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

As of September 2026, 7 flights take off from Indiana and land in Ontario each week. The most common flight departure day for this route is Fri, with 29% of weekly flights taking off on this day.

How long does it take to fly to Ontario?

Average flight duration from Indiana to Ontario depends on which airport you fly into and out of. Flying from Indianapolis to Los Angeles is 4h 27m on average, while flying from South Bend to Los Angeles is 6h 29m on average. Los Angeles is the most popular airport in Ontario.

What airlines fly to Ontario?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Ontario from Indiana according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from Indiana to Ontario Airport are updated daily.

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

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

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

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 Indiana to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$96 Cheap Flights from Indiana to Ontario in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indiana to Los Angeles

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 11:50 pmORD Chicago O'Hare Intl-ONT Ontario

19h 20m1 stop Denver Intl

11:52 am - 12:21 amONT Ontario-ORD Chicago O'Hare Intl

10h 29m1 stop Denver Intl

$195Frontier

Sat, Oct 24 - Sat, Oct 31

6:30 am - 10:30 amORD Chicago O'Hare Intl-ONT Ontario

6h 00m1 stop Denver Intl

8:24 pm - 5:38 amONT Ontario-ORD Chicago O'Hare Intl

7h 14m1 stop Las Vegas Harry Reid Intl

$198Frontier

Sat, Oct 3 - Mon, Oct 5

7:00 pm - 9:25 pmMDW Chicago Midway-ONT Ontario

4h 25mnonstop

6:30 am - 12:20 pmONT Ontario-MDW Chicago Midway

3h 50mnonstop

$239Southwest

Sat, Oct 24 - Sat, Oct 31

8:20 pm - 10:51 pmORD Chicago O'Hare Intl-ONT Ontario

4h 31mnonstop

6:59 am - 1:02 pmONT Ontario-ORD Chicago O'Hare Intl

4h 03mnonstop

$239United Airlines

Sat, Oct 24 - Sat, Oct 31

6:05 am - 10:15 amMDW Chicago Midway-ONT Ontario

6h 10m1 stop Denver Intl

11:55 pm - 5:40 amONT Ontario-MDW Chicago Midway

3h 45mnonstop

$249Southwest

Wed, Oct 7 - Sat, Oct 10

2:30 pm - 8:58 pmORD Chicago O'Hare Intl-ONT Ontario

8h 28m1 stop Denver Intl

6:59 am - 1:02 pmONT Ontario-ORD Chicago O'Hare Intl

4h 03mnonstop

$249United Airlines

Sat, Oct 24 - Sat, Oct 31

6:30 am - 10:29 amORD Chicago O'Hare Intl-ONT Ontario

5h 59m1 stop Denver Intl

6:02 am - 6:20 pmONT Ontario-ORD Chicago O'Hare Intl

10h 18m1 stop Seattle/Tacoma Intl

$254Multiple Airlines

Tue, Oct 20 - Sat, Oct 24

8:46 pm - 11:19 pmORD Chicago O'Hare Intl-ONT Ontario

4h 33mnonstop

6:00 am - 12:15 pmONT Ontario-ORD Chicago O'Hare Intl

4h 15mnonstop

$258American Airlines

Wed, Jan 20 - Sun, Jan 24

8:46 pm - 11:19 pmORD Chicago O'Hare Intl-ONT Ontario

4h 33mnonstop

1:24 pm - 9:49 pmONT Ontario-ORD Chicago O'Hare Intl

6h 25m1 stop Phoenix Sky Harbor Intl

$268American Airlines

Wed, Jan 20 - Sun, Jan 24

7:00 am - 1:16 pmORD Chicago O'Hare Intl-ONT Ontario

8h 16m1 stop Seattle/Tacoma Intl

8:24 pm - 5:38 amONT Ontario-ORD Chicago O'Hare Intl

7h 14m1 stop Las Vegas Harry Reid Intl

$268Multiple Airlines

Sat, Oct 3 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

1:01 pm - 6:39 pmORD Chicago O'Hare Intl-ONT Ontario

7h 38m1 stop Dallas/Fort Worth

11:45 am - 12:23 amONT Ontario-ORD Chicago O'Hare Intl

10h 38m1 stop Denver Intl

$219Frontier

Thu, Sep 10 - Wed, Sep 30

1:01 pm - 6:39 pmORD Chicago O'Hare Intl-ONT Ontario

7h 38m1 stop Dallas/Fort Worth

6:15 am - 12:23 amONT Ontario-ORD Chicago O'Hare Intl

16h 08m1 stop Denver Intl

$222Frontier

Thu, Sep 10 - Wed, Sep 30

9:20 am - 2:00 pmMDW Chicago Midway-ONT Ontario

6h 40m1 stop Denver Intl

11:55 pm - 5:45 amONT Ontario-MDW Chicago Midway

3h 50mnonstop

$287Southwest

Fri, Sep 11 - Mon, Sep 14

6:00 pm - 10:05 pmMDW Chicago Midway-ONT Ontario

6h 05m1 stop Denver Intl

12:25 pm - 8:15 pmONT Ontario-MDW Chicago Midway

5h 50m1 stop Denver Intl

$297Southwest

Wed, Sep 9 - Fri, Sep 11

5:00 am - 11:47 amORD Chicago O'Hare Intl-ONT Ontario

8h 47m1 stop Dallas/Fort Worth

2:22 pm - 12:14 amONT Ontario-ORD Chicago O'Hare Intl

7h 52m1 stop Dallas/Fort Worth

$297American Airlines

Sat, Sep 12 - Thu, Sep 17

