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₹ 56,795+ Cheap flights to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
24 Jun — 1 Jul1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

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 25 May 2026.

Thu 24/1223:55
DEL
-
ONT
2 stops36h 01m
United Airlines
Tue 19/113:00
ONT
-
DEL
2 stops67h 20m
United Airlines
Deal found 22/5₹ 99,247
Thu 24/1223:55
DEL
-
ONT
2 stops36h 01m
United Airlines
Fri 22/105:00
ONT
-
DEL
2 stops27h 20m
United Airlines
Deal found 22/5₹ 103,932
Sun 27/922:50
DEL
-
ONT
2 stops59h 38m
United Airlines
Sat 13/313:00
ONT
-
DEL
2 stops43h 20m
United Airlines
Deal found 25/5₹ 105,271
Tue 14/722:50
DEL
-
ONT
2 stops49h 52m
United Airlines
Wed 20/105:00
ONT
-
DEL
2 stops51h 20m
United Airlines
Deal found 21/5₹ 106,610
Wed 23/1207:50
DEL
-
ONT
2 stops47h 56m
Multiple Airlines
Wed 20/110:58
ONT
-
DEL
2 stops29h 37m
Multiple Airlines
Deal found 22/5₹ 106,896
Mon 20/722:50
DEL
-
ONT
2 stops59h 35m
United Airlines
Thu 20/807:00
ONT
-
DEL
2 stops50h 00m
United Airlines
Deal found 23/5₹ 107,566
Sun 14/603:25
DEL
-
ONT
2 stops29h 37m
Qatar Airways
Tue 11/812:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 24/5₹ 110,530
Tue 16/615:55
DEL
-
ONT
2 stops43h 46m
Qatar Airways
Tue 30/606:02
ONT
-
DEL
2 stops38h 23m
Qatar Airways
Deal found 25/5₹ 110,912
Tue 14/722:50
DEL
-
ONT
2 stops49h 52m
United Airlines
Fri 22/105:00
ONT
-
DEL
2 stops27h 20m
United Airlines
Deal found 21/5₹ 111,295
Mon 15/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Sun 4/1018:54
ONT
-
DEL
2 stops49h 31m
Qatar Airways
Deal found 25/5₹ 113,494
Wed 29/721:30
DEL
-
ONT
2 stops38h 11m
Qatar Airways
Wed 13/112:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 24/5₹ 115,502
Thu 11/621:30
DEL
-
ONT
2 stops38h 11m
Qatar Airways
Tue 30/606:02
ONT
-
DEL
2 stops38h 23m
Qatar Airways
Deal found 25/5₹ 116,075

Find flight deals to Ontario

Find the latest flights to Ontario in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 25 May 2026.

Return from

₹ 99,630

One-way from

₹ 56,795

Popular in

August

Cheapest in

November

Average price

₹ 104,028
Air Canada
  • Air Canada
  • 15/6-20/8
  • 4 total stops
  • 77h 24m total
  • New Delhi to Los Angeles
Search Deals
22/8
  • 22/8
  • 2 total stops
  • 47h 53m total
  • New Delhi to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (₹ 3,736 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,293 potential savings vs. average return price).
Search Deals
Average for return flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 25 May 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 20/7

22:50-21:55

2 stops59h 35m

Ontario

Thu 20/8

07:00-21:30

2 stops50h 00m

₹ 107,566

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 14/6

03:25-20:32

2 stops29h 37m

Ontario

Tue 11/8

12:04-01:55

2 stops25h 21m

₹ 110,530

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Fri 5/6

23:35-20:46

2 stops33h 41m

Ontario

Mon 27/7

13:50-21:30

3 stops43h 10m

₹ 126,688

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 2/7

23:35-20:42

2 stops33h 37m

Ontario

Mon 31/8

06:00-21:30

2 stops27h 00m

₹ 131,756

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 22/6

18:50-17:19

2 stops34h 59m

Ontario

Wed 9/9

07:00-17:10

2 stops45h 40m

₹ 133,955

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 16/7

23:35-20:42

2 stops33h 37m

Ontario

Wed 30/9

13:49-21:30

2 stops43h 11m

₹ 137,110

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 25/6

18:50-17:19

2 stops34h 59m

Ontario

Fri 11/9

07:00-17:10

2 stops45h 40m

₹ 147,437

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 25/6

18:50-17:19

2 stops34h 59m

Ontario

Wed 16/9

07:00-17:10

2 stops45h 40m

₹ 147,437

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 7/7

23:35-21:55

2 stops34h 50m

Ontario

Mon 12/10

05:00-21:30

2 stops28h 00m

₹ 148,106

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 6/7

18:50-17:21

2 stops35h 01m

Ontario

Fri 18/9

07:00-17:10

2 stops45h 40m

₹ 150,305

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 23 resultsSorted by cheapest first
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2
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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.
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

What are the cheapest airlines that fly to Ontario?

The cheapest airline flying from New Delhi to Ontario is Delta.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 25 May 2026.
See what other customers who have flown with Delta to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,434 reviews
Check prices

Comfort

7.8

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

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
7.9
Good
8,434 reviews
Delta
7.9
Good
8,434 reviews
Check prices

Comfort

7.8

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

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

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.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, Delta is rated the highest out of the airlines that fly to Ontario.

  • 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 (25 hours 42 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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Fly with Cheapflights

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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.

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