$123+ Cheap flights from Ontario to Indianapolis (ONT - IND)
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Indianapolis 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 Ontario to Indianapolis
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Best
Last-minute
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Cheapest flights from Ontario to IndianapolisExplore the most affordable flight options available from Ontario to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juni 15, 2026.
Explore the most affordable flight options available from Ontario to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juni 15, 2026.
This Frontier deal was found by Cheapflights users on 6/10. 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.
Mi 8/1910:50 am
ONT
- IND
1 stop6h 11m
Frontier
Mi 8/268:46 pm
IND
- ONT
1 stop6h 03m
Frontier
Deal found 6/10![Frontier logo]()
$250
This Expedia deal was found by Cheapflights users on 6/10. 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.
Mi 7/156:00 am
ONT
- IND
1 stop11h 08m
Frontier
Mi 7/228:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/10![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 6/12. 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.
Mo 8/106:00 am
ONT
- IND
1 stop11h 08m
Frontier
Mi 8/128:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/12![Frontier logo]()
$257
This CheapOair deal was found by Cheapflights users on 6/10. 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.
Mi 9/26:00 am
ONT
- IND
1 stop11h 01m
Frontier
Sa 9/58:46 pm
IND
- ONT
1 stop16h 19m
Frontier
Deal found 6/10![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 6/11. 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.
Fr 8/78:17 am
ONT
- IND
1 stop9h 58m
Frontier
Mo 8/108:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/11![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 6/12. 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.
Mo 8/178:17 am
ONT
- IND
1 stop9h 58m
Frontier
Sa 8/228:46 pm
IND
- ONT
1 stop6h 03m
Frontier
Deal found 6/12![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 6/12. 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.
Mi 8/58:17 am
ONT
- IND
1 stop9h 58m
Frontier
Mi 8/128:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/12![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 6/11. 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.
Fr 8/148:17 am
ONT
- IND
1 stop9h 58m
Frontier
Mo 8/178:53 pm
IND
- ONT
1 stop16h 12m
Frontier
Deal found 6/11![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 6/12. 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.
Mi 8/58:17 am
ONT
- IND
1 stop9h 58m
Frontier
Do 8/138:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/12![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 6/11. 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.
Do 8/66:00 am
ONT
- IND
1 stop10h 58m
Frontier
Mo 8/108:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/11![Frontier logo]()
$280
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Mo 8/38:17 am
ONT
- IND
1 stop9h 58m
Frontier
Do 8/68:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/11![Frontier logo]()
$284
This Super.com deal was found by Cheapflights users on 6/10. 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.
Mi 8/1910:50 am
ONT
- IND
1 stop6h 11m
Frontier
So 8/308:46 pm
IND
- ONT
1 stop16h 19m
Frontier
Deal found 6/10![Frontier logo]()
$285
Best flights from Ontario to IndianapolisDiscover carefully curated flight deals from Ontario to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Juni 15, 2026.
Discover carefully curated flight deals from Ontario to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Juni 15, 2026.
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sa 9/125:40 am
ONT
- IND
2 stops7h 55m
Southwest
Mo 9/143:05 pm
IND
- ONT
2 stops7h 20m
Southwest
Deal found 6/10![Southwest logo]()
$381
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Di 8/189:15 am
ONT
- IND
1 stop7h 49m
United Airlines
Mi 8/198:00 am
IND
- ONT
2 stops13h 16m
United Airlines
Deal found 6/11![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 6/13. 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.
Mi 8/512:30 pm
ONT
- IND
1 stop6h 10m
Southwest
Sa 8/85:00 pm
IND
- ONT
1 stop6h 05m
Southwest
Deal found 6/13![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 6/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 8/1712:00 pm
ONT
- IND
2 stops9h 35m
Southwest
Mi 8/197:20 am
IND
- ONT
2 stops8h 20m
Southwest
Deal found 6/15![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 6/10. 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.
Mi 7/155:30 am
ONT
- IND
2 stops9h 10m
Southwest
Mi 7/224:50 pm
IND
- ONT
2 stops8h 30m
Southwest
Deal found 6/10![Southwest logo]()
$405
This Southwest deal was found by Cheapflights users on 6/11. 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.
