Which airport typically offers the quickest layover for flights from Ontario to Indianapolis?

Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 1h 08m.

What’s the cheapest layover airport for flights from Ontario to Indianapolis?

Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $333.

What’s the top layover airport for flights from Ontario to Indianapolis?

Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Ontario to Indianapolis on Cheapflights.

What’s the fastest layover option from Ontario to Indianapolis?

Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 5h 35m.

How long is the flight from Ontario to Indianapolis?

A quick flight from Ontario to Indianapolis can take about 6h 15m. Frontier provides one of the quickest options available for as low as $217. The distance from Ontario to Indianapolis is about 1763 mi.

What are the cheapest airlines flying from Ontario to Indianapolis round-trip?

According to our current data, Frontier ($163), Delta ($166), and American Airlines ($292) offers the cheapest pricing from Ontario to Indianapolis. These flights start at 56% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Ontario to Indianapolis one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $71. Users have also found prices from $81 and $166 on American Airlines and United Airlines, respectively.

In terms of precipitation, rainfall in Indianapolis ranges from 2.3 - 5.1 inches per month. May is typically the wettest month, when rainfall can reach 5.1 in. February is typically the driest time to visit Indianapolis when rainfall is around 2.3 in.

If weather is an important factor for your trip to Indianapolis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

What are the most popular airlines that fly from Ontario to Indianapolis?

When booking a flight from Ontario to Indianapolis, you may want to consider flying on Southwest, American Airlines or Frontier as they are the most popular for this route.

Most accurate provider : When it comes to deals on Ontario-Indianapolis flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Ontario-Indianapolis flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

Can I find deals for flights from Ontario to Indianapolis that include hotel bookings?

Yes. In addition to deals on Ontario to Indianapolis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Indianapolis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Indianapolis.

Can I find deals for business class flights from Ontario to Indianapolis?

Yes. Cheapflights offers flight deals from Ontario to Indianapolis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$75+ Flights from Ontario to Indianapolis

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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.

Cheapflights Tip: The best prices from Ontario to Indianapolis are usually found in February or September, booked 17 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Ontario to Indianapolis

Cheapest flights from Ontario to Indianapolis
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 December 15, 2025.

Thu 12/256:45 amONT - IND

1 stop10h 08mFrontier

Thu 1/88:55 pmIND - ONT

1 stop6h 01mFrontier

Deal found 12/13

$278

Thu 12/256:20 amONT - IND

1 stop7h 03mAmerican Airlines

Thu 1/86:01 pmIND - ONT

1 stop7h 12mAmerican Airlines

Deal found 12/15

$297

Thu 12/255:05 amONT - IND

2 stops11h 51mUnited Airlines

Thu 1/89:00 amIND - ONT

1 stop6h 47mUnited Airlines

Deal found 12/13

$302

Fri 12/266:45 amONT - IND

1 stop10h 08mFrontier

Thu 1/18:48 pmIND - ONT

1 stop6h 11mFrontier

Deal found 12/15

$309

Fri 12/196:45 amONT - IND

1 stop10h 08mMultiple Airlines

Mon 1/57:20 amIND - ONT

1 stop12h 55mMultiple Airlines

Deal found 12/15

$334

Tue 12/306:45 amONT - IND

1 stop9h 55mFrontier

Fri 1/28:48 pmIND - ONT

1 stop6h 11mFrontier

Deal found 12/13

$337

Tue 12/306:45 amONT - IND

1 stop9h 55mFrontier

Sun 1/118:55 pmIND - ONT

1 stop6h 01mFrontier

Deal found 12/13

$347

Thu 12/256:45 amONT - IND

1 stop10h 08mFrontier

Sat 1/38:38 pmIND - ONT

1 stop6h 21mFrontier

Deal found 12/13

$367

Thu 12/257:05 amONT - IND

2 stops9h 02mDelta

Sat 1/36:42 pmIND - ONT

1 stop7h 41mDelta

Deal found 12/13

$404

Tue 12/306:00 amONT - IND

2 stops26h 33mMultiple Airlines

Sun 1/118:55 pmIND - ONT

1 stop30h 01mMultiple Airlines

Deal found 12/13

$421

Tue 12/307:05 amONT - IND

1 stop8h 28mDelta

Tue 1/66:35 amIND - ONT

1 stop8h 41mDelta

Deal found 12/15

$425

Best flights from Ontario to Indianapolis
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 December 15, 2025.

