₹ 5,272+ 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 26/1. 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
16 Jan — 23 Jan1
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 17 December 2025.

Cheapest one-way flight

₹ 8,751

Cheapest airline

American Airlines

Most popular destination

Istanbul (IST)

Good round-trip deal

₹ 9,578 or less

Good one-way deal

₹ 6,639 or less
The cheapest one-way flight from Ontario is currently to Chicago O'Hare Intl.
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On average, American Airlines currently has the cheapest one-way flight from Ontario (avg. price of ₹ 10,213).
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Istanbul (IST) is currently the most popular flight destination from Ontario (average return price of ₹ 66,074).
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Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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Find flights from Ontario

Enter your travel dates to find the best prices.

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 17 December 2025.

Mon 19/106:00ONT - MCO
1 stop8h 54mUnited Airlines
Thu 22/116:55MCO - ONT
1 stop8h 58mUnited Airlines
Deal found 15/12₹ 23,362
Sat 16/523:25ONT - MCO
1 stop11h 16mJetBlue
Sun 24/512:10MCO - ONT
1 stop12h 59mJetBlue
Deal found 16/12₹ 23,544
Mon 26/107:30ONT - KOA
1 stop13h 17mDelta
Wed 4/221:55KOA - ONT
1 stop14h 01mDelta
Deal found 15/12₹ 25,180
Fri 16/122:30ONT - MCO
1 stop8h 22mDelta
Tue 20/105:30MCO - ONT
1 stop9h 01mDelta
Deal found 16/12₹ 27,635
Wed 28/107:30ONT - KOA
1 stop13h 17mDelta
Wed 4/221:55KOA - ONT
1 stop14h 01mDelta
Deal found 15/12₹ 27,635
Tue 10/306:14ONT - MCO
1 stop14h 45mAlaska Airlines
Tue 17/320:09MCO - ONT
1 stop29h 28mAlaska Airlines
Deal found 16/12₹ 27,816
Wed 4/207:30ONT - MCO
1 stop21h 15mDelta
Wed 11/208:50MCO - ONT
1 stop16h 54mDelta
Deal found 14/12₹ 27,907
Thu 8/106:00ONT - KOA
1 stop11h 51mDelta
Tue 13/120:45KOA - ONT
1 stop15h 11mDelta
Deal found 17/12₹ 27,998
Sun 1/206:00ONT - KOA
2 stops15h 57mDelta
Tue 3/221:55KOA - ONT
1 stop14h 01mDelta
Deal found 15/12₹ 28,089
Tue 13/105:55ONT - MCO
2 stops8h 25mSouthwest
Tue 20/106:10MCO - ONT
2 stops9h 15mSouthwest
Deal found 16/12₹ 29,180
Wed 4/215:30ONT - MCO
1 stop13h 15mDelta
Sat 7/206:15MCO - ONT
1 stop8h 16mDelta
Deal found 14/12₹ 29,362
Tue 17/205:40ONT - MCO
2 stops11h 20mSouthwest
Tue 24/212:55MCO - ONT
2 stops8h 45mSouthwest
Deal found 15/12₹ 29,725

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 17 December 2025. In the last 7 days, Cheapflights users made a total of 454,620 searches

Fly to

New Delhi

Route

Depart

Return

Price

OntarioOrlando

ONT - MCO

ONTMCO

Ontario

Sat 16/5

23:25-13:41

1 stop11h 16m

Orlando

Sun 24/5

12:10-22:09

1 stop12h 59m

₹ 23,544

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 26/1

07:30-18:47

1 stop13h 17m

Kona Intl

Fri 6/2

20:55-12:16

1 stop13h 21m

₹ 27,635

OntarioOrlando

ONT - MCO

ONTMCO

Ontario

Tue 10/3

06:14-23:59

1 stop14h 45m

Orlando

Tue 17/3

20:09-22:37

1 stop29h 28m

₹ 27,816

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 1/2

06:00-19:57

2 stops15h 57m

Kona Intl

Wed 4/2

21:55-13:56

1 stop14h 01m

₹ 28,089

OntarioOrlando

ONT - MCO

ONTMCO

Ontario

Tue 13/1

05:55-17:20

2 stops8h 25m

Orlando

Tue 20/1

06:10-12:25

2 stops9h 15m

₹ 29,180

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 1/2

06:00-19:57

2 stops15h 57m

Kona Intl

Fri 6/2

20:55-12:16

1 stop13h 21m

₹ 30,544

OntarioOrlando

ONT - MCO

ONTMCO

Ontario

Fri 6/2

10:45-22:35

2 stops8h 50m

Orlando

Sun 8/2

06:55-12:25

1 stop8h 30m

₹ 31,271

OntarioOrlando

ONT - MCO

ONTMCO

Ontario

Sun 15/2

13:15-00:03

1 stop7h 48m

Orlando

Tue 24/2

07:00-21:05

2 stops17h 05m

₹ 31,453

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 8/4

06:00-18:38

2 stops15h 38m

Kona Intl

Tue 14/4

21:45-11:14

1 stop10h 29m

₹ 31,725

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Tue 7/4

06:00-15:32

1 stop12h 32m

Kona Intl

Tue 7/4

21:00-10:53

1 stop10h 53m

₹ 31,998

Flights are sorted by cheapest return flights first.

Deals found on 17/12

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 ₹ 59,269). Flying from Ontario in July will prove the most costly (average of ₹ 70,541). 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 Seattle (97 flights per day), Dallas (89 flights per day) and Atlanta (79 flights per day).

Denver Intl
Denver Intl
From ₹ 9,578
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From ₹ 6,639

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Las Vegas Harry Reid Intl, with prices starting at ₹ 6,639. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From ₹ 6,639
Denver Intl
Denver Intl
From ₹ 9,578

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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 17 December 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 ₹ 6,639 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for ₹ 12,401 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 ₹ 187,855
    Fly from Ontario to Atlanta starting at ₹ 189,471

  • What is the cheapest month to fly from Ontario?

    August is currently the cheapest month to fly from Ontario. At this moment in time July 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 Mumbai from ₹ 80,268 round trip
    Fly from Ontario to New Delhi from ₹ 91,540 round trip
    Fly from Ontario to Hyderabad from ₹ 122,992 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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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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