So 8/162:30 pm
ONT
- IND
2 stops8h 10m
Southwest
Sa 8/222:10 pm
IND
- ONT
2 stops8h 55m
Southwest
Deal found 6/11![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fr 11/2011:15 am
ONT
- IND
1 stop6h 50m
Southwest
Mo 11/236:50 am
IND
- ONT
1 stop9h 15m
Southwest
Deal found 6/12![Southwest logo]()
$440
This Southwest deal was found by Cheapflights users on 6/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 7/278:00 am
ONT
- IND
1 stop8h 20m
Southwest
Mo 8/38:00 pm
IND
- ONT
1 stop6h 35m
Southwest
Deal found 6/14![Southwest logo]()
$477
Last-minute flights from Ontario to IndianapolisDiscover last-minute flight deals from Ontario to Indianapolis. Data last updated Juni 15, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated Juni 15, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/13. 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.
Mi 7/810:49 am
ONT
- IND
1 stop6h 19m
Frontier
Di 7/148:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/13![Frontier logo]()
$310
This Super.com deal was found by Cheapflights users on 6/11. 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.
Do 7/910:49 am
ONT
- IND
1 stop6h 19m
Frontier
Di 7/148:53 pm
IND
- ONT
1 stop16h 11m
Frontier
Deal found 6/11![Frontier logo]()
$302
This Priceline deal was found by Cheapflights users on 6/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 7/108:17 am
ONT
- IND
1 stop9h 58m
Frontier
Mi 7/298:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/10![Frontier logo]()
$287
This Orbitz deal was found by Cheapflights users on 6/12. 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.
Fr 7/106:00 am
ONT
- IND
1 stop11h 08m
Frontier
Di 7/148:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/12![Frontier logo]()
$303
This Expedia deal was found by Cheapflights users on 6/10. 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.
Mi 7/156:00 am
ONT
- IND
1 stop11h 08m
Frontier
Mi 7/228:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/10![Frontier logo]()
$256
This Booking.com deal was found by Cheapflights users on 6/11. 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.
Mi 7/156:00 am
ONT
- IND
1 stop11h 08m
Frontier
Fr 7/248:53 pm
IND
- ONT
1 stop16h 11m
Frontier
Deal found 6/11![Frontier logo]()
$289
This Expedia deal was found by Cheapflights users on 6/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 7/166:00 am
ONT
- IND
1 stop11h 08m
Frontier
Mi 7/228:53 pm
IND
- ONT
1 stop16h 11m
Frontier
Deal found 6/14![Frontier logo]()
$314
This Booking.com deal was found by Cheapflights users on 6/13. 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.
Fr 7/178:17 am
ONT
- IND
1 stop9h 58m
Frontier
So 7/199:03 pm
IND
- ONT
1 stop16h 01m
Frontier
Deal found 6/13![Frontier logo]()
$319
This Booking.com deal was found by Cheapflights users on 6/11. 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.
Mi 7/228:17 am
ONT
- IND
1 stop9h 58m
Frontier
So 7/269:03 pm
IND
- ONT
1 stop16h 01m
Frontier
Deal found 6/11![Frontier logo]()
$317
This CheapOair deal was found by Cheapflights users on 6/11. 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.
Do 7/2310:49 am
ONT
- IND
1 stop6h 19m
Frontier
So 7/269:03 pm
IND
- ONT
1 stop16h 01m
Frontier
Deal found 6/11![Frontier logo]()
$307
This Frontier deal was found by Cheapflights users on 6/10. 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.
Fr 7/318:17 am
ONT
- IND
1 stop9h 58m
Frontier
Sa 8/18:53 pm
IND
- ONT
1 stop5h 57m
Frontier
Deal found 6/10![Frontier logo]()
$318
One-way flights from Ontario to IndianapolisSearch for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated Juni 15, 2026.
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated Juni 15, 2026.
This iWofly deal was found by Cheapflights users on 6/11. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/1910:50 am
ONT
- IND
1 stop6h 11m
Frontier
Deal found 6/11![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 6/12. 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.
Mi 8/1210:49 am
ONT
- IND
1 stop6h 19m
Frontier
Deal found 6/12![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 6/10. 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.
Mi 9/26:00 am
ONT
- IND
1 stop11h 01m
Frontier
Deal found 6/10![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/12. 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.
Di 9/222:55 pm
ONT
- IND
1 stop25h 26m
Frontier
Deal found 6/12![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 6/10. 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.
Mo 8/178:17 am
ONT
- IND
1 stop9h 58m
Frontier
Deal found 6/10![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/12. 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.
