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, New Delhi Indira Gandhi Intl offers the quickest one-way flight (21 hours 47 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).

₹ 48,241+ 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 5 November 2026.

Tue 17/1103:30 -

2 stops27h 05m

Wed 2/1222:50 -

2 stops26h 25m

Deal found 3/11₹ 110,387

Sun 15/1103:30 -

2 stops27h 05m

Wed 2/1222:50 -

2 stops26h 25m

Deal found 2/11₹ 115,495

Mon 14/1203:30 -

2 stops27h 05m

Wed 17/323:50 -

2 stops26h 25m

Deal found 3/11₹ 115,590

Fri 18/1203:30 -

2 stops27h 05m

Mon 4/122:50 -

2 stops26h 25m

Deal found 4/11₹ 115,779

Tue 3/1123:55 -

2 stops35h 15m

Sun 8/1106:00 -

2 stops26h 20m

Deal found 31/10₹ 118,711

Mon 2/1100:30 -

2 stops31h 47m

Sat 7/1113:29 -

2 stops42h 51m

Deal found 31/10₹ 119,090

Wed 16/1203:30 -

2 stops27h 05m

Fri 8/122:50 -

2 stops26h 25m

Deal found 3/11₹ 123,630

Mon 14/1203:30 -

2 stops27h 05m

Sat 16/122:50 -

2 stops26h 25m

Deal found 3/11₹ 123,819

Wed 23/1200:20 -

2 stops30h 15m

Mon 28/1222:50 -

2 stops26h 25m

Deal found 3/11₹ 125,427

Mon 14/1203:30 -

2 stops27h 05m

Wed 30/1222:50 -

2 stops26h 25m

Deal found 1/11₹ 127,319

Find flight deals to Ontario

Return from	₹ 88,442
One-way from	₹ 48,241
Popular in	April
Cheapest in	November
Average price	₹ 97,428

24/1-18/2
2 total stops
77h 00m total
New Delhi to Los Angeles

Search Deals

19/1-31/12
3 total stops
55h 50m total
New Delhi to Ontario

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (₹ 4,831 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (₹ 1,306 potential savings vs. average return price).

Search Deals

Average for return flights in November 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

Wed 16/12

03:20-17:15

2 stops27h 25m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 56,849

Fastest return journey

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Sun 15/11

03:30-17:05

2 stops27h 05m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 68,389

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 11/11

23:55-15:33

2 stops29h 08m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 73,781

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 17/11

23:55-18:01

2 stops31h 36m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 73,781

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 11/11

00:30-20:51

3 stops33h 51m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 74,064

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 25/11

05:10-20:54

2 stops29h 14m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 74,443

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Thu 19/11

23:50-20:15

2 stops33h 55m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 83,240

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 27/1

19:50-22:34

2 stops40h 14m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 91,942

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 1/12

19:50-17:15

2 stops34h 55m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 91,942

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Wed 25/11

19:50-17:16

2 stops34h 56m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 92,888

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 23 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 21 hours 47 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, New Delhi Indira Gandhi Intl offers the quickest one-way flight (21 hours 47 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

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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.

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₹ 48,241+ 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 19/1. 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 5 November 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 5 November 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 5 November 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 5 November 2026.

Last-minute flights to OntarioDiscover last-minute flight deals to Ontario. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals to Ontario. Data last updated 5 November 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 5 November 2026.

Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

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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 21 hours 47 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.

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How does Cheapflights help users find flights to Ontario?

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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 5 November 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 5 November 2026.

Last-minute flights to Ontario
Discover last-minute flight deals to Ontario. Data last updated 5 November 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 5 November 2026.