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₹ 61,584+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
16 May — 23 May1
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 16 April 2026.

Tue 3/1107:50
DEL
-
ONT
2 stops67h 44m
Multiple Airlines
Sat 21/1123:59
ONT
-
DEL
2 stops40h 36m
Multiple Airlines
Deal found 13/4₹ 98,441
Tue 26/521:30
DEL
-
ONT
2 stops38h 58m
Qatar Airways
Tue 20/1012:00
ONT
-
DEL
2 stops26h 25m
Qatar Airways
Deal found 14/4₹ 105,159
Tue 19/521:30
DEL
-
ONT
2 stops38h 58m
Qatar Airways
Wed 24/612:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 11/4₹ 106,279
Tue 1/903:25
DEL
-
ONT
2 stops28h 08m
Qatar Airways
Wed 23/912:10
ONT
-
DEL
2 stops25h 15m
Qatar Airways
Deal found 14/4₹ 108,239
Fri 8/521:30
DEL
-
ONT
2 stops37h 32m
Qatar Airways
Tue 4/812:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 12/4₹ 109,545
Wed 3/604:15
DEL
-
ONT
2 stops32h 13m
Qatar Airways
Wed 10/612:04
ONT
-
DEL
2 stops26h 21m
Qatar Airways
Deal found 14/4₹ 110,012
Mon 31/803:25
DEL
-
ONT
2 stops28h 08m
Qatar Airways
Wed 30/912:10
ONT
-
DEL
2 stops25h 15m
Qatar Airways
Deal found 16/4₹ 110,478
Tue 5/503:25
DEL
-
ONT
2 stops31h 37m
Qatar Airways
Wed 30/912:10
ONT
-
DEL
2 stops25h 15m
Qatar Airways
Deal found 15/4₹ 110,665
Sun 12/703:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Thu 8/1012:00
ONT
-
DEL
2 stops26h 25m
Qatar Airways
Deal found 13/4₹ 111,971
Mon 15/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Thu 29/1012:00
ONT
-
DEL
2 stops32h 00m
Qatar Airways
Deal found 13/4₹ 112,251
Tue 26/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Sat 4/712:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 15/4₹ 113,091
Mon 15/603:25
DEL
-
ONT
2 stops32h 16m
Qatar Airways
Sat 25/706:02
ONT
-
DEL
2 stops32h 23m
Qatar Airways
Deal found 12/4₹ 113,651

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 16 April 2026.

Return from

₹ 89,670

One-way from

₹ 61,584

Popular in

August

Cheapest in

November

Average price

₹ 115,703
Finnair
  • Finnair
  • 16/6-15/8
  • 4 total stops
  • 60h 36m total
  • New Delhi to Los Angeles
Search Deals
Qatar Airways
  • Qatar Airways
  • 5/5
  • 2 total stops
  • 37h 32m total
  • New Delhi to Ontario
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (₹ 3,039 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,216 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 16 April 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

Sat 23/5

21:30-22:38

2 stops37h 38m

Ontario

Sat 30/5

12:04-02:35

2 stops26h 01m

₹ 121,768

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 3/5

21:30-22:36

2 stops37h 36m

Ontario

Wed 30/9

12:10-01:55

2 stops25h 15m

₹ 123,915

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 4/6

21:30-22:38

2 stops37h 38m

Ontario

Tue 21/7

12:04-02:55

2 stops26h 21m

₹ 125,501

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Fri 4/9

21:30-13:53

2 stops28h 53m

Ontario

Wed 23/9

12:10-02:55

2 stops26h 15m

₹ 127,927

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 8/6

06:30-20:47

2 stops50h 47m

Ontario

Mon 31/8

23:50-04:50

2 stops40h 30m

₹ 131,286

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 10/5

21:30-22:40

2 stops37h 40m

Ontario

Sat 23/5

12:04-02:55

2 stops26h 21m

₹ 135,858

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 24/9

22:50-17:18

2 stops54h 58m

Ontario

Mon 28/9

07:00-21:30

2 stops26h 00m

₹ 137,164

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 14/7

21:30-13:22

2 stops28h 22m

Ontario

Fri 31/7

12:04-01:55

2 stops25h 21m

₹ 154,613

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 26/4

10:25-19:05

2 stops45h 10m

Ontario

Mon 7/9

11:58-02:55

2 stops26h 27m

₹ 155,920

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 26/5

03:55-17:10

2 stops25h 45m

Ontario

Wed 2/9

14:00-01:55

2 stops23h 25m

₹ 168,610

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 24 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 16 April 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
8,409 reviews
Check prices

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

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
8,409 reviews
Delta
7.9
Good
8,409 reviews
Check prices

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

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 (26 hours 9 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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