Do 8/2010:50 am
ONT
- IND
1 stop6h 11m
Frontier
Deal found 6/12![Frontier logo]()
$132
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Mi 7/156:00 am
ONT
- IND
1 stop11h 08m
Frontier
Deal found 6/10![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 6/11. 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.
Fr 8/2110:50 am
ONT
- IND
1 stop6h 11m
Frontier
Deal found 6/11![Frontier logo]()
$136
Find flight deals from Ontario to Indianapolis
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Indianapolis (IND). 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 Juni 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $250 (Frontier) |
One-way from | $123 (iWofly) |
Popular in | June |
Cheapest in | February |
Average price | $472 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Indianapolis 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 Juni 15, 2026.
Use the filters below to find and compare flights from Ontario to Indianapolis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Sa 9/12
5:40 am-4:35 pm
2 stops7h 55m
Indianapolis
Mo 9/14
3:05 pm-7:25 pm
2 stops7h 20m
$381
Quickest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mi 8/5
12:30 pm-9:40 pm
1 stop6h 10m
Indianapolis
Sa 8/8
5:00 pm-8:05 pm
1 stop6h 05m
$386
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mo 8/17
12:00 pm-12:35 am
2 stops9h 35m
Indianapolis
Mi 8/19
7:20 am-12:40 pm
2 stops8h 20m
$396
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mi 7/15
5:30 am-5:40 pm
2 stops9h 10m
Indianapolis
Mi 7/22
4:50 pm-10:20 pm
2 stops8h 30m
$405
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Di 8/18
9:15 am-8:04 pm
1 stop7h 49m
Indianapolis
Mi 8/19
8:00 am-6:16 pm
2 stops13h 16m
$410
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
So 8/16
2:30 pm-1:40 am
2 stops8h 10m
Indianapolis
Sa 8/22
2:10 pm-8:05 pm
2 stops8h 55m
$434
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Fr 11/20
11:15 am-9:05 pm
1 stop6h 50m
Indianapolis
Mo 11/23
6:50 am-1:05 pm
1 stop9h 15m
$440
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mo 7/27
8:00 am-7:20 pm
1 stop8h 20m
Indianapolis
Mo 8/3
8:00 pm-11:35 pm
1 stop6h 35m
$477
Cheapest one-way
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Mi 10/14
10:59 pm-9:00 am
1 stop7h 01m
$153
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
Do 8/6
6:10 am-4:30 pm
1 stop7h 20m
$235
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Ontario to Indianapolis
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 Ontario to Indianapolis in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Indianapolis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Indianapolis 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 Ontario-Indianapolis 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 Ontario to Indianapolis
Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Ontario with our price prediction graph.
ONT-IND
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 Ontario to Indianapolis
Prices
More
How far ahead should I book a flight from Ontario to Indianapolis?
To ensure you get the cheapest price possible for a flight from Ontario to Indianapolis, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Ontario to Indianapolis?
Currently, February is the cheapest month in which you can book a flight from Ontario to Indianapolis (average of $256). Flying from Ontario to Indianapolis in June is currently the most expensive (average of $472). 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 Ontario to Indianapolis?
What’s the top layover airport for flights from Ontario to Indianapolis?
Share of 1-stop round-trip flights from Ontario to Indianapolis chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Indianapolis on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Indianapolis?
Average round-trip fare for 1-stop flights from Ontario to Indianapolis, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $376.
What’s the fastest layover option from Ontario to Indianapolis?
Shortest average travel time for 1-stop one-way flights from Ontario to Indianapolis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 5h 20m.
Which airport typically offers the quickest layover for flights from Ontario to Indianapolis?
Average layover duration for 1-stop one-way flights from Ontario to Indianapolis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 08m.
Reviews of airlines servicing Indianapolis
Get insights into the airlines that provide service to Indianapolis. 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 Indianapolis. Reviews last updated Juni 15, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Ontario to Indianapolis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Indianapolis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Indianapolis?
Book flights to Indianapolis if you plan to visit one of these locationsTerre Haute
Muncie
Greenwood
Fishers
Kokomo
Plainfield
Mooresville
Anderson
Franklin
Carmel
Noblesville
Bloomington
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Top 4 airlines flying from Ontario to Indianapolis
Discover the top 4 airlines that operate flights from Ontario to Indianapolis. 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 Juni 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$292 | Average$493 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$438 | FlexibilityNo cancel fee | On-time63% |