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Cheap flights from Indianapolis to Los Angeles from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Los Angeles departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Indianapolis to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:30 pm - 12:20 amIND-ONT
10h 50m1 stop
Frontier Logo
6:20 am - 3:35 pmONT-IND
6h 15m1 stop
$134Frontier
Find Deal
Thu, Jan 22 - Sun, Jan 25
Frontier Logo
8:55 pm - 11:56 pmIND-ONT
6h 01m1 stop
Frontier Logo
6:00 am - 8:00 pmONT-IND
11h 00m1 stop
$145Frontier
Find Deal
Thu, Jan 8 - Mon, Jan 12
Frontier Logo
8:48 pm - 2:25 pmIND-ONT
20h 37m1 stop
Frontier Logo
6:45 am - 10:40 amONT-IND
24h 55m2 stops
$175Frontier
Find Deal
Fri, Dec 12 - Thu, Dec 18
Multiple Airlines Logo
7:45 pm - 9:17 pmIND-ONT
28h 32m2 stops
Multiple Airlines Logo
7:33 pm - 11:59 amONT-IND
13h 26m1 stop
$176Multiple Airlines
Find Deal
Mon, Dec 8 - Thu, Dec 11
Frontier Logo
8:55 pm - 11:56 pmIND-ONT
6h 01m1 stop
Frontier Logo
6:00 am - 8:00 pmONT-IND
11h 00m1 stop
$190Frontier
Find Deal
Thu, Jan 8 - Mon, Jan 12
Frontier Logo
8:48 pm - 11:59 pmIND-ONT
6h 11m1 stop
Frontier Logo
6:00 am - 8:00 pmONT-IND
11h 00m1 stop
$201Frontier
Find Deal
Sun, Jan 4 - Mon, Jan 12
Frontier Logo
8:55 pm - 11:56 pmIND-ONT
30h 01m1 stop
Frontier Logo
10:18 pm - 8:00 pmONT-IND
18h 42m2 stops
$203Frontier
Find Deal
Thu, Jan 8 - Sun, Jan 11
Frontier Logo
8:48 pm - 11:59 pmIND-ONT
6h 11m1 stop
Frontier Logo
6:00 am - 8:00 pmONT-IND
11h 00m1 stop
$205Frontier
Find Deal
Sun, Jan 4 - Mon, Jan 12
Multiple Airlines Logo
5:34 pm - 3:07 pmIND-ONT
24h 33m2 stops
Multiple Airlines Logo
6:20 am - 3:35 pmONT-IND
6h 15m1 stop
$206Multiple Airlines
Find Deal
Mon, Jan 19 - Sun, Jan 25
Frontier Logo
8:48 pm - 2:25 pmIND-ONT
20h 37m1 stop
Frontier Logo
6:45 am - 7:53 pmONT-IND
10h 08m1 stop
$207Frontier
Find Deal
Fri, Dec 12 - Thu, Dec 18

Delta flights from Indianapolis to Ontario

Our best Delta deals on Indianapolis to Ontario flight tickets
Delta
Jan 9
IND6:13 amIndianapolis
10h 43m
2 stops
ONT1:56 pmOntario
Jan 13
ONT7:30 amOntario
12h 19m
2 stops
IND10:49 pmIndianapolis
$277
Find similar
Delta
Dec 16
IND7:35 amIndianapolis
7h 59m
1 stop
ONT12:34 pmOntario
Dec 25
ONT7:05 amOntario
6h 28m
1 stop
IND4:33 pmIndianapolis
$318
Find similar
Delta
Dec 16
IND6:42 pmIndianapolis
7h 22m
1 stop
ONT11:04 pmOntario
Jan 7
ONT1:10 pmOntario
6h 39m
1 stop
IND10:49 pmIndianapolis
$322
Find similar

