ONT

$66 Find Cheap Flights from Indiana to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 5/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$133
Overall average: $403
Frontier
Fri 3/6Mon 3/9
ORD - ONT • 1 stop
Cheapest non-stop
$193
Typical prices: $395-$511
United Airlines
Sat 3/14Sat 3/21
ORD - ONT • Non-stop
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We hope you love your trip to Ontario!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Indiana to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Indiana to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Indiana to Ontario

Fri, Mar 6 - Mon, Mar 9
Frontier Logo
8:55 pm - 1:51 pm
ORD
-
ONT
18h 56m
1 stop
Frontier Logo
10:57 am - 6:08 am
ONT
-
ORD
17h 11m
1 stop
$133Frontier
Thu, Mar 5 - Mon, Mar 9
Frontier Logo
4:16 pm - 11:59 pm
ORD
-
ONT
9h 43m
1 stop
Frontier Logo
10:57 am - 6:08 am
ONT
-
ORD
17h 11m
1 stop
$148Frontier
Fri, Mar 6 - Tue, Mar 10
Multiple Airlines Logo
8:55 pm - 1:51 pm
ORD
-
ONT
18h 56m
1 stop
Multiple Airlines Logo
2:23 pm - 11:22 am
ONT
-
ORD
18h 59m
2 stops
$175Multiple Airlines
Thu, Mar 5 - Mon, Mar 9
Multiple Airlines Logo
4:16 pm - 11:59 pm
ORD
-
ONT
9h 43m
1 stop
Multiple Airlines Logo
9:40 pm - 11:22 am
ONT
-
ORD
35h 42m
2 stops
$177Multiple Airlines
Thu, Mar 12 - Thu, Mar 19
United Airlines Logo
4:45 pm - 10:18 pm
SBN
-
ONT
8h 33m
1 stop
United Airlines Logo
11:59 pm - 10:37 am
ONT
-
SBN
7h 38m
1 stop
$309United Airlines
Tue, Apr 7 - Thu, Apr 23
Delta Logo
6:17 pm - 11:51 pm
AZO
-
ONT
8h 34m
2 stops
Delta Logo
10:15 pm - 11:50 am
ONT
-
AZO
10h 35m
2 stops
$309Delta
Sat, May 23 - Thu, May 28
Delta Logo
3:17 pm - 9:54 pm
DAY
-
ONT
9h 37m
1 stop
Delta Logo
12:10 pm - 11:32 pm
ONT
-
DAY
8h 22m
1 stop
$309Delta
Sat, May 23 - Thu, May 28
United Airlines Logo
6:05 pm - 10:46 pm
DAY
-
ONT
7h 41m
1 stop
United Airlines Logo
6:30 pm - 9:48 am
ONT
-
DAY
12h 18m
2 stops
$314United Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
6:00 am - 10:06 am
SDF
-
ONT
7h 06m
1 stop
American Airlines Logo
7:59 pm - 8:50 am
ONT
-
SDF
9h 51m
2 stops
$326American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
10:49 am - 4:22 pm
SDF
-
ONT
8h 33m
2 stops
American Airlines Logo
7:59 pm - 8:50 am
ONT
-
SDF
9h 51m
2 stops
$331American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$66
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly with an average 1% increase in price.
Flight from Chicago O'Hare Airport to Ontario

FAQs for booking flights from Indiana to Ontario

  • How does KAYAK find such low prices on flights from Indiana to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Indiana to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Indiana to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Indiana is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Indiana to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Indiana with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Indiana to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Indiana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)