What airlines fly to Indiana?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Indiana from Ontario according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Indiana. Keep in mind that there are 9 different airlines that fly to Indiana on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ontario to Indiana on average per week?

8 flights are operational weekly from Ontario to Indiana as of March 2026. The most popular departure day for this route is Tue, with 25% of flights per week taking off on this day.

What is the cheapest airline that flies from Ontario to Indiana?

Frontier, American Airlines, and Alaska Airlines are the most popular carriers operating from Ontario to Indiana

When did momondo last update prices for flights from Ontario Airport to Indiana?

Prices for flights from Ontario Airport to Indiana were last updated today.

How many operators does momondo search for flights from Ontario Airport to Indiana?

As of March 2026, there are 5 operators available to choose from for flights from Ontario Airport to Indiana.

How old do you have to be to fly from Ontario Airport to Indiana?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Indiana.

What documentation or ID do you need to fly to Indiana?

The travel and health documents required for your trip to Indiana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Indiana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$79 Cheap Flights from Ontario to Indiana in 2026

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Find the cheapest flights from Ontario to Indiana

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 12:00 pm

ONT

CVG

27h 00m

1 stop

12:55 pm - 10:05 am

CVG

ONT

24h 10m

1 stop

$160Frontier

Tue, May 12 - Tue, May 19

6:15 am - 5:26 pm

ONT

IND

8h 11m

1 stop

3:42 pm - 11:43 pm

IND

ONT

11h 01m

1 stop

$160Frontier

Thu, Apr 16 - Mon, Apr 20

11:55 pm - 9:50 am

ONT

SDF

6h 55m

1 stop

8:25 am - 11:55 am

SDF

ONT

6h 30m

1 stop

$273Southwest

Tue, May 12 - Tue, May 19

9:45 pm - 9:50 am

ONT

SDF

9h 05m

2 stops

8:25 am - 11:55 am

SDF

ONT

6h 30m

1 stop

$278Southwest

Tue, May 12 - Tue, May 19

12:19 pm - 12:23 am

ONT

SDF

9h 04m

2 stops

11:00 am - 6:24 pm

SDF

ONT

10h 24m

2 stops

$284American Airlines

Tue, May 12 - Tue, May 19

10:15 pm - 8:52 am

ONT

SDF

7h 37m

1 stop

7:08 am - 10:57 am

SDF

ONT

6h 49m

1 stop

$321Delta

Tue, May 5 - Tue, May 12

12:57 pm - 10:31 pm

ONT

MDW

7h 34m

1 stop

1:24 pm - 9:00 pm

MDW

ONT

9h 36m

2 stops

$322Delta

Wed, Apr 8 - Tue, Apr 14

6:15 am - 7:02 pm

ONT

SDF

9h 47m

2 stops

6:07 am - 10:09 am

SDF

ONT

7h 02m

1 stop

$332American Airlines

Sat, Apr 25 - Wed, Apr 29

7:00 am - 6:12 pm

ONT

DAY

8h 12m

1 stop

9:10 am - 6:02 pm

DAY

ONT

11h 52m

2 stops

$374United Airlines

Thu, Apr 23 - Tue, Apr 28

6:59 pm - 11:00 am

ONT

DAY

13h 01m

2 stops

6:03 pm - 10:35 pm

DAY

ONT

7h 32m

1 stop

$388United Airlines

Fri, May 15 - Tue, May 19

Alaska Airlines flights from Ontario to Indiana

Our best Alaska Airlines deals on Ontario to Indiana flight tickets

Alaska Airlines

Apr 22

ONT6:00 amOntario

8h 56m

1 stop

ORD4:56 pmChicago O'Hare Intl

Apr 28

ORD6:00 amChicago O'Hare Intl

10h 32m

1 stop

ONT2:32 pmOntario

$317

Alaska Airlines

Apr 3

ONT7:00 amOntario

12h 38m

2 stops

SDF10:38 pmLouisville Intl

Apr 7

SDF11:16 amLouisville Intl

12h 07m

2 stops

ONT8:23 pmOntario

$782

Frontier flights from Ontario to Indiana

Our best Frontier deals on Ontario to Indiana flight tickets

Frontier

May 12

ONT6:00 amOntario

27h 00m

1 stop

CVG12:00 pmCincinnati Cinci./N. Kentucky

May 19

CVG12:55 pmCincinnati Cinci./N. Kentucky

24h 10m

1 stop

ONT10:05 amOntario

$160

Frontier

Apr 16

ONT12:59 amOntario

16h 01m

1 stop

IND8:00 pmIndianapolis

Apr 20

IND1:52 pmIndianapolis

23h 52m

1 stop

ONT10:44 amOntario

$162

Frontier

May 7

ONT6:00 amOntario

27h 00m

1 stop

CVG12:00 pmCincinnati Cinci./N. Kentucky

May 9

CVG12:55 pmCincinnati Cinci./N. Kentucky

13h 54m

1 stop

ONT11:49 pmOntario

$166

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCincinnati

ONT - CVG

ONTCVG

Ontario

Tue 5/12

6:00 am-12:00 pm

1 stop27h 00m

Cincinnati Cinci./N. Kentucky

Tue 5/19

12:55 pm-10:05 am

1 stop24h 10m

$160

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Thu 4/16

6:15 am-5:26 pm

1 stop8h 11m

