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$144+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$277
(Delta)

One-way from

$144
(Delta)

Popular in

December

Cheapest in

September

Average price

$535
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. 11% potential increase in price ($60 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 June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/9. 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 7/95:15 pmSBN - ONT
1 stop8h 12mDelta
Sat 7/1911:40 amONT - SBN
1 stop7h 09mDelta
Deal found 6/9$277
This American Airlines deal was found by Cheapflights users on 6/12. 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 9/47:36 amSBN - ONT
2 stops11h 29mAmerican Airlines
Sun 9/711:59 pmONT - SBN
1 stop9h 05mAmerican Airlines
Deal found 6/12$282
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/159:20 amSBN - ONT
2 stops11h 05mUnited Airlines
Wed 10/159:36 amONT - SBN
2 stops10h 47mUnited Airlines
Deal found 6/10$377
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1510:46 pmSBN - ONT
1 stop25h 05mMultiple Airlines
Sun 6/296:00 amONT - SBN
1 stop12h 56mMultiple Airlines
Deal found 6/11$534

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 June 12, 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

Wed 7/9

5:15 pm-10:27 pm

1 stop8h 12m

Ontario

Sat 7/19

11:40 am-9:49 pm

1 stop7h 09m

$277

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Thu 9/4

7:36 am-4:05 pm

2 stops11h 29m

Ontario

Sun 9/7

11:59 pm-12:04 pm

1 stop9h 05m

$282

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Fri 8/15

9:20 am-5:25 pm

2 stops11h 05m

Ontario

Wed 10/15

9:36 am-11:23 pm

2 stops10h 47m

$377

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Tue 7/29

2:14 pm-11:42 pm

2 stops12h 28m

$144

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Sat 7/19

4:53 pm-10:06 pm

1 stop8h 13m

$184

South BendOntario

SBN - ONT

SBNONT

South Bend/Michiana

Fri 6/27

12:39 pm-9:38 pm

2 stops11h 59m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 $328). 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.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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.

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

    Currently priced at $277, Delta will fly you from South Bend to Ontario and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $282 and $377, respectively. You may be able to fly from South Bend to Ontario for 38% 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 Delta, with whom users have recently found tickets for as low as $144. However, be on the lookout for offers from United Airlines and American Airlines, 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, 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 $328). 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

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$455FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$343FlexibilityNo cancel feeOn-timeN/A

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