Find flights
Airlines
Travel Guide

₹ 64,235+ 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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
24 May — 31 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 24 April 2026.

Tue 26/521:30
DEL
-
ONT
2 stops38h 58m
Qatar Airways
Mon 5/1012:00
ONT
-
DEL
2 stops26h 25m
Qatar Airways
Deal found 23/4₹ 111,353
Tue 19/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Tue 6/1012:00
ONT
-
DEL
2 stops25h 25m
Qatar Airways
Deal found 23/4₹ 111,541
Tue 12/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Wed 15/712:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 22/4₹ 111,729
Tue 12/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Tue 14/712:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 19/4₹ 111,823
Mon 5/1003:25
DEL
-
ONT
2 stops27h 18m
Qatar Airways
Tue 9/212:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 22/4₹ 114,174
Mon 14/903:25
DEL
-
ONT
2 stops28h 08m
Qatar Airways
Sun 31/112:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 19/4₹ 114,268
Mon 8/604:15
DEL
-
ONT
2 stops32h 13m
Qatar Airways
Wed 11/1112:00
ONT
-
DEL
2 stops24h 40m
Qatar Airways
Deal found 23/4₹ 114,456
Sun 17/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Sat 10/1012:00
ONT
-
DEL
2 stops25h 25m
Qatar Airways
Deal found 22/4₹ 114,550
Tue 26/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Mon 17/812:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 20/4₹ 114,832
Tue 12/503:25
DEL
-
ONT
2 stops33h 03m
Qatar Airways
Tue 21/712:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 23/4₹ 114,926
Sun 23/803:25
DEL
-
ONT
2 stops28h 08m
Qatar Airways
Mon 28/912:10
ONT
-
DEL
2 stops25h 15m
Qatar Airways
Deal found 22/4₹ 115,020
Fri 8/510:25
DEL
-
ONT
2 stops48h 37m
Qatar Airways
Wed 15/712:04
ONT
-
DEL
2 stops25h 21m
Qatar Airways
Deal found 21/4₹ 115,209

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 24 April 2026.

Return from

₹ 90,756

One-way from

₹ 64,235

Popular in

April

Cheapest in

November

Average price

₹ 119,065
Finnair
  • Finnair
  • 14/7-24/9
  • 3 total stops
  • 51h 44m total
  • New Delhi to Los Angeles
Search Deals
Qatar Airways
  • Qatar Airways
  • 26/5
  • 2 total stops
  • 33h 03m total
  • New Delhi to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (₹ 4,960 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 1,361 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 24 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

Tue 19/5

03:25-23:58

2 stops33h 03m

Ontario

Tue 6/10

12:00-01:55

2 stops25h 25m

₹ 111,541

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 5/10

03:25-18:13

2 stops27h 18m

Ontario

Tue 9/2

12:00-02:10

2 stops24h 40m

₹ 114,174

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Sun 23/8

03:25-19:03

2 stops28h 08m

Ontario

Sun 13/12

12:00-02:10

2 stops24h 40m

₹ 142,671

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Wed 15/7

21:30-13:22

2 stops28h 22m

Ontario

Wed 29/7

12:04-02:55

2 stops26h 21m

₹ 145,586

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 2/6

23:35-21:55

2 stops34h 50m

Ontario

Fri 17/7

13:50-21:30

3 stops43h 10m

₹ 154,050

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Mon 22/6

23:35-12:47

2 stops25h 42m

Ontario

Wed 15/7

06:30-21:30

3 stops26h 30m

₹ 167,311

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 19/5

03:05-17:52

1 stop27h 17m

Ontario

Tue 6/10

13:49-03:45

2 stops25h 26m

₹ 175,963

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Thu 28/5

21:30-19:56

2 stops34h 56m

Ontario

Thu 18/6

12:04-02:55

2 stops26h 21m

₹ 179,631

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Tue 12/5

03:05-17:52

1 stop27h 17m

Ontario

Fri 17/7

06:00-19:40

2 stops25h 10m

₹ 181,606

New DelhiOntario

DEL - ONT

DELONT

New Delhi Indira Gandhi Intl

Fri 5/6

18:50-17:05

2 stops34h 45m

Ontario

Sat 13/6

06:20-17:10

2 stops46h 20m

₹ 191,387

Flights are sorted by cheapest return flights first.

Deals found on 20/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 24 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
8,450 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

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
8,450 reviews
Delta
7.9
Good
8,450 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

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

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.

Search flights to Ontario by cabin class

Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class flights to Ontario
Business Class flights to Ontario
Prem Economy Class flights to Ontario
Economy Class flights to Ontario

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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.