar. 10/711:36 amONT - SBN
1 stop7h 03mDelta
Deal found 9/16$339
This United Airlines deal was found by Cheapflights users on 9/17. 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.
jue. 10/24:37 pmSBN - ONT
1 stop8h 53mUnited Airlines
lun. 10/66:36 pmONT - SBN
2 stops13h 20mUnited Airlines
Deal found 9/17$344
This Delta deal was found by Cheapflights users on 9/16. 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.
jue. 11/134:56 pmSBN - ONT
1 stop9h 08mDelta
lun. 11/1710:25 pmONT - SBN
2 stops12h 26mDelta
Deal found 9/16$359
This Delta deal was found by Cheapflights users on 9/16. 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.
jue. 10/26:05 amSBN - ONT
1 stop7h 37mDelta
mar. 10/711:36 amONT - SBN
1 stop7h 03mDelta
Deal found 9/16$369
This United Airlines deal was found by Cheapflights users on 9/15. 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. 10/104:37 pmSBN - ONT
1 stop8h 53mUnited Airlines
dom. 10/127:02 amONT - SBN
1 stop7h 34mUnited Airlines
Deal found 9/15$373
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/149:10 amSBN - ONT
2 stops8h 52mUnited Airlines
sáb. 10/185:05 amONT - SBN
2 stops9h 31mUnited Airlines
Deal found 9/16$375
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 10/74:37 pmSBN - ONT
1 stop8h 53mUnited Airlines
lun. 10/137:02 amONT - SBN
1 stop7h 34mUnited Airlines
Deal found 9/15$379
This American Airlines deal was found by Cheapflights users on 9/16. 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.
jue. 11/134:43 pmSBN - ONT
1 stop8h 40mAmerican Airlines
lun. 11/1712:46 pmONT - SBN
1 stop6h 22mAmerican Airlines
Deal found 9/16$383

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 septiembre 17, 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

jue. 10/2

12:36 pm-6:54 pm

1 stop9h 18m

Ontario

lun. 10/6

11:59 pm-11:58 am

1 stop8h 59m

$339

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

jue. 11/13

6:00 am-10:40 am

1 stop7h 40m

Ontario

lun. 11/17

10:25 pm-1:51 pm

2 stops12h 26m

$349

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

mié. 10/8

4:37 pm-10:30 pm

1 stop8h 53m

Ontario

lun. 10/13

7:02 am-5:36 pm

1 stop7h 34m

$379

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

mar. 10/7

4:37 pm-10:30 pm

1 stop8h 53m

Ontario

lun. 10/13

7:02 am-5:36 pm

1 stop7h 34m

$379

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

mié. 10/8

5:26 pm-10:42 pm

1 stop8h 16m

Ontario

sáb. 10/11

11:59 pm-12:12 pm

1 stop9h 13m

$379

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

vie. 11/7

6:47 pm-10:31 pm

1 stop6h 44m

Ontario

dom. 11/9

7:00 am-6:12 pm

1 stop8h 12m

$379

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

mié. 10/29

5:02 pm-10:31 pm

1 stop8h 29m

Ontario

mié. 11/12

7:00 am-6:12 pm

1 stop8h 12m

$379

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

sáb. 10/11

6:05 am-12:51 pm

2 stops9h 46m

Ontario

lun. 10/13

7:02 am-5:36 pm

1 stop7h 34m

$384

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

mié. 10/15

6:12 pm-10:30 pm

1 stop7h 18m

Ontario

mié. 10/22

6:36 pm-10:56 am

2 stops13h 20m

$384

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

sáb. 10/18

11:37 am-6:06 pm

1 stop9h 29m

Ontario

mar. 10/21

7:02 am-5:36 pm

1 stop7h 34m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 21 results
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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, August is the cheapest month in which you can book a flight from South Bend to Ontario (average of $246). Flying from South Bend to Ontario in March is currently the most expensive (average of $327). 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 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 septiembre 17, 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
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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?

    American Airlines, Delta, and United Airlines can get you from South Bend to Ontario in just under 7h 40m. Your travel time can differ by up to 1h 38m. The distance from South Bend to Ontario is about 1774 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

  • 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, August is the cheapest month in which you can book a flight from South Bend to Ontario (average of $246). Flying from South Bend to Ontario in March is currently the most expensive (average of $327). 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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Alternative routes for South Bend to Ontario

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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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$434FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$417FlexibilityNo cancel feeOn-timeN/A

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