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₹ 9,370+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — DEL
22 Dec — 29 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 22 November 2025.

Cheapest one-way flight

₹ 4,284

Cheapest round-trip flight

₹ 64,762

Cheapest airline

American Airlines

Most popular destination

Newark (EWR)

Good round-trip deal

₹ 9,402 or less
The cheapest one-way flight from Ontario is currently to Newark.
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The cheapest round-trip flight from Ontario is currently to Istanbul.
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On average, American Airlines currently has the cheapest one-way flight from Ontario (avg. price of ₹ 10,026).
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Newark (EWR) is currently the most popular flight destination from Ontario (average return price of ₹ 19,141).
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Price to beat on a round-trip flight from Ontario.
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Find flights from Ontario

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Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 22 November 2025.

Thu 22/106:00ONT - JFK
1 stop10h 28mAlaska Airlines
Sat 31/111:30JFK - ONT
1 stop12h 06mAlaska Airlines
Deal found 22/11₹ 22,399
Thu 19/207:00ONT - JFK
1 stop29h 45mAlaska Airlines
Sun 22/217:00JFK - ONT
1 stop9h 52mAlaska Airlines
Deal found 22/11₹ 22,488
Tue 3/306:14ONT - JFK
1 stop9h 56mAlaska Airlines
Mon 9/317:00JFK - ONT
1 stop9h 52mAlaska Airlines
Deal found 22/11₹ 22,578
Fri 30/116:03ONT - JFK
1 stop20h 20mAlaska Airlines
Thu 5/207:00JFK - ONT
1 stop11h 08mAlaska Airlines
Deal found 22/11₹ 22,667
Thu 29/106:00ONT - JFK
1 stop10h 28mAlaska Airlines
Mon 2/207:00JFK - ONT
1 stop11h 08mAlaska Airlines
Deal found 21/11₹ 22,845
Wed 7/113:10ONT - JFK
1 stop7h 47mDelta
Thu 8/106:00JFK - ONT
1 stop8h 31mDelta
Deal found 22/11₹ 22,935
Sat 6/1206:00ONT - JFK
1 stop10h 29mAlaska Airlines
Thu 11/1216:00JFK - ONT
1 stop10h 29mAlaska Airlines
Deal found 20/11₹ 23,559
Sat 6/1217:49ONT - JFK
1 stop9h 26mDelta
Sat 13/1207:00JFK - ONT
1 stop13h 07mDelta
Deal found 22/11₹ 24,095
Sat 13/1217:49ONT - JFK
1 stop9h 26mDelta
Wed 7/106:00JFK - ONT
1 stop8h 31mDelta
Deal found 21/11₹ 24,719
Tue 13/112:41ONT - JFK
1 stop9h 09mDelta
Wed 14/106:10JFK - ONT
1 stop9h 06mDelta
Deal found 21/11₹ 24,809
Wed 25/208:41ONT - KOA
1 stop10h 17mAlaska Airlines
Wed 4/308:45KOA - ONT
1 stop11h 59mAlaska Airlines
Deal found 21/11₹ 25,076
Mon 8/1206:40ONT - JFK
1 stop10h 21mDelta
Wed 10/1207:00JFK - ONT
1 stop13h 07mDelta
Deal found 22/11₹ 25,255

Find flights from Ontario within your budget

 
Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 22 November 2025. In the last 7 days, Cheapflights users made a total of 454,620 searches

Fly to

New Delhi

Route

Depart

Return

Price

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 29/1

06:00-19:28

1 stop10h 28m

New York John F Kennedy Intl

Wed 4/2

07:00-15:08

1 stop11h 08m

₹ 22,399

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 4/3

06:14-19:10

1 stop9h 56m

New York John F Kennedy Intl

Thu 12/3

17:00-23:52

1 stop9h 52m

₹ 22,578

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 29/1

06:00-19:28

1 stop10h 28m

New York John F Kennedy Intl

Sat 31/1

11:30-20:36

1 stop12h 06m

₹ 22,845

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 26/1

06:00-19:28

1 stop10h 28m

New York John F Kennedy Intl

Wed 28/1

07:00-15:08

1 stop11h 08m

₹ 22,845

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sun 25/1

06:00-19:28

1 stop10h 28m

New York John F Kennedy Intl

Sat 31/1

11:30-20:36

1 stop12h 06m

₹ 22,845

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 25/2

07:00-15:45

1 stop29h 45m

New York John F Kennedy Intl

Mon 2/3

16:25-23:32

1 stop10h 07m

₹ 22,845

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 7/1

13:10-23:57

1 stop7h 47m

New York John F Kennedy Intl

Thu 8/1

06:00-11:31

1 stop8h 31m

₹ 22,935

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 7/1

07:30-22:01

1 stop11h 31m

New York John F Kennedy Intl

Sat 10/1

15:20-21:05

1 stop8h 45m

₹ 22,935

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 6/12

06:00-19:29

1 stop10h 29m

New York John F Kennedy Intl

Thu 11/12

16:00-23:29

1 stop10h 29m

₹ 23,559

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 8/1

06:00-19:28

1 stop10h 28m

New York John F Kennedy Intl

Sun 11/1

17:17-13:06

1 stop22h 49m

₹ 25,612

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario

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

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario?

Currently, August is the cheapest month in which you can book a flight from Ontario (average of ₹ 58,184). Flying from Ontario in March will prove the most costly (average of ₹ 69,518). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Ontario?

Ontario offers frequent flights to Dallas (102 flights per day), Seattle (92 flights per day) and Atlanta (77 flights per day).

Denver Intl
Denver Intl
From ₹ 9,402

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Denver Intl, with prices starting at ₹ 9,402. Explore other affordable destinations below.

Denver Intl
Denver Intl
From ₹ 9,402

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Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 22 November 2025.

  • What are the most popular destinations to fly to from Ontario?

    For the current month, the most popular flights from Ontario are Dallas/Fort Worth Airport, Denver, Guadalajara. Dallas/Fort Worth Airport, Denver, Guadalajara are the most popular locations from Ontario year round.

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as ₹ 9,402 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for ₹ 9,848 to fly from Ontario.

  • What is the cheapest premium economy flight from Ontario?

    Options for some of the cheapest premium economy flights from Ontario we have found on Cheapflights are as follows:
    Fly from Ontario to Dallas/Fort Worth Airport starting at ₹ 184,416
    Fly from Ontario to Atlanta starting at ₹ 186,003

  • What is the cheapest month to fly from Ontario?

    August is currently the cheapest month to fly from Ontario. At this moment in time March is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Ontario?

    Here are some of the cheapest flight destinations from Ontario:
    Fly from Ontario to New Delhi from ₹ 56,756 round trip
    Fly from Ontario to Mumbai from ₹ 77,282 round trip
    Fly from Ontario to Hyderabad from ₹ 119,670 round trip

  • How does Cheapflights help users find flights from Ontario?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

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

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

  • Can Cheapflights find flights from Ontario with no change fees?

    Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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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 from Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

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

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

Can Cheapflights find flights from Ontario with no change fees?

Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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