What airport do you fly into for flights to Ontario?

Travellers will need to book flights to Ontario (ONT) if they wish to fly to Ontario. The Ontario airport is 4.9 km from the city centre.

Can I find cheaper flights to Ontario if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

Where does the fastest flight to Ontario depart from?

For those looking to save time traveling to Ontario, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (26 hours 20 minutes).

Does Ontario have rental cars?

Yes. Those touching down at Ontario can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Ontario?

Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 km away from Ontario).

₹ 55,528+ Cheap Flights to Ontario, California

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 27 October 2026.

Mon 21/1203:20 -

2 stops26h 20m

Tue 2/312:00 -

2 stops23h 40m

Deal found 25/10₹ 106,682

Sat 21/1108:20 -

3 stops29h 34m

Sat 28/1120:31 -

3 stops32h 34m

Deal found 24/10₹ 133,115

Mon 14/1219:50 -

2 stops40h 39m

Wed 27/115:35 -

2 stops37h 05m

Deal found 26/10₹ 135,207

Sun 13/1219:50 -

2 stops34h 55m

Tue 5/107:00 -

2 stops45h 40m

Deal found 23/10₹ 135,397

Thu 17/1219:50 -

2 stops34h 55m

Thu 28/107:00 -

2 stops45h 40m

Deal found 26/10₹ 137,394

Thu 10/1219:50 -

2 stops34h 55m

Tue 5/107:00 -

2 stops45h 40m

Deal found 23/10₹ 137,584

Thu 17/1219:50 -

2 stops34h 55m

Fri 29/115:35 -

2 stops37h 05m

Deal found 26/10₹ 139,486

Sat 21/1119:50 -

2 stops34h 56m

Sat 28/1107:00 -

2 stops45h 40m

Deal found 24/10₹ 139,581

Thu 10/1219:50 -

2 stops40h 39m

Sat 2/117:38 -

2 stops59h 02m

Deal found 23/10₹ 139,676

Sun 15/1104:55 -

2 stops28h 05m

Wed 2/1219:06 -

3 stops33h 59m

Deal found 27/10₹ 144,811

Wed 4/1103:30 -

2 stops27h 05m

Wed 25/1122:50 -

2 stops26h 25m

Deal found 26/10₹ 145,856

Sun 8/1103:30 -

2 stops27h 05m

Mon 16/1122:50 -

2 stops26h 25m

Deal found 24/10₹ 145,952

Find flight deals to Ontario

Return from	₹ 89,663
One-way from	₹ 55,528
Popular in	April
Cheapest in	November
Average price	₹ 106,492

Finnair
29/1-14/2
2 total stops
44h 30m total
New Delhi to Los Angeles

Search Deals

9/12-31/12
3 total stops
43h 53m total
New Delhi to Ontario

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (₹ 4,888 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (₹ 1,298 potential savings vs. average return price).

Search Deals

Average for return flights in October 2026

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Thu 12/11

03:20-23:49

2 stops33h 59m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 56,194

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 8/12

03:20-20:58

2 stops31h 08m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 56,479

Fastest return journey

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Mon 7/12

03:30-17:05

2 stops27h 05m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 82,341

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Thu 12/11

03:30-17:05

2 stops27h 05m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 82,532

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Sun 20/12

03:30-17:05

2 stops27h 05m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 82,627

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Mon 7/12

23:50-09:38

2 stops47h 18m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 83,482

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 10/2

19:50-13:57

2 stops55h 37m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 92,135

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 10/11

19:50-16:24

2 stops34h 04m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 92,135

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Fri 5/2

04:55-22:34

2 stops31h 09m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 93,086

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Mon 30/11

19:50-17:15

2 stops34h 55m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 93,371

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 24 resultsSorted by cheapest first

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.

DEL-ONT

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Ontario

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

How long is the flight to Ontario?

On average, a flight from New Delhi to Ontario takes 31 hours 37 minutes. Flights to Ontario from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Ontario

What airport do you fly into for flights to Ontario?
Travellers will need to book flights to Ontario (ONT) if they wish to fly to Ontario. The Ontario airport is 4.9 km from the city centre.
Can I find cheaper flights to Ontario if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.
Where does the fastest flight to Ontario depart from?
For those looking to save time traveling to Ontario, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (26 hours 20 minutes).
Does Ontario have rental cars?
Yes. Those touching down at Ontario can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Ontario?
Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 km away from Ontario).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Flights by cabin class

Flights from Ontario

Flights to United States

Complete your trip

Popular routes

Popular destinations

Popular flights

Popular United States flight routes

Airlines

Search flights to Ontario by cabin class

First Class flights to Ontario

Business Class flights to Ontario

Prem Economy Class flights to Ontario

Economy Class flights to Ontario

Fly with Cheapflights

How does Cheapflights help users find flights to Ontario?

When you search for this flight to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights to Ontario with no change fees.

Can Cheapflights notify me if prices for flights to Ontario become cheaper?

Not ready to book yet? You can track prices for flights to Ontario on Cheapflights with our Price Alerts feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

₹ 55,528+ Cheap flights to Ontario

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Ontario in 2026

Cheapest flights to OntarioExplore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 27 October 2026.

Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 27 October 2026.

Best flights to OntarioDiscover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Discover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Last-minute flights to OntarioDiscover last-minute flight deals to Ontario. Data last updated 27 October 2026 and is based on user searches.

Discover last-minute flight deals to Ontario. Data last updated 27 October 2026 and is based on user searches.

One-way flights to OntarioSearch for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Find flight deals to Ontario

Return from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.

Cheapflights Insights

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

How long is the flight to Ontario?

On average, a flight from New Delhi to Ontario takes 31 hours 37 minutes. Flights to Ontario from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Ontario

What airport do you fly into for flights to Ontario?

Can I find cheaper flights to Ontario if I am willing to have stopovers?

Where does the fastest flight to Ontario depart from?

Does Ontario have rental cars?

Are there hotels close to Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Ontario by cabin class

Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Find the best flight deals from Ontario

Some of the lowest fares we’ve come across for flights from Ontario.

Other flight destinations closest to Ontario

Book a flight to other destinations in United States.

Complete your trip

Reserve a car hire and hotel room to complete your trip to Ontario.

Most traveled routes by our users

Browse our most popular destinations

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Popular United States flight routes

Browse through the most popular flight routes to the United States at this time.

Fly your favourite airline to Ontario

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

Fly with Cheapflights

How does Cheapflights help users find flights to Ontario?

Why should you use Cheapflights to find cheap flight tickets to Ontario?

Can Cheapflights find flights to Ontario with no change fees?

Can Cheapflights notify me if prices for flights to Ontario become cheaper?

100% Free

Book With Flexibility

Travel Smart

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 27 October 2026.

Best flights to Ontario
Discover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Last-minute flights to Ontario
Discover last-minute flight deals to Ontario. Data last updated 27 October 2026 and is based on user searches.

One-way flights to Ontario
Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.