$80+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IND
abr 5 — abr 121
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
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 março 6, 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 março 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/3. 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.
qui 4/165:33 pm
ONT
- IND
1 stop23h 27m
Frontier
seg 4/208:46 pm
IND
- ONT
1 stop30h 09m
Frontier
Deal found 3/3![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/1612:59 am
ONT
- IND
1 stop16h 01m
Frontier
seg 4/208:46 pm
IND
- ONT
1 stop30h 09m
Frontier
Deal found 3/2![Frontier logo]()
$186
This Expedia deal was found by Cheapflights users on 3/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/166:15 am
ONT
- IND
1 stop8h 11m
Frontier
dom 4/196:01 pm
IND
- ONT
1 stop8h 55m
Frontier
Deal found 3/4![Frontier logo]()
$190
This Booking.com deal was found by Cheapflights users on 3/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/235:33 pm
ONT
- IND
1 stop23h 27m
Frontier
seg 4/271:52 pm
IND
- ONT
1 stop23h 52m
Frontier
Deal found 3/3![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 4/66:20 am
ONT
- IND
1 stop10h 15m
Frontier
seg 4/138:30 pm
IND
- ONT
1 stop30h 25m
Frontier
Deal found 3/6![Frontier logo]()
$193
This Expedia deal was found by Cheapflights users on 3/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 4/1912:59 am
ONT
- IND
1 stop16h 01m
Frontier
dom 4/263:22 pm
IND
- ONT
1 stop24h 48m
Frontier
Deal found 3/5![Frontier logo]()
$211
This Booking.com deal was found by Cheapflights users on 3/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 4/1811:44 am
ONT
- IND
1 stop22h 13m
Frontier
seg 4/201:52 pm
IND
- ONT
1 stop9h 12m
Frontier
Deal found 3/5![Frontier logo]()
$218
This Frontier deal was found by Cheapflights users on 3/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 3/2510:03 pm
ONT
- IND
1 stop11h 51m
Frontier
dom 3/298:33 pm
IND
- ONT
1 stop6h 26m
Frontier
Deal found 3/3![Frontier logo]()
$220
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 março 6, 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 março 6, 2026.
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/710:25 pm
ONT
- IND
2 stops9h 46m
Delta
ter 4/146:13 am
IND
- ONT
2 stops9h 01m
Delta
Deal found 3/2![Delta logo]()
$315
This Frontier deal was found by Cheapflights users on 3/1. 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.
qui 3/266:15 am
ONT
- IND
1 stop10h 23m
Frontier
ter 3/318:33 pm
IND
- ONT
1 stop6h 26m
Frontier
Deal found 3/1![Frontier logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 5/264:03 pm
ONT
- IND
1 stop10h 42m
Alaska Airlines
ter 6/26:39 pm
IND
- ONT
1 stop8h 19m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 3/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 4/16:05 am
ONT
- IND
1 stop6h 47m
United Airlines
seg 4/66:10 pm
IND
- ONT
1 stop7h 21m
United Airlines
Deal found 3/4![United Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 3/2. 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.
sáb 3/289:45 pm
ONT
- IND
1 stop11h 35m
Southwest
seg 3/307:15 pm
IND
- ONT
1 stop6h 30m
Southwest
Deal found 3/2![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 3/4. 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.
seg 4/610:25 pm
ONT
- IND
2 stops9h 46m
Delta
seg 4/137:05 am
IND
- ONT
1 stop7h 31m
Delta
Deal found 3/4![Delta logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 3/3. 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.