Thu 1/226:20 amONT - IND

1 stop6h 15mFrontier

Mon 1/267:33 pmIND - ONT

2 stops22h 34mFrontier

Deal found 12/14

$203

Sun 1/118:31 amONT - IND

1 stop23h 11mMultiple Airlines

Sun 1/182:12 pmIND - ONT

2 stops26h 36mMultiple Airlines

Deal found 12/14

$296

Thu 12/259:53 amONT - IND

2 stops9h 18mAmerican Airlines

Thu 1/87:39 amIND - ONT

1 stop7h 24mAmerican Airlines

Deal found 12/14

$302

Tue 1/137:30 amONT - IND

2 stops12h 00mDelta

Sun 1/186:35 amIND - ONT

1 stop8h 41mDelta

Deal found 12/14

$316

Thu 1/296:20 amONT - IND

1 stop6h 15mFrontier

Sun 2/14:30 pmIND - ONT

1 stop10h 50mFrontier

Deal found 12/15

$217

Thu 1/156:10 amONT - IND

2 stops32h 36mFrontier

Thu 1/224:30 pmIND - ONT

1 stop10h 50mFrontier

Deal found 12/14

$275

Tue 1/61:11 pmONT - IND

1 stop6h 38mDelta

Sat 1/106:35 amIND - ONT

1 stop8h 41mDelta

Deal found 12/13

$330

Wed 1/712:41 pmONT - IND

1 stop8h 25mDelta

Sat 1/106:35 amIND - ONT

1 stop8h 41mDelta

Deal found 12/13

$330

Thu 2/126:05 amONT - IND

1 stop11h 02mFrontier

Sun 2/158:52 pmIND - ONT

1 stop6h 07mFrontier

Deal found 12/15

$301

Sat 1/171:11 pmONT - IND

1 stop6h 38mDelta

Sat 1/242:30 pmIND - ONT

1 stop9h 35mDelta

Deal found 12/15

$334

Last-minute flights from Ontario to Indianapolis
Discover last-minute flight deals from Ontario to Indianapolis. Data last updated December 15, 2025 and is based on user searches.

