$69+ Cheap flights from Indianapolis to Ontario (IND - ONT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ONT
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis 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
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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 Indianapolis to Ontario
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Cheapest flights from Indianapolis to OntarioExplore the most affordable flight options available from Indianapolis to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Indianapolis to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/94:06 pm -
1 stop9h 11m
Sat 12/126:00 am -
1 stop6h 46m
Deal found 10/31![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:41 pm -
1 stop10h 36m
Thu 12/106:00 am -
1 stop8h 52m
Deal found 11/3![Frontier logo]()
$166
This Super.com deal was found by Cheapflights users on 11/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:47 pm -
1 stop8h 30m
Sat 12/126:00 am -
1 stop6h 46m
Deal found 11/3![Frontier logo]()
$176
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Thu 12/36:47 pm -
1 stop8h 30m
Wed 12/911:30 am -
1 stop27h 22m
Deal found 11/3![Frontier logo]()
$185
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Wed 12/94:06 pm -
1 stop9h 11m
Thu 12/1011:30 am -
1 stop25h 16m
Deal found 11/3![Frontier logo]()
$186
This Super.com deal was found by Cheapflights users on 11/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:47 pm -
1 stop8h 30m
Fri 12/46:00 am -
1 stop6h 44m
Deal found 11/3![Frontier logo]()
$190
This Trip.com deal was found by Cheapflights users on 11/2. 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.
Wed 12/24:06 pm -
1 stop21h 39m
Fri 12/411:30 am -
1 stop25h 16m
Deal found 11/2![Frontier logo]()
$192
This Trip.com deal was found by Cheapflights users on 11/4. 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.
Fri 12/114:41 pm -
1 stop21h 04m
Wed 12/166:00 am -
1 stop6h 10m
Deal found 11/4![Frontier logo]()
$193
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Thu 12/36:47 pm -
1 stop8h 30m
Sat 12/56:00 am -
1 stop6h 46m
Deal found 11/2![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:37 pm -
1 stop10h 37m
Sun 12/66:00 am -
1 stop8h 52m
Deal found 11/1![Frontier logo]()
$201
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:47 pm -
1 stop8h 30m
Mon 12/76:00 am -
1 stop6h 46m
Deal found 11/1![Frontier logo]()
$203
Best flights from Indianapolis to OntarioDiscover carefully curated flight deals from Indianapolis to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Indianapolis to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This Southwest deal was found by Cheapflights users on 11/1. 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.
Tue 1/56:55 am -
1 stop6h 15m
Mon 1/112:05 pm -
1 stop6h 50m
Deal found 11/1![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 11/257:14 am -
1 stop8h 15m
Fri 11/276:00 am -
1 stop7h 46m
Deal found 11/1![United Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 11/4. 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 2/27:35 am -
1 stop7h 37m
Tue 2/97:05 am -
1 stop8h 12m
Deal found 11/4![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/35:39 am -
2 stops14h 17m
Fri 12/46:00 am -
2 stops13h 57m
Deal found 11/3![Alaska Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 10/30. 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.
Fri 1/157:15 pm -
1 stop6h 10m
Tue 1/191:50 pm -
1 stop5h 35m
Deal found 10/30![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 10/30. 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 1/137:35 am -
1 stop7h 37m
Tue 1/191:20 pm -
1 stop6h 31m
Deal found 10/30![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Tue 1/512:34 pm -
2 stops11h 26m
Mon 1/111:42 pm -
1 stop5h 40m
Deal found 10/30![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 10/30. 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.
Thu 1/147:35 am -
1 stop9h 35m
Tue 1/1911:30 am -
2 stops7h 55m
Deal found 10/30![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 10/30. 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.
Sun 1/177:35 am -
1 stop7h 37m
Tue 1/191:20 pm -
1 stop6h 31m
Deal found 10/30![Delta logo]()
$468
This Southwest deal was found by Cheapflights users on 11/1. 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.
Fri 12/257:05 am -
2 stops7h 45m
Fri 1/810:50 am -
2 stops8h 35m
Deal found 11/1![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 11/2. 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 12/196:10 pm -
2 stops8h 05m
Sat 1/98:30 am -
2 stops8h 25m
Deal found 11/2![Southwest logo]()
$472
Last-minute flights from Indianapolis to OntarioDiscover last-minute flight deals from Indianapolis to Ontario. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Ontario. Data last updated November 5, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 11/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:06 pm -
1 stop21h 39m
Sat 12/56:00 am -
1 stop6h 46m
Deal found 11/4![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:47 pm -
1 stop8h 30m
Mon 12/711:30 am -
1 stop25h 16m
Deal found 11/4![Frontier logo]()
$173
This Super.com deal was found by Cheapflights users on 11/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:47 pm -
1 stop8h 30m
Sat 12/126:00 am -
1 stop6h 46m
Deal found 11/3![Frontier logo]()
$176
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Thu 12/36:47 pm -
1 stop8h 30m
Wed 12/911:30 am -
1 stop27h 22m
Deal found 11/3![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:41 pm -
1 stop10h 36m
Thu 12/106:00 am -
1 stop8h 52m
Deal found 11/3![Frontier logo]()
$166
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:41 pm -
1 stop10h 36m
Sat 12/56:00 am -
1 stop6h 46m
Deal found 11/4![Frontier logo]()
$177
This Trip.com deal was found by Cheapflights users on 11/4. 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.