1:30 pm - 6:13 pmORD Chicago O'Hare Intl-ONT Ontario

6h 43m1 stop Phoenix Sky Harbor Intl

2:22 pm - 12:14 amONT Ontario-ORD Chicago O'Hare Intl

7h 52m1 stop Dallas/Fort Worth

$297American Airlines

Thu, Sep 10 - Mon, Sep 14

2:05 pm - 10:40 pmORD Chicago O'Hare Intl-ONT Ontario

10h 35m2 stops Salt Lake City Seattle/Tacoma Intl

11:54 am - 11:57 pmONT Ontario-ORD Chicago O'Hare Intl

10h 03m1 stop Seattle/Tacoma Intl

$302Delta

Fri, Sep 11 - Tue, Sep 15

2:05 pm - 10:40 pmORD Chicago O'Hare Intl-ONT Ontario

10h 35m2 stops Salt Lake City Seattle/Tacoma Intl

12:17 pm - 11:59 pmONT Ontario-ORD Chicago O'Hare Intl

9h 42m1 stop Atlanta Hartsfield-Jackson

$302Delta

Fri, Sep 11 - Wed, Sep 16

6:00 am - 12:12 pmORD Chicago O'Hare Intl-ONT Ontario

8h 12m1 stop San Francisco

7:00 am - 1:10 pmONT Ontario-ORD Chicago O'Hare Intl

4h 10mnonstop

$396United Airlines

Fri, Sep 11 - Wed, Sep 16

3:56 pm - 8:53 pmORD Chicago O'Hare Intl-ONT Ontario

6h 57m1 stop Denver Intl

1:56 pm - 10:59 pmONT Ontario-ORD Chicago O'Hare Intl

7h 03m1 stop San Francisco

$417United Airlines

Tue, Sep 8 - Tue, Sep 15

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Indiana to Ontario

Our best Alaska Airlines deals on Indiana to Ontario flight tickets

Alaska Airlines

Oct 16

CVG8:39 amCincinnati Cinci./N. Kentucky

18h 03m

1 stop

ONT11:42 pmOntario

Oct 22

ONT6:56 pmOntario

23h 13m

1 stop

CVG9:09 pmCincinnati Cinci./N. Kentucky

$369

Alaska Airlines

Oct 16

CVG8:39 amCincinnati Cinci./N. Kentucky

18h 03m

1 stop

ONT11:42 pmOntario

Oct 22

ONT6:56 pmOntario

23h 13m

1 stop

CVG9:09 pmCincinnati Cinci./N. Kentucky

$371

Alaska Airlines

Sep 18

IND4:13 pmIndianapolis

22h 03m

2 stops

ONT11:16 amOntario

Sep 28

ONT6:14 pmOntario

22h 10m

2 stops

IND7:24 pmIndianapolis

$582

Southwest flights from Indiana to Ontario

Our best Southwest deals on Indiana to Ontario flight tickets

Southwest

Oct 24

MDW7:00 pmChicago Midway

4h 25m

ONT9:25 pmOntario

Oct 31

ONT6:30 amOntario

3h 50m

MDW12:20 pmChicago Midway

$239

Southwest

Oct 7

MDW6:05 amChicago Midway

6h 10m

1 stop

ONT10:15 amOntario

Oct 10

ONT11:55 pmOntario

3h 45m

MDW5:40 amChicago Midway

$249

Southwest

Oct 24

MDW7:00 pmChicago Midway

4h 25m

ONT9:25 pmOntario

Oct 31

ONT5:40 amOntario

7h 45m

2 stops

MDW3:25 pmChicago Midway

$254

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Sat 10/24

6:30 am-11:50 pm

1 stop19h 20m

Ontario

Sat 10/31

11:52 am-12:21 am

1 stop10h 29m

$195

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Sat 10/3

6:30 am-10:30 am

1 stop6h 00m

Ontario

Mon 10/5

8:24 pm-5:38 am

1 stop7h 14m

$198

Quickest round-trip

ChicagoOntario

MDW Chicago Midway - ONT Ontario

MDWONT

Chicago Midway

Sat 10/24

7:00 pm-9:25 pm

Nonstop4h 25m

Ontario

Sat 10/31

6:30 am-12:20 pm

Nonstop3h 50m

$239

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Sat 10/24

8:20 pm-10:51 pm

Nonstop4h 31m

Ontario

Sat 10/31

6:59 am-1:02 pm

Nonstop4h 03m

$239

ChicagoOntario

MDW Chicago Midway - ONT Ontario

MDWONT

Chicago Midway

Wed 10/7

6:05 am-10:15 am

1 stop6h 10m

Ontario

Sat 10/10

11:55 pm-5:40 am

Nonstop3h 45m

$249

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Sat 10/24

2:30 pm-8:58 pm

1 stop8h 28m

Ontario

Sat 10/31

6:59 am-1:02 pm

Nonstop4h 03m

$249

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Tue 10/20

6:30 am-10:29 am

1 stop5h 59m

Ontario

Sat 10/24

6:02 am-6:20 pm

1 stop10h 18m

$254

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Wed 1/20

8:46 pm-11:19 pm

Nonstop4h 33m

Ontario

Sun 1/24

6:00 am-12:15 pm

Nonstop4h 15m

$258

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Wed 1/20

8:46 pm-11:19 pm

Nonstop4h 33m

Ontario

Sun 1/24

1:24 pm-9:49 pm

1 stop6h 25m

$268

ChicagoOntario

ORD Chicago O'Hare Intl - ONT Ontario

ORDONT

Chicago O'Hare Intl

Sat 10/3

7:00 am-1:16 pm

1 stop8h 16m

Ontario

Mon 10/5

8:24 pm-5:38 am

1 stop7h 14m

$268

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 Indiana to Ontario

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 Ontario?

In general, May is the cheapest month to fly from Indiana to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $387. If you aren’t able to travel during the month of May, then book flights to Ontario from Indiana during April instead. Flights to Ontario in April, while not as cheap as those in May, still average around $390.