Frontier flights from Indianapolis to Ontario

Our best Frontier deals on Indianapolis to Ontario flight tickets
Frontier
Jan 22
IND4:30 pmIndianapolis
10h 50m
1 stop
ONT12:20 amOntario
Jan 29
ONT6:20 amOntario
6h 15m
1 stop
IND3:35 pmIndianapolis
$182
Find similar
Frontier
Jan 8
IND8:55 pmIndianapolis
6h 01m
1 stop
ONT11:56 pmOntario
Jan 12
ONT6:00 amOntario
11h 00m
1 stop
IND8:00 pmIndianapolis
$190
Find similar
Frontier
Jan 4
IND8:48 pmIndianapolis
6h 11m
1 stop
ONT11:59 pmOntario
Jan 12
ONT6:00 amOntario
11h 00m
1 stop
IND8:00 pmIndianapolis
$205
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Indianapolis to Ontario 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, momondo users made 832,500 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Indianapolis to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Thu 1/22

4:30 pm-12:20 am

1 stop10h 50m

Ontario

Sun 1/25

6:20 am-3:35 pm

1 stop6h 15m

$134

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Thu 1/8

8:55 pm-11:56 pm

1 stop6h 01m

Ontario

Mon 1/12

6:00 am-8:00 pm

1 stop11h 00m

$145

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Fri 12/12

8:48 pm-2:25 pm

1 stop20h 37m

Ontario

Thu 12/18

6:45 am-10:40 am

2 stops24h 55m

$175

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Mon 12/8

7:45 pm-9:17 pm

2 stops28h 32m

Ontario

Thu 12/11

7:33 pm-11:59 am

1 stop13h 26m

$176

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Thu 1/8

8:55 pm-11:56 pm

1 stop6h 01m

Ontario

Mon 1/12

6:00 am-8:00 pm

1 stop11h 00m

$190

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Sun 1/4

8:48 pm-11:59 pm

1 stop6h 11m

Ontario

Mon 1/12

6:00 am-8:00 pm

1 stop11h 00m

$201

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Thu 1/8

8:55 pm-11:56 pm

1 stop30h 01m

Ontario

Sun 1/11

10:18 pm-8:00 pm

2 stops18h 42m

$203

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Sun 1/4

8:48 pm-11:59 pm

1 stop6h 11m

Ontario

Mon 1/12

6:00 am-8:00 pm

1 stop11h 00m

$205

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Mon 1/19

5:34 pm-3:07 pm

2 stops24h 33m

Ontario

Sun 1/25

6:20 am-3:35 pm

1 stop6h 15m

$206

IndianapolisOntario

IND - ONT

INDONT

Indianapolis

Fri 12/12

8:48 pm-2:25 pm

1 stop20h 37m

Ontario

Thu 12/18

6:45 am-7:53 pm

1 stop10h 08m

$207

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Indianapolis 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

What is the cheapest month to fly to Ontario?

In general, July is the cheapest month to fly from Indianapolis to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $229. If you aren’t able to travel during the month of July, then book flights to Ontario from Indianapolis during October instead. Flights to Ontario in October, while not as cheap as those in July, still average around $335.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $355. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Indianapolis to Ontario for around $711.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Indianapolis to Ontario when you can find flight prices for as low as $353. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $428 on average. Flights to Ontario from Indianapolis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Ontario from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Indianapolis for as low as $287 on momondo.

How have Indianapolis to Ontario flight prices changed over time?

As of November 2025, prices for Indianapolis to Ontario flights are approximately 126% more expensive when compared to flights at the same time last year.

When to book flights from Indianapolis to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to Ontario (IND to ONT) flight deals and tips

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

Direct flights

None
There are no direct flights from Indianapolis to Ontario. There are no popular flight routes from Indianapolis to Ontario.
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  • How far is Indianapolis to Ontario by plane?

    There are 1772.8 mi between Indianapolis and Ontario. 6h 01m is a normal flight duration for this route.

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

    Prices for flights from Indianapolis Airport to Ontario Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport 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.

  • What is the most popular airline from Indianapolis to Ontario?

Best airlines flying from Indianapolis to Ontario

Compare and see reviews for airlines that fly from Indianapolis to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $150Free CancellationRating
5.8
3,104 reviews
Search Frontier flights
DeltaPriceFrom $183Free CancellationRating
7.9
8,002 reviews
Search Delta flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
SouthwestPriceFrom $320Free CancellationRating
8.0
4,251 reviews
Search Southwest flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Indianapolis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Indianapolis to Ontario.

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

Yes momondo offers price alerts on flights to Ontario from Indianapolis. 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.
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