Tue 12/84:41 pm -
1 stop8h 36m
Tue 12/156:00 am -
1 stop6h 46m
Deal found 11/4![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/94:06 pm -
1 stop9h 11m
Sat 12/126:00 am -
1 stop6h 46m
Deal found 10/31![Frontier logo]()
$135
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:41 pm -
1 stop21h 04m
Wed 12/166:00 am -
1 stop6h 10m
Deal found 11/4![Frontier logo]()
$171
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:41 pm -
1 stop21h 04m
Thu 12/1711:32 am -
1 stop5h 31m
Deal found 11/4![Frontier logo]()
$172
One-way flights from Indianapolis to OntarioSearch for one-way flight options from Indianapolis to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Indianapolis to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Wed 12/94:06 pm -
1 stop9h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$69
This Super.com deal was found by Cheapflights users on 11/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/154:41 pm -
1 stop8h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$86
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:41 pm -
1 stop21h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$92
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:37 pm -
1 stop10h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$93
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/114:15 pm -
1 stop11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 11/5. 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.
Fri 12/114:41 pm -
1 stop10h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Frontier logo]()
$105
This Mytrip deal was found by Cheapflights users on 11/4. 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.
Tue 12/87:19 pm -
2 stops18h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$108
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Fri 1/154:30 pm -
1 stop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$109
This Trip.com deal was found by Cheapflights users on 11/1. 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.
Thu 2/184:30 pm -
1 stop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$123
This Frontier deal was found by Cheapflights users on 11/1. 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 12/24:06 pm -
1 stop9h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$127
Find flight deals from Indianapolis to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $135 (Kiwi.com) |
One-way from | $69 (Trip.com) |
Popular in | January |
Cheapest in | March |
Average price | $405 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis 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 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from Indianapolis to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Tue 12/8
4:41 pm-10:17 pm
1 stop8h 36m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$87
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Wed 12/2
4:06 pm-10:20 pm
1 stop9h 14m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$127
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Wed 11/25
2:23 pm-10:45 am
2 stops23h 22m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$132
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Tue 2/9
7:35 am-2:10 pm
1 stop9h 35m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Sat 2/6
3:59 pm-9:43 pm
1 stop8h 44m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Sat 11/21
10:56 am-12:14 am
2 stops16h 18m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
Quickest round-trip
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Sun 12/13
6:00 am-11:07 am
1 stop8h 07m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$229
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Wed 12/2
12:54 pm-8:38 pm
2 stops10h 44m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$254
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Tue 1/5
6:55 am-10:10 am
1 stop6h 15m
Ontario
Mon 1/11
2:05 pm-11:55 pm
1 stop6h 50m
$377
IndianapolisOntario
IND Indianapolis - ONT Ontario
INDONT
Indianapolis
Wed 11/25
7:14 am-12:29 pm
1 stop8h 15m
Ontario
Fri 11/27
6:00 am-4:46 pm
1 stop7h 46m
$377
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Indianapolis to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Ontario in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Indianapolis to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Indianapolis with our price prediction graph.
IND-ONT
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 Indianapolis to Ontario
Prices
More
What is the cheapest month to book a flight from Indianapolis to Ontario?
Currently, March is the cheapest month in which you can book a flight from Indianapolis to Ontario (average of $333). Flying from Indianapolis to Ontario in January is currently the most expensive (average of $571). 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.
How much does it cost to fly round-trip from Indianapolis to Ontario?
Airfare is below average for this route at the moment.
Indianapolis to Ontario flights typically cost between $307 and $571 in December.The cheapest round-trip price found within the last 5 days was $135 on Frontier (Dec 9-Dec 12).
What’s the top layover airport for flights from Indianapolis to Ontario?
Share of 1-stop round-trip flights from Indianapolis to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 91% of 1-stop itineraries from Indianapolis to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from Indianapolis to Ontario?
Average round-trip fare for 1-stop flights from Indianapolis to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $224.
What’s the fastest layover option from Indianapolis to Ontario?
Shortest average travel time for 1-stop one-way flights from Indianapolis to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 5h 29m.
Which airport typically offers the quickest layover for flights from Indianapolis to Ontario?
Average layover duration for 1-stop one-way flights from Indianapolis to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 0h 48m.
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 November 5, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Indianapolis to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 5 airlines flying from Indianapolis to Ontario
Discover the top 5 airlines that operate flights from Indianapolis 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 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$166 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$320 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$293 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$332 | Average$476 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$333 | Average$466 | FlexibilityNo cancel fee | On-time71% |