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$43+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Ontario to Indiana

Keep the following information in mind while searching for Ontario to Indiana flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$130
(Frontier)

One-way from

$52
(Trip.com)

Popular in

April

Cheapest in

August

Average price

$444
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From Ontario to Indiana
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One-way flight from Ontario to Indiana
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Highest demand for flights based on searches. 10% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 febrero 20, 2025.

This Frontier deal was found by Cheapflights users on 2/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/16:47 pmONT - IND
1 stop10h 44mFrontier
lun. 5/59:21 amIND - ONT
1 stop11h 26mFrontier
Deal found 2/20$130
This Booking.com deal was found by Cheapflights users on 2/19. 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.
vie. 3/712:59 amONT - MDW
1 stop21h 18mFrontier
mar. 3/117:50 amMDW - ONT
1 stop12h 09mFrontier
Deal found 2/19$135
This Booking.com deal was found by Cheapflights users on 2/19. 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.
vie. 3/712:59 amONT - ORD
1 stop10h 21mFrontier
mar. 3/116:45 amORD - ONT
1 stop19h 19mFrontier
Deal found 2/19$135
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/110:15 pmONT - CVG
1 stop27h 45mFrontier
lun. 5/57:51 pmCVG - ONT
1 stop17h 03mFrontier
Deal found 2/20$138
This United Airlines deal was found by Cheapflights users on 2/18. 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.
sáb. 6/217:00 amONT - ORD
Nonstop3h 58mUnited Airlines
mar. 6/248:20 pmORD - ONT
Nonstop4h 31mUnited Airlines
Deal found 2/18$227
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/611:46 amONT - ORD
1 stop10h 13mMultiple Airlines
jue. 5/87:00 amORD - ONT
1 stop12h 47mMultiple Airlines
Deal found 2/19$229
This American Airlines deal was found by Cheapflights users on 2/19. 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. 5/612:46 pmONT - ORD
1 stop6h 23mAmerican Airlines
sáb. 5/107:00 amORD - ONT
1 stop6h 54mAmerican Airlines
Deal found 2/19$247
This American Airlines deal was found by Cheapflights users on 2/20. 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.
mar. 5/612:46 pmONT - SBN
1 stop6h 27mAmerican Airlines
mar. 5/134:32 pmSBN - ONT
1 stop8h 27mAmerican Airlines
Deal found 2/20$247
This Southwest deal was found by Cheapflights users on 2/19. 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.
vie. 4/253:15 pmONT - MDW
1 stop7h 15mSouthwest
lun. 4/287:05 pmMDW - ONT
1 stop5h 55mSouthwest
Deal found 2/19$252
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/2210:15 pmONT - MDW
1 stop8h 52mDelta
mar. 4/2912:48 pmMDW - ONT
1 stop8h 40mDelta
Deal found 2/20$257
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/235:15 pmONT - ORD
1 stop5h 38mDelta
lun. 4/287:50 amORD - ONT
1 stop8h 05mDelta
Deal found 2/20$257
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/15:40 amONT - CVG
1 stop10h 01mDelta
mié. 4/26:24 amCVG - ONT
1 stop18h 58mDelta
Deal found 2/20$263

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 febrero 20, 2025.

Fly from

Ontario

Fly to

Indiana

Route

Depart

Return

Price

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

jue. 5/1

6:47 pm-8:31 am

1 stop10h 44m

Indianapolis

lun. 5/5

9:21 am-5:47 pm

1 stop11h 26m

$130

OntarioChicago

ONT - MDW

ONTMDW

Ontario

vie. 3/7

12:59 am-12:17 am

1 stop21h 18m

Chicago Midway

mar. 3/11

7:50 am-5:59 pm

1 stop12h 09m

$135

OntarioChicago

ONT - ORD

ONTORD

Ontario

vie. 3/7

12:59 am-1:20 pm

1 stop10h 21m

Chicago O'Hare Intl

mar. 3/11

6:45 am-12:04 am

1 stop19h 19m

$135

OntarioCincinnati

ONT - CVG

ONTCVG

Ontario

jue. 5/1

10:15 pm-5:00 am

1 stop27h 45m

Cincinnati Cinci./N. Kentucky

lun. 5/5

7:51 pm-9:54 am

1 stop17h 03m

$138

OntarioChicago

ONT - ORD

ONTORD

Ontario

jue. 4/24

6:24 pm-6:05 am

1 stop9h 41m

Chicago O'Hare Intl

lun. 4/28

11:41 am-5:24 pm

1 stop7h 43m

$224

OntarioChicago

ONT - ORD

ONTORD

Ontario

sáb. 6/21

7:00 am-12:58 pm

Nonstop3h 58m

Chicago O'Hare Intl

mar. 6/24

8:20 pm-10:51 pm

Nonstop4h 31m

$227

OntarioChicago

ONT - ORD

ONTORD

Ontario

mié. 3/26

7:35 pm-5:08 am

1 stop7h 33m

Chicago O'Hare Intl

dom. 3/30

5:00 am-10:07 am

1 stop7h 07m

$247

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

mar. 5/6

12:46 pm-10:13 pm

1 stop6h 27m

South Bend/Michiana

mar. 5/13

4:32 pm-9:59 pm

1 stop8h 27m

$247

OntarioChicago

ONT - MDW

ONTMDW

Ontario

vie. 4/25

3:15 pm-12:30 am

1 stop7h 15m

Chicago Midway

lun. 4/28

7:05 pm-11:00 pm

1 stop5h 55m

$252

OntarioChicago

ONT - MDW

ONTMDW

Ontario

mar. 4/22

10:15 pm-9:07 am

1 stop8h 52m

Chicago Midway

mar. 4/29

12:48 pm-7:28 pm

1 stop8h 40m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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 $360). 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 febrero 20, 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 febrero 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta 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
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

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 $52. However, be on the lookout for offers from United Airlines and Delta, 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 - Cincinnati Cinci./N. Kentucky 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 $360). 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$231FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$165Average$309FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$255Average$527FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$296Average$517FlexibilityNo cancel feeOn-time69%
DeltaCheapest$306Average$453FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$356Average$446FlexibilityNo cancel feeOn-time63%
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