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Ontario

$70+ Cheap flights from Indiana to Ontario (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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ONT
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from Indiana to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Indiana (USIN) 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 noviembre 21, 2024.

Find flight deals from Indiana to Ontario

Cheapest flights from Indiana to Ontario
Explore the most affordable flight options available from Indiana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. 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. 12/57:25 amORD - ONT
1 stop18h 19mFrontier
mié. 12/1112:34 pmONT - ORD
1 stop26h 54mFrontier
Deal found 11/20$133
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/97:15 amMDW - ONT
1 stop16h 26mFrontier
mié. 12/117:45 amONT - MDW
1 stop14h 28mFrontier
Deal found 11/20$138
This CheapOair deal was found by Cheapflights users on 11/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/82:26 pmCVG - ONT
1 stop27h 40mFrontier
mié. 12/117:45 amONT - CVG
1 stop26h 17mFrontier
Deal found 11/21$158
This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/179:45 pmIND - ONT
1 stop29h 14mFrontier
lun. 12/2312:59 amONT - IND
1 stop16h 55mFrontier
Deal found 11/19$211
This Delta deal was found by Cheapflights users on 11/20. 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. 12/177:10 pmORD - ONT
1 stop7h 04mDelta
mié. 12/251:05 pmONT - ORD
1 stop6h 34mDelta
Deal found 11/20$256
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/107:00 amORD - ONT
1 stop7h 58mAlaska Airlines
vie. 12/138:55 pmONT - ORD
1 stop24h 52mAlaska Airlines
Deal found 11/20$309
This Delta deal was found by Cheapflights users on 11/20. 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. 12/116:00 amDAY - ONT
1 stop8h 01mDelta
sáb. 12/1412:05 pmONT - DAY
1 stop8h 54mDelta
Deal found 11/20$313
This Delta deal was found by Cheapflights users on 11/20. 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. 12/118:10 amIND - ONT
1 stop7h 15mDelta
sáb. 12/1412:05 pmONT - IND
1 stop8h 51mDelta
Deal found 11/20$316
This eDestinos deal was found by Cheapflights users on 11/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/219:54 pmORD - ONT
1 stop12h 12mMultiple Airlines
sáb. 1/47:00 pmONT - ORD
3 stops50h 46mMultiple Airlines
Deal found 11/20$327
This American Airlines deal was found by Cheapflights users on 11/21. 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.
vie. 12/133:38 pmCVG - ONT
1 stop8h 02mAmerican Airlines
vie. 1/310:02 amONT - CVG
2 stops9h 20mAmerican Airlines
Deal found 11/21$331
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/136:48 pmCVG - ONT
1 stop29h 16mAlaska Airlines
lun. 12/166:00 amONT - CVG
1 stop8h 48mAlaska Airlines
Deal found 11/20$336
This KAYAK deal was found by Cheapflights users on 11/21. 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.
mar. 12/32:55 pmORD - ONT
1 stop20h 30mSouthwest
mié. 12/411:45 amONT - ORD
1 stop8h 50mSouthwest
Deal found 11/21$366

Find flights from Indiana to Ontario within your budget

Customize your flight search to find flights from Indiana 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 2,612,795 searches. Data last updated noviembre 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

jue. 12/5

6:36 pm-7:14 am

1 stop14h 38m

Ontario

mié. 12/11

12:34 pm-5:28 pm

1 stop26h 54m

$133

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

mié. 2/26

7:05 am-12:09 am

1 stop19h 04m

Ontario

lun. 3/3

12:59 am-12:17 am

1 stop21h 18m

$134

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

jue. 1/9

8:45 pm-9:39 am

1 stop15h 54m

Ontario

jue. 1/16

6:45 am-11:49 am

1 stop26h 04m

$138

CincinnatiOntario

CVG - ONT

CVGONT

Cincinnati Cinci./N. Kentucky

jue. 1/30

2:16 pm-5:55 pm

1 stop6h 39m

Ontario

lun. 2/3

1:46 pm-11:50 pm

1 stop7h 04m

$148

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

sáb. 1/4

9:54 pm-3:26 pm

1 stop19h 32m

Ontario

sáb. 1/11

7:59 pm-5:30 am

1 stop7h 31m

$187

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

mié. 1/29

11:47 am-6:24 pm

2 stops8h 37m

Ontario

vie. 1/31

2:44 pm-11:50 pm

1 stop7h 06m

$223

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

jue. 1/9

12:45 pm-5:57 pm

1 stop7h 12m

Ontario

lun. 1/13

10:47 am-7:59 pm

1 stop7h 12m

$246

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

jue. 1/9

3:35 pm-10:13 pm

1 stop8h 38m

Ontario

lun. 1/13

11:33 am-11:59 pm

1 stop10h 26m

$252

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

mié. 1/29

2:10 pm-10:32 pm

1 stop10h 22m

Ontario

mar. 2/4

6:00 am-2:12 pm

1 stop6h 12m

$256

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

mié. 1/29

6:00 am-11:50 am

1 stop7h 50m

Ontario

sáb. 2/1

1:00 pm-10:20 pm

1 stop7h 20m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

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

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

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

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

Currently, September is the cheapest month in which you can book a flight from Indiana to Ontario (average of $236). Flying from Indiana to Ontario in December is currently the most expensive (average of $298). 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 IN to ONT?

Find hourly flight availability from Indiana to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

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

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 noviembre 21, 2024.
To help decide which airline to fly from Indiana to Ontario, see what other customers have to say about Frontier, American Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

Find useful and relevant information for your journey from Indiana to Ontario. 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 into for flights to Ontario from Indiana?

    If you book a flight to Ontario from Indiana, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    The cheapest airlines for a one-way flight from Indiana to Ontario are Frontier ($70), Alaska Airlines ($109), and American Airlines ($114).

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

    The most popular flight routes from Indiana to Ontario are Chicago O'Hare Intl - Ontario, Chicago Midway - Ontario and Cincinnati Cinci./N. Kentucky - Ontario.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Indiana to Ontario (average of $236). Flying from Indiana to Ontario in December is currently the most expensive (average of $298). 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 Indiana to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Indiana to Ontario

Discover the top 5 airlines that operate flights from Indiana 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 2,612,795 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$112Average$226FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$246Average$493FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$406FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$321Average$452FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$327Average$460FlexibilityNo cancel feeOn-time69%
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