$122+ Cheap flights from Ontario to Indianapolis (ONT - IND)
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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
Nov 7 — Nov 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 October 8, 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 October 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 10/285:33 pm -
1 stop23h 29m
Mon 11/27:52 pm -
2 stops23h 46m
Deal found 10/7![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 10/7. 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.
Tue 11/176:30 am -
1 stop5h 38m
Tue 11/2410:30 pm -
1 stop10h 50m
Deal found 10/7![Frontier logo]()
$248
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Wed 11/46:30 am -
1 stop5h 38m
Wed 11/114:03 pm -
1 stop21h 32m
Deal found 10/7![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 10/7. 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.
Thu 11/196:30 am -
1 stop5h 38m
Thu 11/264:37 pm -
1 stop10h 37m
Deal found 10/7![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 10/6. 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.
Tue 11/36:25 am -
1 stop5h 43m
Fri 11/63:58 pm -
1 stop10h 53m
Deal found 10/6![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 10/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 am -
1 stop5h 43m
Sat 10/314:03 pm -
1 stop10h 48m
Deal found 10/5![Frontier logo]()
$269
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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 10/226:15 am -
1 stop5h 58m
Mon 10/263:58 pm -
1 stop21h 37m
Deal found 10/7![Frontier logo]()
$272
This CheapOair deal was found by Cheapflights users on 10/7. 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.
Fri 11/611:52 am -
1 stop24h 16m
Tue 11/104:03 pm -
1 stop10h 48m
Deal found 10/7![Frontier logo]()
$274
This Frontier deal was found by Cheapflights users on 10/6. 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 11/46:30 am -
1 stop5h 38m
Fri 11/63:58 pm -
1 stop10h 53m
Deal found 10/6![Frontier logo]()
$278
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 12/106:00 am -
1 stop6h 46m
Thu 12/174:25 pm -
1 stop26h 26m
Deal found 10/6![Frontier logo]()
$281
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 October 8, 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 October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/45:00 am -
2 stops9h 52m
Wed 11/185:24 pm -
1 stop7h 16m
Deal found 10/7![United Airlines logo]()
$316
This Cheapflightsfares deal was found by Cheapflights users on 10/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:52 am -
1 stop24h 16m
Tue 12/14:41 pm -
1 stop21h 04m
Deal found 10/3![Frontier logo]()
$349
This Delta deal was found by Cheapflights users on 10/8. 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.
Sat 11/712:16 pm -
1 stop9h 09m
Fri 11/132:06 pm -
1 stop7h 28m
Deal found 10/8![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 10/264:15 pm -
1 stop5h 55m
Tue 10/277:10 am -
2 stops8h 45m
Deal found 10/7![Southwest logo]()
$358
This KAYAK deal was found by Cheapflights users on 10/6. 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.
Tue 10/276:02 am -
1 stop9h 00m
Thu 10/296:12 pm -
1 stop8h 30m
Deal found 10/6![Alaska Airlines logo]()
$411
This KAYAK deal was found by Cheapflights users on 10/6. 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.
Tue 10/2712:16 pm -
1 stop9h 09m
Wed 10/287:00 am -
1 stop7h 06m
Deal found 10/6![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/281:29 pm -
1 stop5h 41m
Sat 10/317:00 am -
2 stops14h 01m
Deal found 10/7![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/276:00 am -
2 stops13h 14m
Wed 10/2811:03 am -
2 stops13h 37m
Deal found 10/6![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 10/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:00 am -
2 stops9h 00m
Sun 11/85:00 am -
1 stop6h 00m
Deal found 10/3![Southwest logo]()
$492
This Southwest deal was found by Cheapflights users on 10/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:55 am -
2 stops9h 05m
Wed 11/113:45 pm -
2 stops7h 55m
Deal found 10/3![Southwest logo]()
$497
Last-minute flights from Ontario to IndianapolisDiscover last-minute flight deals from Ontario to Indianapolis. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated October 8, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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 10/226:15 am -
1 stop5h 58m
Mon 10/263:58 pm -
1 stop21h 37m
Deal found 10/7![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 10/285:33 pm -
1 stop23h 29m
Mon 11/27:52 pm -
2 stops23h 46m
Deal found 10/7![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 10/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 am -
1 stop5h 43m
Sat 10/314:03 pm -
1 stop10h 48m
Deal found 10/5![Frontier logo]()
$269
This Frontier deal was found by Cheapflights users on 10/6. 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.