Tue 1/64:04 pmONT - IND

2 stops16h 29mMultiple Airlines

Mon 1/128:55 pmIND - ONT

1 stop29h 04mMultiple Airlines

Deal found 12/13

$231

Wed 1/710:45 amONT - IND

2 stops30h 15mFrontier

Mon 1/128:55 pmIND - ONT

1 stop29h 04mFrontier

Deal found 12/13

$203

Thu 1/86:00 amONT - IND

1 stop11h 00mFrontier

Mon 1/128:55 pmIND - ONT

1 stop29h 04mFrontier

Deal found 12/13

$166

Fri 1/96:00 amONT - IND

1 stop11h 00mFrontier

Sun 1/118:55 pmIND - ONT

1 stop6h 01mFrontier

Deal found 12/14

$252

Thu 1/156:10 amONT - IND

1 stop10h 57mFrontier

Thu 1/224:30 pmIND - ONT

1 stop10h 50mFrontier

Deal found 12/14

$253

Sun 1/188:32 amONT - IND

2 stops28h 02mFrontier

Sun 1/254:30 pmIND - ONT

1 stop10h 50mFrontier

Deal found 12/13

$258

Thu 1/226:20 amONT - IND

1 stop6h 15mMultiple Airlines

Mon 1/268:00 amIND - ONT

1 stop7h 10mMultiple Airlines

Deal found 12/14

$185

Thu 1/226:20 amONT - IND

1 stop6h 15mFrontier

Fri 1/2312:38 pmIND - ONT

2 stops37h 46mFrontier

Deal found 12/13

$233

Thu 1/226:20 amONT - IND

1 stop6h 15mMultiple Airlines

Fri 1/238:00 amIND - ONT

1 stop8h 32mMultiple Airlines

Deal found 12/13

$256

Sat 1/247:15 amONT - IND

1 stop29h 20mMultiple Airlines

Wed 1/285:10 amIND - ONT

2 stops36h 17mMultiple Airlines

Deal found 12/13

$249

Thu 1/296:20 amONT - IND

1 stop6h 15mFrontier

Sun 2/14:30 pmIND - ONT

1 stop10h 50mFrontier

Deal found 12/13

$217

One-way flights from Ontario to Indianapolis
Search for one-way flight options from Ontario to Indianapolis. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

Sun 2/86:20 amONT - IND

1 stop6h 15mFrontier

Deal found 12/12

$75

Thu 1/86:00 amONT - IND

1 stop11h 00mFrontier

Deal found 12/15

$85

Thu 2/126:05 amONT - IND

1 stop11h 02mFrontier

Deal found 12/14

$86

Thu 1/226:20 amONT - IND

1 stop6h 15mFrontier

Deal found 12/14

$91

Fri 2/206:00 amONT - IND

1 stop10h 46mFrontier

Deal found 12/14

$94

Thu 3/56:05 amONT - IND

1 stop10h 52mFrontier

Deal found 12/14

$97

Tue 1/207:15 amONT - IND

2 stops49h 28mFrontier

Deal found 12/13

$103

Tue 1/203:07 pmONT - IND

3 stops39h 36mMultiple Airlines

Deal found 12/13

$123

Sun 1/186:10 amONT - IND

1 stop10h 57mFrontier

Deal found 12/13

$124

Sun 2/16:20 amONT - IND

1 stop6h 15mFrontier

Deal found 12/14

$126

Fri 3/66:15 amONT - IND

1 stop10h 23mFrontier

Deal found 12/13

$128

Fri 1/96:00 amONT - IND

1 stop11h 00mFrontier

Deal found 12/15

$132

Find flight deals from Ontario to Indianapolis

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$166 (Kiwi.com)
One-way from	$75 (CheapOair)
Popular in	January
Cheapest in	February
Average price	$397

Provider with most accurate pricing for Ontario-Indianapolis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Indianapolis flights.

Search Deals

From Ontario to Indianapolis

Search Deals

One-way flight from Ontario to Indianapolis

Search Deals

High demand for flights, 9% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Price

