$88+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Indiana to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Indiana to Ontario
Keep the following information in mind while searching for Indiana to Ontario flight deals. Data was last updated Απρίλιος 23, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $191 (CheapOair) |
One-way from | $88 (Trip.com) |
Popular in | December |
Cheapest in | August |
Average price | $374 |
Find flight deals from Indiana to Ontario
Cheapest flights from Indiana to OntarioExplore 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 Απρίλιος 23, 2025.
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 Απρίλιος 23, 2025.
This Frontier deal was found by Cheapflights users on 4/22. 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.
This CheapOair deal was found by Cheapflights users on 4/22. 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.
This CheapOair deal was found by Cheapflights users on 4/22. 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.
This CheapOair deal was found by Cheapflights users on 4/22. 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.
This American Airlines deal was found by Cheapflights users on 4/22. 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.
This Trip.com deal was found by Cheapflights users on 4/23. 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.
This Delta deal was found by Cheapflights users on 4/22. 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.
This United Airlines deal was found by Cheapflights users on 4/22. 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.
This American Airlines deal was found by Cheapflights users on 4/23. 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.
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
This Delta deal was found by Cheapflights users on 4/22. 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.
This Delta deal was found by Cheapflights users on 4/22. 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.
Cheapflights Fare Finder
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 2,558,603 searches. Data last updated Απρίλιος 23, 2025.
Use the filters below to find and compare flights from Indiana to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Σαβ 4/26
5:39 pm-11:59 pm
1 stop9h 20m
Ontario
Δευ 4/28
2:42 pm-5:46 am
1 stop12h 04m
IndianapolisOntario
IND - ONT
INDONT
Indianapolis
Τετ 5/28
5:59 pm-9:15 am
1 stop18h 16m
Ontario
Πεμ 5/29
8:38 pm-10:40 am
1 stop11h 02m
ChicagoOntario
MDW - ONT
MDWONT
Chicago Midway
Παρ 5/16
6:15 am-7:24 am
1 stop27h 09m
Ontario
Κυρ 5/25
6:00 am-3:00 pm
1 stop7h 00m
ChicagoOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Παρ 5/30
9:50 pm-4:20 pm
1 stop20h 30m
Ontario
Δευ 6/2
6:00 am-9:01 pm
1 stop13h 01m
CincinnatiOntario
CVG - ONT
CVGONT
Cincinnati Cinci./N. Kentucky
Παρ 5/23
6:45 am-1:24 pm
1 stop9h 39m
Ontario
Πεμ 5/29
12:59 am-12:55 am
1 stop20h 56m
ChicagoOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Σαβ 6/7
2:40 pm-7:01 pm
1 stop6h 21m
Ontario
Σαβ 6/14
4:50 pm-12:32 am
1 stop5h 42m
ChicagoOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Παρ 6/27
7:20 pm-11:46 pm
1 stop6h 26m
Ontario
Σαβ 7/5
1:15 pm-10:09 pm
1 stop6h 54m
ChicagoOntario
MDW - ONT
MDWONT
Chicago Midway
Σαβ 5/31
6:00 am-11:08 am
1 stop7h 08m
Ontario
Σαβ 6/7
12:18 pm-9:13 pm
1 stop6h 55m
Fort WayneOntario
FWA - ONT
FWAONT
Fort Wayne
Πεμ 5/29
6:35 pm-10:26 pm
1 stop6h 51m
Ontario
Τετ 6/4
7:00 am-4:12 pm
1 stop6h 12m
Fort WayneOntario
FWA - ONT
FWAONT
Fort Wayne
Πεμ 5/29
6:20 am-11:50 am
1 stop8h 30m
Ontario
Τετ 6/4
7:25 pm-10:18 am
2 stops11h 53m
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.
Cheapflights Insights
Everything you need to know about your flight from Indiana to Ontario
What is the cheapest month to book a flight from Indiana to Ontario?
Currently, August is the cheapest month in which you can book a flight from Indiana to Ontario (average of $246). Flying from Indiana 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.
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 Απρίλιος 23, 2025.
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 Απρίλιος 23, 2025.
To help decide which airline to fly from Indiana to Ontario, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Indiana to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
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 2,558,603 searches. Data last updated Απρίλιος 23, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$204 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$492 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$332 | Average$457 | FlexibilityNo cancel fee | On-time63% |