How long is the flight from New Delhi to Ontario?

For as low as ₹ 145,428, United Airlines can have you in Ontario from New Delhi in 27h 05m. The distance from New Delhi to Ontario is about 12875 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What is the cheapest airline to fly from New Delhi to Ontario round-trip?

Flying on Delta is currently your cheapest option to Ontario, with prices starting at ₹ 98,441.

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches 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.

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).

What is the cheapest time of day to fly from DEL to ONT?

When flying from New Delhi to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from New Delhi to Ontario that include hotel bookings?

Yes. In addition to deals on New Delhi to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from New Delhi to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Delhi to Ontario.

Can I find deals for business class flights from New Delhi to Ontario?

Yes. Cheapflights offers flight deals from New Delhi to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 60,523+ Cheap Flights from New Delhi to Ontario

Cheap flight deals from New Delhi to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from New Delhi to Ontario
Explore the most affordable flight options available from New Delhi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Fri 25/923:35 -

2 stops34h 54m

Wed 24/306:00 -

2 stops27h 20m

Deal found 10/9₹ 98,386

Mon 23/1123:55 -

2 stops35h 15m

Wed 20/106:00 -

2 stops26h 20m

Deal found 11/9₹ 102,975

Thu 12/1123:55 -

2 stops35h 15m

Tue 12/105:00 -

2 stops27h 20m

Deal found 10/9₹ 103,071

Sun 18/1023:35 -

2 stops34h 54m

Wed 3/206:00 -

2 stops26h 20m

Deal found 8/9₹ 103,454

Tue 15/1204:55 -

2 stops31h 34m

Wed 17/207:00 -

2 stops30h 10m

Deal found 11/9₹ 106,609

Mon 12/1023:35 -

2 stops30h 36m

Sun 25/1006:00 -

2 stops27h 20m

Deal found 12/9₹ 108,234

Mon 28/923:35 -

2 stops30h 36m

Thu 25/306:00 -

2 stops27h 20m

Deal found 10/9₹ 108,425

Wed 14/1023:35 -

2 stops34h 54m

Tue 3/1106:00 -

2 stops26h 20m

Deal found 8/9₹ 108,904

Wed 18/1103:20 -

2 stops32h 46m

Tue 1/1216:25 -

2 stops26h 50m

Deal found 9/9₹ 112,919

Fri 23/1023:35 -

2 stops34h 54m

Sat 31/1006:00 -

2 stops27h 20m

Deal found 7/9₹ 115,979

Find flight deals from New Delhi to Ontario

Round-trip from	₹ 98,290
One-way from	₹ 52,587
Popular in	April
Cheapest in	October
Average price	₹ 103,645

United Airlines
19/2-23/2
4 total stops
58h 42m total
New Delhi to Ontario

Search Deals

3/11-31/12
3 total stops
49h 11m total
New Delhi to Ontario

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (₹ 525,621 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (₹ 115,180 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 26/1

23:55-20:20

2 stops33h 55m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,192

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Mon 28/9

23:35-20:58

2 stops33h 53m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,192

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Fri 2/10

23:35-20:58

2 stops33h 53m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,192

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Thu 1/10

23:35-21:59

2 stops34h 54m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,384

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Thu 24/9

23:35-21:59

2 stops34h 54m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,384

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Mon 26/10

23:55-12:29

2 stops49h 04m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,479

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Sat 31/10

23:55-22:41

2 stops35h 16m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,575

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Fri 23/10

23:35-21:59

2 stops34h 54m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 61,575

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Tue 22/9

00:50-23:47

2 stops35h 27m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 67,694

New DelhiOntario

DEL New Delhi Indira Gandhi Intl - ONT Ontario

DELONT

New Delhi Indira Gandhi Intl

Sat 3/10

23:35-21:59

2 stops34h 54m

Ontario

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 67,981

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 23 resultsSorted by cheapest first

Best time to book a flight from New Delhi to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from New Delhi 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.

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from New Delhi to Ontario, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,566 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

7.8

Good

8,566 reviews

Delta

7.8

Good

8,566 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

How long is the flight from New Delhi to Ontario?
For as low as ₹ 145,428, United Airlines can have you in Ontario from New Delhi in 27h 05m. The distance from New Delhi to Ontario is about 12875 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What is the cheapest airline to fly from New Delhi to Ontario round-trip?
Flying on Delta is currently your cheapest option to Ontario, with prices starting at ₹ 98,441.
Can I find deals for flights from New Delhi to Ontario that include hotel bookings?
Yes. In addition to deals on New Delhi to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from New Delhi to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Delhi to Ontario.
Can I find deals for business class flights from New Delhi to Ontario?
Yes. Cheapflights offers flight deals from New Delhi to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to California

Flights by cabin class

Other flight options

Other flights from New Delhi

Popular flights

Alternative routes for New Delhi to Ontario

New Delhi to San Francisco flights

New Delhi to Los Angeles flights

New Delhi to San Jose flights

New Delhi to Oakland flights

New Delhi to Las Vegas flights

New Delhi to San Diego flights

New Delhi to Burbank flights

New Delhi to Long Beach flights

New Delhi to Santa Ana flights

New Delhi to Sacramento flights

New Delhi to Monterey flights

New Delhi to Santa Rosa flights

Fly with Cheapflights

How does Cheapflights help users find flights from New Delhi to Ontario?

Cheapflights makes it easy to find New Delhi to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Can Cheapflights find flights from New Delhi to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from New Delhi to Ontario flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from New Delhi today and book when prices fit your budget.

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.

Cheap flights from New Delhi to Ontario from ₹ 60,523

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from New Delhi to Ontario

Cheapest flights from New Delhi to OntarioExplore the most affordable flight options available from New Delhi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from New Delhi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from New Delhi to OntarioDiscover carefully curated flight deals from New Delhi to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from New Delhi to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from New Delhi to OntarioDiscover last-minute flight deals from New Delhi to Ontario. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from New Delhi to Ontario. Data last updated 12 September 2026 and is based on user searches.

One-way flights from New Delhi to OntarioSearch for one-way flight options from New Delhi to Ontario. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from New Delhi to Ontario. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from New Delhi to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from New Delhi to Ontario

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

Reviews of airlines servicing Ontario

Read through reviews of airlines operating flights from New Delhi to Ontario, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from New Delhi to Ontario?

What is the cheapest airline to fly from New Delhi to Ontario round-trip?

Can I find deals for flights from New Delhi to Ontario that include hotel bookings?

How can I find direct flights from New Delhi to Ontario?

Can I find deals for business class flights from New Delhi 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.

Alternative routes for New Delhi to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from New Delhi to Ontario by cabin class

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

New Delhi and Ontario flights

Browse other New Delhi and Ontario flight options. Last updated on 12 September 2026.

Other flights from New Delhi

Browse through other flights departing from New Delhi. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from New Delhi to Ontario?

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

Can Cheapflights find flights from New Delhi to Ontario with no change fees?

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

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from New Delhi to Ontario
Explore the most affordable flight options available from New Delhi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from New Delhi to Ontario
Discover carefully curated flight deals from New Delhi to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from New Delhi to Ontario
Discover last-minute flight deals from New Delhi to Ontario. Data last updated 12 September 2026 and is based on user searches.

One-way flights from New Delhi to Ontario
Search for one-way flight options from New Delhi to Ontario. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.