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$71+ Cheap flights from Ontario (ONT) to Indiana

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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Cheap flight deals from Ontario to Indiana

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Indiana (USIN). 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 January 17, 2025.

Round-trip from

$130
(Frontier)

One-way from

$71
(Frontier)
From Ontario to Indiana
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One-way flight from Ontario to Indiana
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Find flight deals from Ontario to Indiana

Cheapest flights from Ontario to Indiana
Explore the most affordable flight options available from Ontario to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This Frontier deal was found by Cheapflights users on 1/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/307:56 amONT - CVG
1 stop12h 54mFrontier
Mon 2/32:16 pmCVG - ONT
1 stop6h 41mFrontier
Deal found 1/15$130
This Frontier deal was found by Cheapflights users on 1/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/712:59 amONT - IND
1 stop11h 24mFrontier
Mon 5/124:23 pmIND - ONT
1 stop10h 36mFrontier
Deal found 1/14$130
This Mytrip deal was found by Cheapflights users on 1/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/710:40 amONT - MDW
1 stop11h 37mFrontier
Mon 2/107:15 amMDW - ONT
1 stop12h 13mFrontier
Deal found 1/16$158
This Booking.com deal was found by Cheapflights users on 1/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1312:59 amONT - ORD
1 stop21h 45mFrontier
Sun 2/237:59 pmORD - ONT
1 stop13h 27mFrontier
Deal found 1/16$160
This eDestinos deal was found by Cheapflights users on 1/16. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1710:34 amONT - ORD
2 stops31h 58mMultiple Airlines
Tue 2/257:51 pmORD - ONT
1 stop21h 28mMultiple Airlines
Deal found 1/16$194
This American Airlines deal was found by Cheapflights users on 1/16. 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.
Sun 2/1611:59 pmONT - ORD
1 stop6h 24mAmerican Airlines
Thu 2/271:54 pmORD - ONT
1 stop9h 08mAmerican Airlines
Deal found 1/16$247
This KAYAK deal was found by Cheapflights users on 1/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/251:05 pmONT - ORD
1 stop8h 43mDelta
Fri 2/285:45 amORD - ONT
1 stop8h 10mDelta
Deal found 1/16$253
This Orbitz deal was found by Cheapflights users on 1/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:00 amONT - IND
1 stop8h 27mMultiple Airlines
Tue 3/256:47 pmIND - ONT
1 stop8h 22mMultiple Airlines
Deal found 1/15$256
This Delta deal was found by Cheapflights users on 1/16. 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.
Tue 2/111:00 pmONT - MDW
1 stop7h 20mDelta
Tue 2/186:00 amMDW - ONT
1 stop7h 55mDelta
Deal found 1/16$269
This Southwest deal was found by Cheapflights users on 1/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/157:05 amONT - MDW
Nonstop3h 45mSouthwest
Mon 2/179:00 amMDW - ONT
Nonstop4h 30mSouthwest
Deal found 1/16$281
This Alaska Airlines deal was found by Cheapflights users on 1/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:00 amONT - ORD
1 stop9h 55mAlaska Airlines
Fri 4/183:16 pmORD - ONT
1 stop10h 43mAlaska Airlines
Deal found 1/16$287
This Delta deal was found by Cheapflights users on 1/14. 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 2/191:05 pmONT - FWA
1 stop7h 00mDelta
Sun 2/235:59 pmFWA - ONT
1 stop7h 53mDelta
Deal found 1/14$289

Find flights from Ontario to Indiana within your budget

Customize your flight search to find flights from Ontario to Indiana 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 January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioCincinnati

