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₹ 56,892+ 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
27 Jun — 4 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 28 May 2026.

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₹ 105,451
Wed 18/1103:45
DEL
-
ONT
2 stops28h 13m
Qatar Airways
Wed 3/312:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 25/5₹ 106,313
Sat 24/1023:35
DEL
-
ONT
2 stops49h 15m
United Airlines
Mon 9/1118:53
ONT
-
DEL
2 stops37h 27m
United Airlines
Deal found 27/5₹ 106,504
Tue 27/1023:55
DEL
-
ONT
2 stops32h 55m
United Airlines
Tue 16/206:02
ONT
-
DEL
2 stops26h 18m
United Airlines
Deal found 26/5₹ 106,791
Tue 27/1007:50
DEL
-
ONT
2 stops51h 46m
Multiple Airlines
Wed 11/1110:47
ONT
-
DEL
2 stops29h 48m
Multiple Airlines
Deal found 26/5₹ 107,366
Mon 20/722:50
DEL
-
ONT
2 stops59h 35m
United Airlines
Sat 22/808:00
ONT
-
DEL
2 stops49h 00m
United Airlines
Deal found 23/5₹ 107,749
Wed 22/715:55
DEL
-
ONT
2 stops41h 07m
Qatar Airways
Wed 13/112:00
ONT
-
DEL
2 stops31h 00m
Qatar Airways
Deal found 25/5₹ 108,420
Tue 23/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Tue 11/812:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 27/5₹ 109,856
Tue 16/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Thu 20/806:02
ONT
-
DEL
2 stops38h 23m
Qatar Airways
Deal found 26/5₹ 109,952
Tue 3/1103:45
DEL
-
ONT
2 stops28h 13m
Qatar Airways
Thu 4/312:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 26/5₹ 110,048
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₹ 110,718
Mon 22/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Tue 21/706:02
ONT
-
DEL
2 stops31h 23m
Qatar Airways
Deal found 25/5₹ 110,814

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 28 May 2026.

Return from

₹ 100,087

One-way from

₹ 56,892

Popular in

August

Cheapest in

November

Average price

₹ 104,205
LOT
  • LOT
  • 21/7-20/8
  • 2 total stops
  • 64h 55m 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 (₹ 3,743 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,296 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 28 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
Fastest return journey

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 23/8

03:25-19:03

2 stops28h 08m

Ontario

Tue 15/9

12:12-01:55

2 stops25h 13m

₹ 115,124

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 17/11

00:25-22:26

2 stops59h 31m

Ontario

Sun 22/11

18:53-22:00

3 stops61h 37m

₹ 124,606

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

₹ 131,981

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 18/6

23:35-12:38

2 stops49h 33m

Ontario

Thu 17/9

05:00-21:30

2 stops28h 00m

₹ 140,984

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Wed 17/6

23:35-21:55

2 stops34h 50m

Ontario

Wed 14/10

06:00-21:30

2 stops27h 00m

₹ 143,474

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Fri 24/7

11:10-22:23

2 stops47h 43m

Ontario

Thu 20/8

11:45-01:55

2 stops49h 40m

₹ 147,688

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 6/7

18:50-22:52

2 stops40h 32m

Ontario

Fri 30/10

07:00-18:20

2 stops46h 50m

₹ 150,945

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Wed 17/6

23:35-12:40

2 stops25h 35m

Ontario

Tue 25/8

05:00-21:30

2 stops28h 00m

₹ 152,477

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 13/7

23:35-20:42

2 stops33h 37m

Ontario

Fri 13/11

18:53-21:50

2 stops61h 27m

₹ 154,488

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 23/6

23:35-21:55

2 stops34h 50m

Ontario

Tue 30/6

06:10-21:30

2 stops26h 50m

₹ 154,488

Flights are sorted by cheapest return flights first.

Deals found on 24/5

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 28 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
8,423 reviews
Check prices

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

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
8,423 reviews
Delta
7.9
Good
8,423 reviews
Check prices

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.8

Crew

8.5

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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