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 1/22

6:20 am-3:35 pm

1 stop6h 15m

Indianapolis

Mon 1/26

7:33 pm-3:07 pm

2 stops22h 34m

$203

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 1/29

6:20 am-3:35 pm

1 stop6h 15m

Indianapolis

Sun 2/1

4:30 pm-12:20 am

1 stop10h 50m

$217

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 1/15

6:10 am-5:46 pm

2 stops32h 36m

Indianapolis

Thu 1/22

4:30 pm-12:20 am

1 stop10h 50m

$275

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Sun 1/11

8:31 am-10:42 am

1 stop23h 11m

Indianapolis

Sun 1/18

2:12 pm-1:48 pm

2 stops26h 36m

$296

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 2/12

6:05 am-8:07 pm

1 stop11h 02m

Indianapolis

Sun 2/15

8:52 pm-11:59 pm

1 stop6h 07m

$301

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 12/25

9:53 am-10:11 pm

2 stops9h 18m

Indianapolis

Thu 1/8

7:39 am-12:03 pm

1 stop7h 24m

$302

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Tue 1/13

7:30 am-10:30 pm

2 stops12h 00m

Indianapolis

Sun 1/18

6:35 am-12:16 pm

1 stop8h 41m

$316

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Tue 1/6

1:11 pm-10:49 pm

1 stop6h 38m

Indianapolis

Sat 1/10

6:35 am-12:16 pm

1 stop8h 41m

$330

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Wed 1/7

12:41 pm-12:06 am

1 stop8h 25m

Indianapolis

Sat 1/10

6:35 am-12:16 pm

1 stop8h 41m

$330

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Sat 1/17

1:11 pm-10:49 pm

1 stop6h 38m

Indianapolis

Sat 1/24

2:30 pm-9:05 pm

1 stop9h 35m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 21 results

Compare providers for flights from Ontario to Indianapolis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Indianapolis in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Indianapolis flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Ontario-Indianapolis flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

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

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 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, June is the cheapest month in which you can book a flight from Ontario to Indianapolis (average of $110). Flying from Ontario to Indianapolis in November is currently the most expensive (average of $176). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to IND?

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Ontario to Indianapolis by exploring options for tickets in the evening.

Reviews of airlines servicing Indianapolis

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.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,008 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

United Airlines

7.4

Good

9,092 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,052 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Frontier

5.8

Fair

3,080 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

How long is the flight from Ontario to Indianapolis?
A quick flight from Ontario to Indianapolis can take about 6h 15m. Frontier provides one of the quickest options available for as low as $217. The distance from Ontario to Indianapolis is about 1763 mi.
What are the cheapest airlines flying from Ontario to Indianapolis round-trip?
According to our current data, Frontier ($163), Delta ($166), and American Airlines ($292) offers the cheapest pricing from Ontario to Indianapolis. These flights start at 56% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Ontario to Indianapolis one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $71. Users have also found prices from $81 and $166 on American Airlines and United Airlines, respectively.
Can I find deals for flights from Ontario to Indianapolis that include hotel bookings?
Yes. In addition to deals on Ontario to Indianapolis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Indianapolis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Indianapolis.
Can I find deals for business class flights from Ontario to Indianapolis?
Yes. Cheapflights offers flight deals from Ontario to Indianapolis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Indianapolis?
Currently, June is the cheapest month in which you can book a flight from Ontario to Indianapolis (average of $110). Flying from Ontario to Indianapolis in November is currently the most expensive (average of $176). 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.

See more FAQs

Terre Haute

Muncie

Noblesville

Fishers

Greenwood

Plainfield

Anderson

Kokomo

Franklin

Carmel

Crawfordsville

Bloomington

Speedway

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Ontario to Indianapolis

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$163	Average$233	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$193	Average$383	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$292	Average$436	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$292	Average$429	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$321	Average$415	FlexibilityNo cancel fee	On-time63%

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$75+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Indianapolis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Ontario to Indianapolis are usually found in February or September, booked 17 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Ontario to Indianapolis

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 December 15, 2025.

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 December 15, 2025.

Find flight deals from Ontario to Indianapolis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Indianapolis that are best for you.

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 December.

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.

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?

What is the cheapest month to book a flight from Ontario to Indianapolis?

What is the cheapest time of day to fly from ONT to IND?

What’s the top layover airport for flights from Ontario to Indianapolis?

What’s the cheapest layover airport for flights from Ontario to Indianapolis?

What’s the fastest layover option from Ontario to Indianapolis?

Which airport typically offers the quickest layover for flights from Ontario to Indianapolis?

Reviews of airlines servicing Indianapolis

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.

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.

How long is the flight from Ontario to Indianapolis?

What are the cheapest airlines flying from Ontario to Indianapolis round-trip?

What are the cheapest airlines to fly from Ontario to Indianapolis one-way?

Can I find deals for flights from Ontario to Indianapolis that include hotel bookings?

How can I find direct flights from Ontario to Indianapolis?

Can I find deals for business class flights from Ontario to Indianapolis?

What is the cheapest month to book a flight from Ontario to Indianapolis?

Traveling to a place near Indianapolis?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Indianapolis

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Top 5 airlines flying from Ontario to Indianapolis

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Cheapest flights from Ontario to Indianapolis
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 December 15, 2025.