Tue 11/36:25 am -
1 stop5h 43m
Fri 11/63:58 pm -
1 stop10h 53m
Deal found 10/6![Frontier logo]()
$264
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Wed 11/46:30 am -
1 stop5h 38m
Wed 11/114:03 pm -
1 stop21h 32m
Deal found 10/7![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 10/6. 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 11/46:30 am -
1 stop5h 38m
Fri 11/63:58 pm -
1 stop10h 53m
Deal found 10/6![Frontier logo]()
$278
This CheapOair deal was found by Cheapflights users on 10/7. 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.
Fri 11/611:52 am -
1 stop24h 16m
Tue 11/104:03 pm -
1 stop10h 48m
Deal found 10/7![Frontier logo]()
$274
This Frontier deal was found by Cheapflights users on 10/7. 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.
Tue 11/176:30 am -
1 stop5h 38m
Tue 11/2410:30 pm -
1 stop10h 50m
Deal found 10/7![Frontier logo]()
$248
This Frontier deal was found by Cheapflights users on 10/7. 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.
Thu 11/196:30 am -
1 stop5h 38m
Thu 11/264:37 pm -
1 stop10h 37m
Deal found 10/7![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 10/7. 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.
Thu 11/196:30 am -
1 stop5h 38m
Mon 11/2310:30 pm -
1 stop10h 50m
Deal found 10/7![Frontier logo]()
$283
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 October 8, 2026.
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Super.com deal was found by Cheapflights users on 10/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:25 am -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 10/6. 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 10/226:15 am -
1 stop5h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$136
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Wed 11/46:30 am -
1 stop5h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$138
This Mytrip deal was found by Cheapflights users on 10/6. 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.
Fri 10/306:25 am -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$140
This Super.com deal was found by Cheapflights users on 10/7. 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.
Fri 11/1311:52 am -
1 stop24h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$143
This Booking.com deal was found by Cheapflights users on 10/7. 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.
Wed 10/2111:52 am -
1 stop24h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$144
This Jetabroad deal was found by Cheapflights users on 10/5. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:52 am -
1 stop24h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$151
This Delta deal was found by Cheapflights users on 10/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:16 pm -
1 stop9h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Delta logo]()
$156
This Mytrip deal was found by Cheapflights users on 10/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:47 pm -
2 stops24h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$160
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 October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Kiwi.com) |
One-way from | $122 (Super.com) |
Popular in | June |
Cheapest in | February |
Average price | $444 |
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 7,457,451 searches. Data last updated October 8, 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 Ontario - IND Indianapolis
ONTIND
Ontario
Thu 11/19
12:18 pm-12:40 am
1 stop9h 22m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$156
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Fri 11/27
6:45 am-3:42 pm
1 stop5h 57m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
Quickest round-trip
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Mon 11/9
6:30 am-3:08 pm
1 stop5h 38m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Tue 11/3
6:25 am-3:08 pm
1 stop5h 43m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$172
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Mon 11/2
6:30 am-3:08 pm
1 stop5h 38m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$174
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Mon 11/16
11:10 pm-10:43 am
1 stop8h 33m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$199
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Thu 11/12
5:00 am-2:42 pm
1 stop6h 42m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$216
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Sat 2/6
7:00 am-6:56 pm
1 stop8h 56m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$216
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Sat 10/31
6:00 am-5:52 pm
2 stops8h 52m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$221
OntarioIndianapolis
ONT Ontario - IND Indianapolis
ONTIND
Ontario
Mon 11/23
11:40 am-10:01 am
2 stops19h 21m
Indianapolis
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$223
Showing 1-10 of 21 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 October.
| 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 | |
| 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
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 20 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 $314). Flying from Ontario to Indianapolis in June is currently the most expensive (average of $515). 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?
Airfare is below average for this route at the moment.
Ontario to Indianapolis flights typically cost between $417 and $532 in October.The cheapest round-trip price found within the last 5 days was $242 on Frontier (Oct 28-Nov 2).
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 October 8, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
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 locationsGreenwood
Plainfield
Terre Haute
Fishers
Muncie
Kokomo
Westfield
Franklin
Mooresville
Crawfordsville
Anderson
Noblesville
Bloomington
Speedway
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
Complete your trip
Flights by cabin class
Indianapolis flight routes
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Indianapolis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Indianapolis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Indianapolis by cabin class
Find flights from Ontario to Indianapolis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Indianapolis
Explore flights to Indianapolis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Ontario and Indianapolis flights
Browse other Ontario and Indianapolis flight options. Last updated on October 8, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Ontario to Indianapolis
Discover the top 5 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$165 | Average$315 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$418 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$294 | Average$512 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$345 | Average$477 | FlexibilityNo cancel fee | On-time63% |