seg 8/105:38 pm
ONT
- IND
1 stop9h 04m
Alaska Airlines
qui 8/206:30 am
IND
- ONT
1 stop11h 17m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 3/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 4/106:45 pm
ONT
- IND
1 stop8h 48m
United Airlines
ter 4/146:10 pm
IND
- ONT
1 stop7h 21m
United Airlines
Deal found 3/4![United Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 3/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 3/261:20 pm
ONT
- IND
1 stop6h 33m
Delta
ter 3/313:25 pm
IND
- ONT
2 stops11h 26m
Delta
Deal found 3/3![Delta logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/307:59 pm
ONT
- IND
1 stop30h 51m
Alaska Airlines
dom 5/37:10 am
IND
- ONT
1 stop29h 35m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$463
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 7/155:54 pm
ONT
- IND
1 stop8h 48m
Alaska Airlines
qua 7/225:16 pm
IND
- ONT
1 stop8h 55m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 3/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 7/96:30 am
ONT
- IND
1 stop7h 00m
United Airlines
seg 7/134:25 pm
IND
- ONT
1 stop9h 21m
United Airlines
Deal found 3/2![United Airlines logo]()
$527
Last-minute flights from Ontario to IndianapolisDiscover last-minute flight deals from Ontario to Indianapolis. Data last updated março 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated março 6, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 3/2510:03 pm
ONT
- IND
1 stop11h 51m
Frontier
dom 3/298:33 pm
IND
- ONT
1 stop6h 26m
Frontier
Deal found 3/3![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 4/66:20 am
ONT
- IND
1 stop10h 15m
Frontier
seg 4/138:30 pm
IND
- ONT
1 stop30h 25m
Frontier
Deal found 3/6![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 3/3. 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.
qui 4/165:33 pm
ONT
- IND
1 stop23h 27m
Frontier
seg 4/208:46 pm
IND
- ONT
1 stop30h 09m
Frontier
Deal found 3/3![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/1612:59 am
ONT
- IND
1 stop16h 01m
Frontier
seg 4/208:46 pm
IND
- ONT
1 stop30h 09m
Frontier
Deal found 3/2![Frontier logo]()
$186
This Expedia deal was found by Cheapflights users on 3/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/166:15 am
ONT
- IND
1 stop8h 11m
Frontier
dom 4/196:01 pm
IND
- ONT
1 stop8h 55m
Frontier
Deal found 3/4![Frontier logo]()
$190
This Booking.com deal was found by Cheapflights users on 3/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 4/1811:44 am
ONT
- IND
1 stop22h 13m
Frontier
seg 4/201:52 pm
IND
- ONT
1 stop9h 12m
Frontier
Deal found 3/5![Frontier logo]()
$218
This Expedia deal was found by Cheapflights users on 3/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 4/1912:59 am
ONT
- IND
1 stop16h 01m
Frontier
dom 4/263:22 pm
IND
- ONT
1 stop24h 48m
Frontier
Deal found 3/5![Frontier logo]()
$211
This Booking.com deal was found by Cheapflights users on 3/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/235:33 pm
ONT
- IND
1 stop23h 27m
Frontier
seg 4/271:52 pm
IND
- ONT
1 stop23h 52m
Frontier
Deal found 3/3![Frontier logo]()
$192
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 março 6, 2026.
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated março 6, 2026.
This Trip.com deal was found by Cheapflights users on 3/5. 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.
seg 4/66:20 am
ONT
- IND
1 stop10h 15m
Frontier
Deal found 3/5![Frontier logo]()
$80
This Trip.com deal was found by Cheapflights users on 3/5. 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.
seg 4/136:20 am
ONT
- IND
1 stop10h 15m
Frontier
Deal found 3/5![Frontier logo]()
$84
This Trip.com deal was found by Cheapflights users on 3/3. 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.
dom 5/1012:59 am
ONT
- IND
1 stop15h 43m
Frontier
Deal found 3/3![Frontier logo]()
$88
This Trip.com deal was found by Cheapflights users on 3/3. 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.
qua 4/1512:59 am
ONT
- IND
1 stop16h 01m
Frontier
Deal found 3/3![Frontier logo]()
$89
This Trip.com deal was found by Cheapflights users on 3/3. 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.
sáb 4/116:20 am
ONT
- IND
1 stop10h 12m
Frontier
Deal found 3/3![Frontier logo]()
$90
This Booking.com deal was found by Cheapflights users on 3/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/236:15 am
ONT
- IND
1 stop8h 08m
Frontier
Deal found 3/3![Frontier logo]()
$95
This Trip.com deal was found by Cheapflights users on 3/1. 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.
