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 47% of people opting to fly with this airline when traveling to Indiana. Keep in mind that there are 8 different airlines that fly to Indiana on a routine basis, so you have a few additional options to choose from.

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

United Airlines, Frontier, and Delta are the most popular carriers operating from Ontario to Indiana

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

10 flights are operational weekly from Ontario to Indiana as of June 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

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 June 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.

$108 Cheap Flights from Ontario to Indiana in 2026

Discover deals from 900+ travel sites with momondo.

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 - 8:08 pm

ONT

IND

11h 08m

1 stop

8:53 pm - 11:50 pm

IND

ONT

5h 57m

1 stop

$250Frontier

Wed, Aug 5 - Tue, Aug 11

10:49 am - 8:08 pm

ONT

IND

6h 19m

1 stop

8:53 pm - 11:50 pm

IND

ONT

5h 57m

1 stop

$257Frontier

Tue, Aug 4 - Thu, Aug 6

1:38 pm - 3:52 pm

ONT

CVG

23h 14m

1 stop

9:30 pm - 3:14 pm

CVG

ONT

20h 44m

1 stop

$268Multiple Airlines

Wed, Jul 15 - Mon, Jul 20

5:08 pm - 1:03 pm

ONT

SBN

16h 55m

1 stop

1:53 pm - 8:03 am

SBN

ONT

21h 10m

1 stop

$277Multiple Airlines

Wed, Aug 5 - Sun, Aug 9

11:55 pm - 5:45 am

ONT

MDW

3h 50mnonstop

10:05 am - 4:00 pm

MDW

ONT

7h 55m

2 stops

$283Southwest

Thu, Aug 6 - Sat, Aug 15

5:15 am - 1:20 pm

ONT

MDW

6h 05m

1 stop

10:05 am - 4:00 pm

MDW

ONT

7h 55m

2 stops

$293Southwest

Thu, Aug 6 - Sat, Aug 15

7:00 am - 1:10 pm

ONT

ORD

4h 10mnonstop

8:06 pm - 10:35 pm

ORD

ONT

4h 29mnonstop

$298United Airlines

Thu, Aug 13 - Wed, Aug 19

1:56 pm - 12:59 am

ONT

ORD

9h 03m

1 stop

8:06 pm - 10:35 pm

ORD

ONT

4h 29mnonstop

$306United Airlines

Mon, Aug 17 - Wed, Aug 19

7:05 am - 6:18 pm

ONT

SDF

8h 13m

1 stop

8:16 am - 6:15 pm

SDF

ONT

12h 59m

2 stops

$346American Airlines

Wed, Aug 5 - Tue, Aug 11

11:59 pm - 11:48 am

ONT

FWA

8h 49m

1 stop

5:43 pm - 10:34 pm

FWA

ONT

7h 51m

1 stop

$349American Airlines

Fri, Jul 24 - Tue, Jul 28

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Delta flights from Ontario to Indiana

Our best Delta deals on Ontario to Indiana flight tickets

Delta

Aug 31

ONT11:56 amOntario

9h 33m

1 stop

ORD11:29 pmChicago O'Hare Intl

Sep 5

ORD6:00 amChicago O'Hare Intl

8h 16m

2 stops

ONT12:16 pmOntario

$293

Delta

Aug 20

ONT1:06 pmOntario

6h 24m

1 stop

ORD9:30 pmChicago O'Hare Intl

Aug 24

ORD2:00 pmChicago O'Hare Intl

10h 45m

2 stops

ONT10:45 pmOntario

$322

Delta

Aug 27

ONT11:56 amOntario

9h 33m

1 stop

ORD11:29 pmChicago O'Hare Intl

Sep 1

ORD8:48 amChicago O'Hare Intl

9h 36m

2 stops

ONT4:24 pmOntario

$324

United Airlines flights from Ontario to Indiana

Our best United Airlines deals on Ontario to Indiana flight tickets

United Airlines

Aug 13

ONT7:00 amOntario

4h 10m

ORD1:10 pmChicago O'Hare Intl

Aug 19

ORD8:06 pmChicago O'Hare Intl

4h 29m

ONT10:35 pmOntario

$298

United Airlines

Aug 17

ONT1:56 pmOntario

9h 03m

1 stop

ORD12:59 amChicago O'Hare Intl

Aug 19

ORD8:06 pmChicago O'Hare Intl

4h 29m

ONT10:35 pmOntario

$306

United Airlines

Aug 20

ONT7:13 pmOntario

8h 46m

1 stop

ORD5:59 amChicago O'Hare Intl

Aug 24

ORD8:06 pmChicago O'Hare Intl

4h 29m

ONT10:35 pmOntario

$307

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Wed 8/5

6:00 am-8:08 pm

1 stop11h 08m

Indianapolis

Tue 8/11

8:53 pm-11:50 pm

1 stop5h 57m

$250

OntarioIndianapolis

ONT - IND

ONTIND

Ontario

Tue 8/4

10:49 am-8:08 pm

1 stop6h 19m

Indianapolis

Thu 8/6

8:53 pm-11:50 pm

1 stop5h 57m

$257

OntarioCincinnati

ONT - CVG

ONTCVG

Ontario

Wed 7/15

1:38 pm-3:52 pm

1 stop23h 14m

Cincinnati Cinci./N. Kentucky

Mon 7/20

9:30 pm-3:14 pm

1 stop20h 44m

$268

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Wed 8/5

5:08 pm-1:03 pm

1 stop16h 55m

South Bend/Michiana

Sun 8/9

1:53 pm-8:03 am

1 stop21h 10m

$277

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 8/6

11:55 pm-5:45 am

Nonstop3h 50m

Chicago Midway

Sat 8/15

10:05 am-4:00 pm

2 stops7h 55m

$283

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 8/6

5:15 am-1:20 pm

1 stop6h 05m

Chicago Midway

Sat 8/15

10:05 am-4:00 pm

2 stops7h 55m

$293

Quickest round-trip

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 8/13

7:00 am-1:10 pm

Nonstop4h 10m

Chicago O'Hare Intl

Wed 8/19

8:06 pm-10:35 pm

Nonstop4h 29m

$298

OntarioChicago

ONT - ORD

ONTORD

Ontario

Mon 8/17

1:56 pm-12:59 am

1 stop9h 03m

Chicago O'Hare Intl

Wed 8/19

8:06 pm-10:35 pm

Nonstop4h 29m

$306

OntarioLouisville

ONT - SDF

ONTSDF

Ontario

Wed 8/5

7:05 am-6:18 pm

1 stop8h 13m

Louisville Intl

Tue 8/11

8:16 am-6:15 pm

2 stops12h 59m

$346

OntarioFort Wayne

ONT - FWA

ONTFWA

Ontario

Fri 7/24

11:59 pm-11:48 am

1 stop8h 49m

Fort Wayne

Tue 7/28

5:43 pm-10:34 pm

1 stop7h 51m

$349

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 April. Flight prices, which tend to average around $131, are often lower during this time because this is during the off-season. The month of July is another great option to travel to Indiana, with average flight prices from Ontario averaging around $163.

How far in advance should I book a flight from Ontario 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 $385 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 $298 on momondo.

Can stopping save me money on Ontario to Indiana flights?

You could potentially save up to 35% 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).

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Frequently asked questions about flying 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 June 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 5.6 2,870 reviews	Search Frontier flights
United Airlines	PriceFrom $288	Free Cancellation	Rating 7.4 9,875 reviews	Search United Airlines flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.1 11,745 reviews	Search American Airlines flights
Southwest	PriceFrom $316	Free Cancellation	Rating 7.9 4,242 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.