Cheap Flights from Indianapolis to Ontario International

Compare Indianapolis to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from Indianapolis to Ontario International

Looking for a cheap last-minute deal or the best return flight from Indianapolis Airport to Ontario International Airport? If you want to travel next month, return fares start from Rs66,437. Find the lowest prices on one-way and return tickets right here.

Ontario.Rs33,218 per passenger.Departing Thu, 13 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Thu, 13 Aug, arriving in Ontario International.Price includes taxes and charges.From Rs33,218, select.

Ontario.Rs36,587 per passenger.Departing Thu, 15 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Thu, 15 Oct, arriving in Ontario International.Price includes taxes and charges.From Rs36,587, select.

Ontario.Rs37,677 per passenger.Departing Tue, 22 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Tue, 22 Sep, arriving in Ontario International.Price includes taxes and charges.From Rs37,677, select.

Ontario.Rs46,023 per passenger.Departing Wed, 4 Nov.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Wed, 4 Nov, arriving in Ontario International.Price includes taxes and charges.From Rs46,023, select.

Ontario.Rs46,052 per passenger.Departing Sat, 12 Dec.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Sat, 12 Dec, arriving in Ontario International.Price includes taxes and charges.From Rs46,052, select.

Ontario.Rs49,636 per passenger.Departing Tue, 12 Jan.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Tue, 12 Jan, arriving in Ontario International.Price includes taxes and charges.From Rs49,636, select.

Ontario.Rs57,928 per passenger.Departing Sat, 6 Feb.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Sat, 6 Feb, arriving in Ontario International.Price includes taxes and charges.From Rs57,928, select.

Ontario.Rs62,501 per passenger.Departing Wed, 29 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Wed, 29 Jul, arriving in Ontario International.Price includes taxes and charges.From Rs62,501, select.

Ontario.Rs71,526 per passenger.Departing Mon, 15 Mar.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Mon, 15 Mar, arriving in Ontario International.Price includes taxes and charges.From Rs71,526, select.

Find the cheapest month to fly from Indianapolis to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indianapolis to Ontario International flights are currently cheapest in August.

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Indianapolis to Ontario International: Alternative routes

Compare routes from Indianapolis to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.

Indianapolis to Ontario: Flight information

The things to know before you go.

Cheapest flight found	Rs33,218
Cheapest month to fly	August

Finding cheap flights from Indianapolis to Ontario International: Frequently asked questions

How much are return flights from Indianapolis to Ontario International?

The best price we found for a return flight from Indianapolis to Ontario International is Rs66,437. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Indianapolis to Ontario International?

Currently, there are no airlines that fly direct from Indianapolis to Ontario International. But we found flights with one or more stops from Rs66,437.

How many flights are there a week from Indianapolis to Ontario International?

As of July 2026, there are no flights flying from Indianapolis to Ontario International.

When is the cheapest time to fly from Indianapolis to Ontario International?

The cheapest month to fly from Indianapolis to Ontario International is usually October.

Which upcoming date is cheapest to fly from Indianapolis Airport to Ontario International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indianapolis Airport to Ontario International Airport on Tuesday, 20 October 2026.

Can I get a direct flight from Indianapolis Airport to Ontario International Airport?

No airlines currently offer direct flights between Indianapolis Airport and Ontario International Airport. Most routes have one or more stops.

How can I find the best flight deal to Ontario International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ontario International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Ontario?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ontario is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Indianapolis Airport to Ontario International with?

Currently, Frontier Airlines offers the cheapest flight tickets to Ontario International.

Travelling from Indianapolis Airport (IND) to Ontario International Airport (ONT): what you need to know

Ontario is three hours behind Indianapolis and follows the UTC-8 timezone.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Be at the airport on time to board your IND to ONT flight.
You can expect longer queues during popular months like October. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.
Think about adding a stopover when booking your ticket from Indianapolis Airport to Ontario International Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here are some options between IND and ONT:
- Dallas Fort Worth International Airport
- Denver International Airport
- Phoenix Sky Harbour Airport

How to find the cheapest flights from Indianapolis Airport (IND) to Ontario International Airport (ONT)

Right now, Rs33,218 is the cheapest price we've found for a one-way Indianapolis Airport to Ontario International Airport flight. The best price for a return ticket is Rs66,437. Keep in mind that fares may change due to demand at the time of booking.
Don't wait until the last minute. You're more likely to find cheap tickets from IND to ONT if you book early. Airlines often offer some fantastic early bird deals.
Getting cheap flights from Indianapolis Airport to Ontario International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' function to see the lowest fares across each month and score a great deal.
Save time searching for cheap flights from IND to ONT by creating a Price Alert. You'll get an email or notification on the app when a new discounted fare appears.
Select your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Indianapolis Airport to Ontario International Airport.

Handy information about Indianapolis Airport (IND)

The address for IND is 7800 Col. H. Weir Cook Memorial Drive.
When it comes to the on-time performance of Indianapolis Airport, 78% of flights arrive within the scheduled timeframe.
To get to Indianapolis Airport from central Indianapolis, it takes around 20 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 18 kilometres from the airport to the city centre.
Planning to take public transport? Expect a trip time of around 50 minutes.
Searching for a convenient hotel close to IND? If you're catching an early flight from Indianapolis Airport to Ontario International Airport, these accommodation options will have you moments from your check-in counter:

Arriving at Ontario International Airport (ONT)

If you're landing on a late Indianapolis Airport to Ontario International Airport flight, few things beat the convenience of being close to the terminal. Pick up your bags from the carousel and then be resting shortly after at one of these accommodation options near ONT:
Get your adventure underway by picking up a Ontario International Airport rental car. Grab a set of wheels from Dollar, Fox - Rent A Car or Thrifty and explore beyond Ontario's usual tourist stops.
Lock in the best rate by reserving your vehicle from Ontario International Airport around three weeks in advance of your trip.

Getting from Ontario International Airport (ONT) to central Ontario

The address for ONT is 2900 E. Airport Drive.
Ontario International Airport is approximately 10 kilometres from the centre of Ontario. Driving there takes about 15 minutes.
Getting to the centre on public transport typically takes 45 minutes.

When to fly to Ontario International Airport (ONT)

July is the most popular month for flights from Indianapolis Airport to Ontario International Airport. For smaller crowds, head to Ontario in March.
Lock in your flight from Indianapolis Airport to Ontario International Airport for August if you want to visit Ontario during its warmest month. You can expect temperatures of between 16ºC and 36ºC.
If you like travelling in cooler conditions, search for a cheap ticket from IND to ONT in February. Temperatures average between 4ºC and 24ºC then.

Explore more of the United States

Los Angeles is just one of the many cities in the United States waiting to be discovered after you've seen Ontario. Around 56 kilometres away to the west, well-known attractions include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.
Around 153 kilometres south of Ontario, San Diego is another favourite stop in the United States. Experience the best of this destination with a visit to San Diego Zoo, San Diego Balboa Park and USS Midway Museum.