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

You are more likely to see cheaper flights to Ontario from Indiana when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $426 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Indiana for as low as $319 on momondo.

Cheap Indiana to Ontario flight deals and tips

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

Best Price Found	$96
Fastest flight time	4h 10m
Direct flights	Every day
Airports in Ontario	1 airport

The best one-way flight to Ontario from Indiana in the past 72 hours is $96. The best round-trip flight deal from Indiana to Ontario found on momondo in the last 72 hours is $195.

The fastest flight from Indiana to Ontario takes 4h 10m

Direct flights go from Indiana to Ontario every day.

There is 1 airport in Ontario. From Indiana there are direct flights to Ontario (ONT).

Search flight deals

Frequently asked questions about flying from Indiana to Ontario

When did momondo last update prices for flights from Indiana to Ontario Airport?
Prices for flights from Indiana to Ontario Airport are updated daily.
How many operators does momondo search for flights from Indiana to Ontario Airport?
As of September 2026, there are 5 operators available to choose from for flights from Indiana to Ontario Airport.
How old do you have to be to fly from Indiana to Ontario Airport?
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 Indiana to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Indiana to Ontario

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $150	Free Cancellation	Rating 5.6 2,612 reviews	Search Frontier flights
Delta	PriceFrom $166	Free Cancellation	Rating 7.8 8,548 reviews	Search Delta flights
United Airlines	PriceFrom $271	Free Cancellation	Rating 7.4 10,180 reviews	Search United Airlines flights
Southwest	PriceFrom $319	Free Cancellation	Rating 8.0 4,196 reviews	Search Southwest flights
American Airlines	PriceFrom $333	Free Cancellation	Rating 7.1 12,042 reviews	Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Indiana to Ontario for you.

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

Yes. momondo allows you to filter the results for Indiana to Ontario flights to just show those with flexible booking policies.

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

Once all potential Indiana to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Ontario from Indiana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 10/7

Wed 10/14

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Indiana

Complete your trip

Feeling lucky

Cheap flights from Indiana to Los Angeles from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indiana to Los Angeles departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Indiana to Los Angeles

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Alaska Airlines flights from Indiana to Ontario

Our best Alaska Airlines deals on Indiana to Ontario flight tickets

Southwest flights from Indiana to Ontario

Our best Southwest deals on Indiana to Ontario flight tickets

momondo Fare Finder

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

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Indiana to Ontario

What is the cheapest month to fly to Ontario?

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

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

What airlines fly to Ontario?

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

How long does it take to fly to Ontario?

Cheap Indiana to Ontario flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Ontario

Frequently asked questions about flying from Indiana to Ontario

Best airlines flying from Indiana to Ontario

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

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to Los Angeles

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Los Angeles

List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Indiana

According to popular flight searches on momondo this year

Complete your trip to Los Angeles

Explore popular destinations other users love

According to popular flight searches on momondo this year