qui 4/2312:59 am
ONT
- IND
1 stop16h 01m
Frontier
Deal found 3/1![Frontier logo]()
$99
This Booking.com deal was found by Cheapflights users on 3/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 4/2511:44 am
ONT
- IND
1 stop23h 43m
Frontier
Deal found 3/2![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 3/4. 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.
dom 5/1712:59 am
ONT
- IND
1 stop15h 43m
Frontier
Deal found 3/4![Frontier logo]()
$104
This CheapOair deal was found by Cheapflights users on 3/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 5/912:59 am
ONT
- IND
1 stop15h 43m
Frontier
Deal found 3/2![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/15:33 pm
ONT
- IND
2 stops38h 44m
Frontier
Deal found 3/6![Frontier logo]()
$114
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 março 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $164 (Kiwi.com) |
One-way from | $80 (Trip.com) |
Popular in | March |
Cheapest in | February |
Average price | $433 |
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 março 6, 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
ter 4/7
10:25 pm-11:11 am
2 stops9h 46m
Indianapolis
ter 4/14
6:13 am-12:14 pm
2 stops9h 01m
$315
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
seg 4/6
10:25 pm-11:11 am
2 stops9h 46m
Indianapolis
seg 4/13
7:05 am-11:36 am
1 stop7h 31m
$361
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
qui 3/26
6:15 am-7:38 pm
1 stop10h 23m
Indianapolis
ter 3/31
8:33 pm-11:59 pm
1 stop6h 26m
$374
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
ter 5/26
4:03 pm-5:45 am
1 stop10h 42m
Indianapolis
ter 6/2
6:39 pm-11:58 pm
1 stop8h 19m
$379
Quickest round-trip
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
qua 4/1
6:05 am-3:52 pm
1 stop6h 47m
Indianapolis
seg 4/6
6:10 pm-10:31 pm
1 stop7h 21m
$403
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
sáb 3/28
9:45 pm-12:20 pm
1 stop11h 35m
Indianapolis
seg 3/30
7:15 pm-10:45 pm
1 stop6h 30m
$450
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
qui 3/26
1:20 pm-10:53 pm
1 stop6h 33m
Indianapolis
ter 3/31
3:25 pm-11:51 pm
2 stops11h 26m
$451
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
seg 8/10
5:38 pm-5:42 am
1 stop9h 04m
Indianapolis
qui 8/20
6:30 am-2:47 pm
1 stop11h 17m
$457
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
qui 4/30
7:59 pm-5:50 am
1 stop30h 51m
Indianapolis
dom 5/3
7:10 am-9:45 am
1 stop29h 35m
$463
OntarioIndianapolis
ONT - IND
ONTIND
Ontario
qua 7/15
5:54 pm-5:42 am
1 stop8h 48m
Indianapolis
qua 7/22
5:16 pm-11:11 pm
1 stop8h 55m
$477
Showing 1-10 of 23 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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?
Use this chart to determine the optimal time to book a round-trip flight from Ontario to Indianapolis. Price data was last updated on February 27, 2026.
To ensure you get the cheapest price possible for a flight from Ontario to Indianapolis, you should look to book at least 17 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, December is the cheapest month in which you can book a flight from Ontario to Indianapolis (average of $135). Flying from Ontario to Indianapolis in January is currently the most expensive (average of $238). 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’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.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $220.
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 Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 5h 35m.
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 Las Vegas (LAS) 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 março 6, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United 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.
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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 locationsMuncie
Terre Haute
Fishers
Noblesville
Greenwood
Plainfield
Mooresville
Franklin
Anderson
Carmel
Kokomo
Crawfordsville
Bloomington
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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 2,558,603 searches. Data last updated março 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$249 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$193 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$321 | Average$415 | FlexibilityNo cancel fee | On-time63% |