Indianapolis

Mon 4/20

3:42 pm-11:43 pm

1 stop11h 01m

$160

Quickest round-trip

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Tue 5/12

11:55 pm-9:50 am

1 stop6h 55m

Louisville Intl

Tue 5/19

8:25 am-11:55 am

1 stop6h 30m

$273

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Tue 5/12

9:45 pm-9:50 am

2 stops9h 05m

Louisville Intl

Tue 5/19

8:25 am-11:55 am

1 stop6h 30m

$278

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Tue 5/12

12:19 pm-12:23 am

2 stops9h 04m

Louisville Intl

Tue 5/19

11:00 am-6:24 pm

2 stops10h 24m

$284

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Tue 5/5

10:15 pm-8:52 am

1 stop7h 37m

Louisville Intl

Tue 5/12

7:08 am-10:57 am

1 stop6h 49m

$321

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Wed 4/8

12:57 pm-10:31 pm

1 stop7h 34m

Chicago Midway

Tue 4/14

1:24 pm-9:00 pm

2 stops9h 36m

$322

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Sat 4/25

6:15 am-7:02 pm

2 stops9h 47m

Louisville Intl

Wed 4/29

6:07 am-10:09 am

1 stop7h 02m

$332

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Thu 4/23

7:00 am-6:12 pm

1 stop8h 12m

Dayton

Tue 4/28

9:10 am-6:02 pm

2 stops11h 52m

$374

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 5/15

6:59 pm-11:00 am

2 stops13h 01m

Dayton

Tue 5/19

6:03 pm-10:35 pm

1 stop7h 32m

$388

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Indiana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Indiana?

The cheapest month to fly to Indiana from Ontario is in February. Flight prices, which tend to average around $256, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Indiana, with average flight prices from Ontario averaging around $349.

How far in advance should I book a flight to Indiana?

You are more likely to see cheaper flights to Indiana from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Indiana for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Indiana from Ontario for as low as $321 on momondo.

Can stopping save me money on Ontario to Indiana flights?

You could potentially save up to 42% on your flight if you consider stops on a Ontario to Indiana flight.

Cheap Ontario to Indiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Indiana

Fastest flight time	3h 45m
Direct flights	Every day
Airports in Indiana	94 airports

The fastest flight from Ontario to Indiana takes 3h 45m

Direct flights go from Ontario to Indiana every day.

There are 94 airports in Indiana. From Ontario there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Indiana?
Prices for flights from Ontario Airport to Indiana were last updated today.
How many operators does momondo search for flights from Ontario Airport to Indiana?
As of March 2026, there are 5 operators available to choose from for flights from Ontario Airport to Indiana.
How old do you have to be to fly from Ontario Airport to Indiana?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Indiana.
What documentation or ID do you need to fly to Indiana?
The travel and health documents required for your trip to Indiana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Indiana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Indiana

Compare and see reviews for airlines that fly from Ontario to Indiana with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $163	Free Cancellation	Rating 5.7 3,018 reviews	Search Frontier flights
Delta	PriceFrom $193	Free Cancellation	Rating 7.9 8,320 reviews	Search Delta flights
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,469 reviews	Search United Airlines flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.1 11,492 reviews	Search American Airlines flights
Southwest	PriceFrom $321	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Indiana?

It is quick and easy to find Ontario to Indiana flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Indiana that suits you.

Can I find flights from Ontario to Indiana with flexible booking policies on momondo?

Yes. All flights to Indiana from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Indiana?

momondo provides multiple filters to help you find the best flight to Indiana from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Indiana right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Indiana now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Indiana and let you know when they change.