ONT - CVG

ONTCVG

Ontario

Thu 1/30

7:56 am-11:50 pm

1 stop12h 54m

Cincinnati Cinci./N. Kentucky

Mon 2/3

2:16 pm-5:57 pm

1 stop6h 41m

$130

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Fri 2/7

10:40 am-12:17 am

1 stop11h 37m

Chicago Midway

Mon 2/10

7:15 am-5:28 pm

1 stop12h 13m

$158

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 2/13

12:59 am-12:44 am

1 stop21h 45m

Chicago O'Hare Intl

Sun 2/23

7:59 pm-7:26 am

1 stop13h 27m

$160

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 2/20

12:59 am-7:58 pm

1 stop15h 59m

Indianapolis

Mon 2/24

12:01 pm-6:58 pm

1 stop9h 57m

$160

OntarioChicago

ONT - ORD

ONTORD

Ontario

Mon 2/17

10:34 am-8:32 pm

2 stops31h 58m

Chicago O'Hare Intl

Tue 2/25

7:51 pm-3:19 pm

1 stop21h 28m

$194

OntarioChicago

ONT - ORD

ONTORD

Ontario

Sun 2/16

11:59 pm-8:23 am

1 stop6h 24m

Chicago O'Hare Intl

Thu 2/27

1:54 pm-9:02 pm

1 stop9h 08m

$247

OntarioChicago

ONT - ORD

ONTORD

Ontario

Tue 2/25

1:05 pm-11:48 pm

1 stop8h 43m

Chicago O'Hare Intl

Fri 2/28

5:45 am-11:55 am

1 stop8h 10m

$253

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Tue 3/18

6:00 am-5:27 pm

1 stop8h 27m

Indianapolis

Tue 3/25

6:47 pm-12:09 am

1 stop8h 22m

$256

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 2/27

7:05 am-4:20 pm

1 stop7h 15m

Chicago Midway

Tue 3/4

10:19 am-10:32 pm

2 stops14h 13m

$262

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Sat 2/15

7:05 am-12:50 pm

Nonstop3h 45m

Chicago Midway

Sat 2/22

8:10 am-10:45 am

Nonstop4h 35m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Indiana

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

Travel insights for flights from Ontario to Indiana

Get recent, data-driven insights about flights from Ontario to Indiana including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Indiana (average of $297). Flying from Ontario to Indiana in March is currently the most expensive (average of $362). 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.

What is the cheapest time of day to fly from ONT to IN?

Find hourly flight availability from Ontario to Indiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Indiana as you normally would.

Rainfall in Indiana by month

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

In terms of precipitation, rainfall in Indiana ranges from 2.3 - 5.1 inches per month. May is typically the wettest month, when rainfall can reach 5.1 in. February is typically the driest time to visit Indiana when rainfall is around 2.3 in.

Temperature in Indiana by month

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

If weather is an important factor for your trip to Indiana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Indiana

Get insights into the airlines that provide service to Indiana. 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 Indiana. Reviews last updated January 17, 2025.
See what other customers who have flown with United Airlines, Delta and Alaska Airlines from Ontario to Indiana have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,659 reviews
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,681 reviews
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,511 reviews
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
8,965 reviews
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,659 reviews

Food

7.2

Crew

8.7

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Indiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Indiana?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Indiana. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $71. However, be on the lookout for offers from Alaska Airlines and American Airlines, as they are both options that can get you from Ontario to Indiana for a low price.

  • What are the most popular routes from Ontario to Indiana?

    Most travelers choose Ontario - Chicago O'Hare Intl, Ontario - Chicago Midway or Ontario - Indianapolis when deciding on the best route from Ontario to Indiana.

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

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

  • How can I find direct flights from Ontario to Indiana?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Indiana 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 Indiana?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Indiana (average of $297). Flying from Ontario to Indiana in March is currently the most expensive (average of $362). 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 Ontario to Indiana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Indiana

Discover the top 6 airlines that operate flights from Ontario to Indiana. 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 January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$235FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$165Average$309FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$231Average$521FlexibilityNo cancel feeOn-time71%
DeltaCheapest$316Average$454FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$356Average$513FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$356Average$450FlexibilityNo cancel feeOn-time63%
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